dnslists.otl

   1 TODO
   2         check and link (de)listing policy
   3                 NOGO: delisting for money
   4         check and link usage policy
   5         check and link return codes
   6         find newsfeed or mailinglist
   7         give feedback?
   8         implement in exim
   9         implement in SA
  10         implement in rspamd
  11 00_META
  12         https://bugs.launchpad.net/ubuntu/+source/amispammer/+bug/835614
  13         http://www.blalert.com/dnsbls
  14         http://www.dnsbl.info/dnsbl-list.php
  15         http://dnsbl.inps.de/index.cgi?lang=en&site=00002
  16         http://www.sdsc.edu/~jeff/spam/cbc.html
  17         http://moensted.dk/spam/
  18         https://whatismyipaddress.com/blacklist-check
  19         https://multirbl.valli.org/
  20         https://glockapps.com/blacklist/
  21         https://docs.hetrixtools.com/monitored-blacklists/
  22         https://www.blacklistmaster.com/
  23         https://knowledge.validity.com/hc/en-us/sections/204468388-Blocklists
  24         https://github.com/zbetcheckin/DNSBLs
  25         https://en.wikipedia.org/wiki/Comparison_of_DNS_blacklists
  26         https://www.impressionwise.com/kb/threats/rbl-advisories.html
  27 00_ELANG
  28         http://dnsbl.aspnet.hu/
  29                 hungarian?
  30         http://spam-rbl.fr/
  31                 french
  32         https://mav.com.br/
  33                 maybe? they have antispam but it’s all portugese? or spanish? no idea
  34 00_DEAD
  35         http://openrbl.org/
  36                 as seems dead
  37                         404s
  38                         wiki is down
  39         http://mailhosts.org/
  40                 dead
  41                         https://www.blalert.com/dnsbl/shortlist.mailhosts.org
  42         blitzed.org
  43                 dead since 2006
  44                         https://www.dnsbl.com/2007/02/status-of-opmblitzedorg-dead.html
  45                                 referenced ML post is 404
  46         blackholes.five-ten-sg.com
  47                 Offline as of 1/1/2013
  48                         https://whatismyipaddress.com/five-ten-sg
  49         dynip.rothen.com
  50                 On 9/29/2020 the ROTHEN blacklist appears to have started to list the entire internet
  51                         https://www.dnsbl.info/dnsbl-details.php?dnsbl=dynip.rothen.com
  52         fl.chickenboner.biz
  53                 dead since 2011
  54                         https://community.spiceworks.com/topic/329762-blacklist-removal
  55                         https://bugs.launchpad.net/ubuntu/+source/amispammer/+bug/835614
  56                 website contains spam/crap
  57         http://cart00ney.surriel.com/
  58                 cart00ney.org is dead
  59         http://dsbl.org/
  60                 points to surriel.com
  61         http://csma.biz/
  62                 domain is for sale
  63                 dead since 2013
  64                         https://www.dnsbl.com/2013/02/status-of-blcsmabiz-dead.html
  65         http://dnsbl.net.au/
  66                 website contains info about living in australia? called "AusBlog"
  67                 http://www.dnsbl.com/2009/04/status-of-dnsblnetau-dead.html
  68         http://moensted.dk/spam/
  69                 dead since 2010
  70                 https://moensted.dk/spam/
  71         http://rbl.mw-internet.net/
  72                 domain was parked
  73                 2023: it is an asian(?) gambling(?) website
  74         http://www.blackholes.us/
  75                 dead since 2009
  76                         https://www.dnsbl.com/2009/10/status-of-blackholesus-dead.html
  77         http://www.deadbeef.com/
  78                 dead, no info
  79         spamsources.dnsbl.info
  80                 dead since 2011 or so
  81                         http://www.dnsbl.info/spamsources-dnsbl-defunct.php
  82         http://www.gweep.ca/
  83                 domain dead, no other info
  84         http://www.njabl.org/
  85                 dead since 2013
  86                         https://en.wikipedia.org/wiki/Not_Just_Another_Bogus_List
  87         http://wytnij.to/
  88                 website parked, no other info
  89         https://www.transip.nl/
  90                 dead since 2013
  91                         https://www.blalert.com/dnsbl/proxy.block.transip.nl
  92                         https://www.blalert.com/dnsbl/residential.block.transip.nl
  93         pss.spambusters.org.ar
  94                 NXDOMAIN
  95         rbl.snark.net
  96                 NXDOMAIN
  97                 https://snark.net/ gives access denied
  98         whois.rfc-ignorant.org
  99                 NXDOMAIN
 100                 rfc-ignorant.org registered but no A/AAAA record
 101                 dead since 2012
 102                         http://www.h-online.com/security/news/item/RFC-Ignorant-org-blacklist-closes-down-1724814.html
 103                         https://www.dnsbl.com/2012/09/status-of-rfc-ignorantorg-shutting-down.html
 104         will-spam-for-food.eu.org
 105                 unmaintained
 106                 dead
 107                         https://rfc1149.net/blog/2012/01/22/who-did-resurrect-will-spam-for-food/
 108         http://proxybl.org/
 109                 dead, seemingly written on http://proxybl.org/blog but that’s also dead
 110                 https://linuxreviews.org/Mail_Spam_Blacklists
 111                 https://community.sophos.com/utm-firewall/f/web-server-security/50273/dnsbl-proxybl-org-offline
 112         dev.null.dk
 113                 timeout, also on the parent null.dk
 114                 effectively dead
 115         dnsbl.mags.net
 116                 seems dead, no info to be found
 117                 domain does not respond
 118         http://msrbl.blogspot.ch/
 119                 http://msrbl.blogspot.com/ says "no updates" since 2010 but supposed to be reactivated
 120                 effectively dead
 121         http://www.olsentech.net/
 122                 strange content on web
 123                 effectively dead
 124         rbl.orbitrbl.com
 125                 http://www.orbitrbl.com/
 126                 timeout
 127         rbl.polarcomm.net
 128                 NXDOMAIN
 129                 registered but no A/AAAA record
 130         cidr.bl.mcafee.com
 131                 https://kc.mcafee.com/corporate/index?page=content&id=KB53783
 132                         404
 133                 no info to be found
 134                 dead?
 135         http://anti-spam.org.cn/?locale=en_US
 136                 unreachable DNS
 137         rbl.talkactive.net
 138                 seems dead
 139                 talkactive.net redirects twice to some hosting company
 140                 last listings in 2017
 141                         https://multirbl.valli.org/detail/rbl.talkactive.net.html
 142                         https://www.blacklistmaster.com/blacklists?view=details&blacklist=rbl.talkactive.net
 143         dnsbl.ipocalypse.net
 144                 no policies published
 145                 dead
 146                         was a private list of an irc network
 147                         network was renamed idlechat.net in 2014
 148                         became a discord chat in 2022(?)
 149         http://blakjak.net/RBL
 150                 external access disabled
 151                 2023: seems dead, website is a weird error
 152                 https://www.blalert.com/dnsbl/rbl.blakjak.net
 153                         This is a private list that we do not monitor as the maintainer has explicity announced that the list is for his personal use
 154         http://cyberlogic.net/
 155                 french (canada)
 156                 https://www.dnsbl.info/dnsbl-details.php?dnsbl=dnsbl.cyberlogic.net
 157                         On or about 5/21/2018 the cyberlogic DNSBL ceased functioning properly.
 158                 https://www.dnsbl.com/2018/05/
 159                         As reported on the mailop mailing list on Friday May 25, 2018, the blocking list at dnsbl.cyberlogic.net now contains a "wildcard" DNS entry, effectively listing the entire internet
 160         http://www.rbl.jp/allrbl-e.html
 161                 website asks for login or just errors
 162         http://www.spamhauswhitelist.com/en/
 163                 looks like a parked domain with ads
 164         http://stopspam.org/rblcheck/index.php
 165                 aka dul.pacifier.net
 166                 http://www.stopspam.org/rbl-info/
 167                         stopped in 2013
 168         http://countries.nerd.dk/
 169                 unable to connect, also for nerd.dk
 170         http://dul.ru/dul.en.html
 171                 DEAD for sale
 172         http://dns.measurement-factory.com/surveys/openresolvers.html
 173                 dead
 174                         »The following text describes past open DNS resolver surveys and an associated DNS lookup service that has been long shut down«
 175         http://www.sectoor.de/tor.php
 176                 timeouts
 177         http://anticaptcha.net/
 178                 for sale
 179         http://blacklist.lashback.com/
 180                 query zone: ubl.unsubscore.com
 181                 provider’s website https://lashback.com/ seems alive and active (news entries from 2023) but does not link to the blacklist
 182                 rsync URLs seem dead, so does the download url
 183         http://blacklist.woody.ch/
 184                 no entries in the displayed "top 100"
 185                 may have been absorbed into the swinog blacklists, see antispam.imp.ch
 186         http://cbl.abuseat.org/
 187                 https://www.abuseat.org/
 188                         changes to the CBL that occured in January 2021. In short, the CBL infrastructure was replaced by the Spamhaus XBL structure
 189         http://dnsbl.burnt-tech.com/
 190                 domain is for sale
 191         http://rbl.dns-servicios.com/rbl.php
 192                 website can not be found
 193         http://spamcannibal.org/
 194                 dead, as of at least 2018
 195         http://st.technovision.dk/
 196                 https://docs.hetrixtools.com/st-technovision-dk-inactive-removed/
 197                         [December 8, 2021] This RBL has stopped responding to DNS queries.
 198         http://spamstinks.com/
 199                 cert is for generic hostname
 200                 website shows some login form
 201         http://virbl.bit.nl/
 202                 https://www.rollernet.us/2017/01/shutdown-of-virbl-dnsbl-bit-nl/
 203                         January 23, 2017: »The Virbl-project site has been replaced by this static message to inform those that find their ways here. The Virbl DNSBL-zone was emptied and will be removed all together at a moment further on in the future.«
 204         http://www.blocklist.de/en/index.html
 205                 lots of timeouts as of 2023
 206                 forum link is dead, among others
 207                 seems unmaintained but alive
 208                 latest news is from 2016
 209                 latest blog entry from 2022
 210                         Abusix, a network security company for mail security and abuse report handling, takes over blocklist.de to integrate it within its Abusix platform to further improve its data quality.
 211         http://www.emailbasura.org/cgi-bin/emailbasura-ini.pl?lang=eng
 212                 placeholder/parked?
 213         http://www.leadmon.net/spamguard/
 214                 website times out
 215         http://www.srntools.com/blacklist/
 216                 redirects to comodo.com subdomain where I can’t find any information about a DNSBL
 217         https://bl.konstant.no/
 218                 https://docs.hetrixtools.com/bl-konstant-no-unresponsive-removed/
 219                         [July 29, 2022] This RBL has become unresponsive, and we’ve removed it from our system until it returns to functioning normally again.
 220         https://www.megarbl.net/
 221                 connection times out
 222                 https://www.blalert.com/dnsbl/rbl.megarbl.net
 223                         »This blacklist is marked as inactive and is not being checked at the moment. We will be tracking it to see if it goes to normal again.«
 224 00_NEEDS_RECHECK
 225         https://antispam.imp.ch/
 226                 no usage policy
 227                 no return code info
 228                 no good listing policy
 229                 information received from inquiry to provider
 230                         website will be updated
 231                         return codes
 232                                 dnsrbl.swinog.ch and uribl.swinog.ch (holding time increases with hits)
 233                                         127.0.1.8 = default
 234                                         127.0.0.10 => TRAP (Email sent to a spamtrap)
 235                                         127.0.0.11 => REPO (Email reported as Spam by customer)
 236                                 spamrbl.imp.ch (3 days holding time)
 237                                         IPs are listed when trying to send mail to the spamtrap mailserver
 238                                         MD5 hash: attachment sent to the swinog blacklist
 239                                 wormrbl.imp.ch
 240                                         DEAD
 241         http://blacklist.woody.ch/rblcheck.php3
 242                 dead?
 243                 waiting for feedback
 244         http://dnsbl.iip.lu/
 245                 https://docs.hetrixtools.com/lookup-dnsbl-iip-lu-false-positive-removed/
 246                         in 2016: lookup.dnsbl.iip.lu blacklist started issuing false positive responses and upon further investigation looks to be abandoned/dead.
 247                 https://www.blalert.com/dnsbl/lookup.dnsbl.iip.lu
 248                         This blacklist is marked as "shut down" and non-operational as of 2017-12-31.
 249         http://dnsbl.inps.de/
 250                 timeout
 251                 https://www.dnsbl.com/search/label/dnsbl.inps.de
 252                         Today, May 25, 2020, he has announced that it is shutting down, due to concerns around GDPR and personal challenges brought on by the coronavirus pandemic.
 253                 https://docs.hetrixtools.com/dnsbl-inps-de-removed-from-our-system/
 254                         [May 29,2018] IPv4 RBL dnsbl.inps.de has been removed from our system, as they have decided to discontinue the RBL project for the time being.
 255                 https://glockapps.com/blacklist/dnsbl-inps-de/
 256                         Today, May 25, 2020, he has announced that it is shutting down, due to concerns around GDPR and personal challenges brought on by the coronavirus pandemic.
 257                 https://www.dnsbl.info/dnsbl-details.php?dnsbl=dnsbl.inps.de
 258                         This blacklist is offline as of May 1, 2020.
 259                 https://web.archive.org/web/20220428013500/http://www.inps.de/
 260 00_NEEDS_RESEARCH
 261         bl.tiopan.com
 262         blocked.hilli.dk
 263         dialups.visi.com
 264         dnsbl.antispam.or.id
 265         dob.sibl.support-intelligence.net
 266         intruders.docs.uu.se
 267         map.spam-rbl.com
 268         rbl.triumf.ca
 269         all.s5h.net
 270                 http://www.usenix.org.uk/content/rbl.html
 271         torexit.dan.me.uk
 272         http://pedantic.org/
 273                 as of 20140701
 274         rbl.fasthosts.co.uk
 275                 https://help.fasthosts.co.uk/app/answers/detail/a_id/140/kw/rbl
 276                 seems dead?
 277                 https://antispam.fasthosts.co.uk/
 278 00_ALIVE
 279         00_RECONSIDER
 280                 http://barracudacentral.org/rbl
 281                         requires account with extensive information (more than spamhaus e.g.):
 282                                 your name.
 283                                 your company name.
 284                                 your phone number.
 285                                 your address.
 286                                 your city name.
 287                                 your state/province name.
 288                                 your zip/postal code.
 289                                 the name of the alternate contact.
 290                                 the phone number of the alternate contact.
 291                                 the email address of the alternate contact.
 292                         seems well documented
 293         00_E_EVIL
 294                 sbl.nszones.com
 295                         http://www.spamhaus.org/organization/statement/008/fake-dnsbl-uncovered-nszones.com
 296                 http://www.backscatterer.org/
 297                         questionable policy - pay for (quicker) delisting
 298                         https://support.hornetsecurity.com/hc/en-us/articles/360011880797-Why-are-Hornetsecurity-IP-addresses-listed-at-Backscatterer-
 299                                 as of December 29, 2021: »The removal at the blacklist backscatterer.org can only be done for a fee«
 300                         https://www.warmy.io/blog/backscatterer-blacklist-how-to-remove-your-ip-from-it
 301                                 in March 17, 2023 does not mention need to pay
 302                         https://support.forcepoint.com/s/article/Forcepoint-IP-s-blocklisted-by-UCEProtect-and-Backscatterer-org
 303                                 recommend against using it
 304                         https://whatismyipaddress.com/backscatterer
 305                                 mentions strict delisting process and "express delisting" but nothing further
 306                         https://bobcares.com/blog/backscatterer-blacklist/
 307                                 goes through the process with screenshots showing express delisting for 109$
 308                         https://community.cisco.com/t5/email-security/issues-with-www-backscatterer-org-any-one/td-p/1298377
 309                                 more opinions
 310                         https://www.titanhq.com/blog/warning-ignore-pay-for-de-listing-blacklist-service/
 311                                 Jan 17th, 2020: »UCEProtect also charges a delisting fee. TitanHQ discourages email administrators from using the UCEProtect blacklist and we do not recommend paying for list removal«
 312                         https://web.archive.org/web/20150320180344/http://www.jvfconsulting.com/blog/130/Backscatterer_Network_Spam_List_Is_Another_UCEPROTECT_Extortion_Scam.html
 313                                 another opinion
 314         00_E_INFORMATION
 315                 blacklist.sci.kun.nl
 316                         https://cncz.science.ru.nl/en/howto/email-spam/
 317                         not really its own DNSBL?
 318                         no usage information
 319                         no usage policy
 320                 http://anonmails.de/
 321                         seems serious but missing necessary info
 322                                 usage policy
 323                                 listing policy
 324                 http://blacklist.jippg.org/
 325                         no usage policy
 326                         no listing policy
 327                         no return code info
 328                 bip.virusfree.cz
 329                         used by rspamd
 330                         https://www.virusfree.cz/en/help is the only place I can find any official reference to this list at all but no policies or usage information
 331                 https://www.nixspam.net/
 332                         previously http://www.dnsbl.manitu.net/
 333                         query zone: ix.dnsbl.manitu.net
 334                         provided by the reputable german publisher 'heise' which makes the high quality c’t, iX, and telepolis magacines
 335                         difficult to find info regarding listing policy
 336                         asked for more information to be added
 337                                 https://www.heise.de/forum/iX/Kommentare/Gemeinsam-stark/Nutzungsbedingungen-Return-Codes-sonstige-Infos/posting-42669177/show/
 338                 access.redhawk.org
 339                         website works but barely any info, not even how to query it
 340                         https://www.redhawk.org/?p=64
 341                         https://www.redhawk.org/SpamHawk/index.php
 342                 https://senderscore.org/
 343                         requires registration?
 344                         Scam? http://www.complaintsboard.com/complaints/buyer-beware-senderscoreorg-is-a-scam-c276871.html
 345                         https://senderscore.org/assess/blocklist-lookup/
 346                         FAQ: https://knowledge.validity.com/hc/en-us/articles/360006992592-Return-Path-Blocklist-RPBL-FAQ-
 347                         no information how to query found
 348                 mail-abuse.org
 349                         https://ers.trendmicro.com/
 350                         trendmicro paid service
 351                         https://docs.trendmicro.com/en-us/enterprise/email-reputation-services-online-help/getting-started_001/configuring-email-re/creating-an-account.aspx
 352                                 »If you don’t create an account, you can still query the reputation of an IP address«
 353                         I don’t find any pricing or usage information
 354                 http://dnsbl.tornevall.org/
 355                         https://www.tornevall.net/
 356                         related to https://www.fraudbl.org/
 357                         seems a bit unstructured and not very well documented
 358                                 I can’t be arsed to deal with confluence slowing my browser to a halt repeatedly and it’s really hard to navigate but there seems to be some information on https://docs.tornevall.net/display/TORNEVALL/Endpoint%3A+dnsbl+-+DNSBL+v5+with+API+v3
 359                         seems active
 360                 http://rbl.schulte.org/
 361                         seems active
 362                         listing policy seems to be: they received spam from an IP
 363                         usage policy: Anyone can use this RBL list [sic]
 364                         return codes: probably boolean, i.e. either listed or not
 365                 http://relaytest.kundenserver.de/
 366                         by 1und1 (now ionos?), used internally
 367                         https://www.blalert.com/dnsbl/relays.bl.kundenserver.de
 368                         no usage policy found
 369                         no listing policy found
 370                         no return code explanation found
 371                 http://www.blockedservers.com/
 372                         no usage policy
 373                         no listing policy
 374                         no documentation
 375                         "funny":
 376                                 No rights given; all rights are in the dumpster; Copyleft 2012 - 3013 - page generated in 0.009843111038208 secs
 377                 https://choon.net/dnsbl.php
 378                         no usage policy or instructions
 379                         no listing policy
 380                         only automatic delisting after 30 days
 381         00_E_PAID
 382         00_E_PRIVATE
 383                 88.blacklist.zap
 384                         http://blogs.technet.com/b/fss/archive/2009/05/08/forefront-dnsbl-yeah-or-nay.aspx
 385                         https://web.archive.org/web/20150812003556/http://blogs.technet.com/b/fss/archive/2009/05/08/forefront-dnsbl-yeah-or-nay.aspx
 386                         https://www.blalert.com/dnsbl/88.blacklist.zap
 387                                 88.blacklist.zap is an internal blacklist maintained by Microsoft's Forefront
 388                         https://www.dnsbl.com/search/label/frontbridge
 389                 http://drmx.org/
 390                         »Use of any DrMX.ORG DNS Zone is by request and by contract only.«
 391                 rbl.tdk.net
 392                         tdk.net seems dead on http(s)
 393                         private
 394                                 https://www.blalert.com/dnsbl/rbl.tdk.net
 395                         old link: http://postmaster.tdc.dk/publish.php?id=31787
 396                                 tdc.dk redirects to yousee.dk
 397                                 https://web.archive.org/web/20170703084224/http://postmaster.tdc.dk/publish.php?id=31787
 398                 rbl.zenon.net
 399                         private
 400                                 https://www.blalert.com/dnsbl/rbl.zenon.net
 401                         http://www.noc.zenon.net/rbl/
 402                         russian(?)
 403                 https://ahbl.org/
 404                         was public until 2015
 405                         now private, invite-only
 406         http://rfc-clueless.org/
 407                 lists domains
 408                         that do not adhere to common best practices or requirements
 409                 does NOT list spammers!
 410                 listing criteria are explained well
 411                         http://rfc-clueless.org/pages/listing_policy
 412                 return codes are explained
 413                         http://rfc-clueless.org/
 414                 usage policy is not so clear but the FAQ implies that it’s just free to use for everyone
 415                 many timeouts
 416                         first noticed in 2014 and deactivated
 417                         retried in 2023 and still the case
 418         http://spameatingmonkey.com/
 419                 lists IPs
 420                         that sent backscatter
 421                         that sent to spamtrap
 422                         added by policy
 423                                 this includes dial-up!
 424                                 https://spameatingmonkey.com/faq/policy-based-listing
 425                 lists domains/URIs
 426                         by age
 427                         in spam bodies
 428                 usage policy seems clear
 429                         https://spameatingmonkey.com/faq/query-limits
 430                 listing policy seems clear
 431                         https://spameatingmonkey.com/services
 432                 return codes documented
 433                         https://spameatingmonkey.com/services
 434                 http://blogspambl.com/
 435                         redirects to spameatingmonkey.com
 436         http://uribl.com/
 437                 lists domains/URIs
 438                         that appear in spam bodies
 439                         has whitelist
 440                 lists IPs
 441                         that URIs in spam bodies resolve to
 442                 return codes are documented
 443                         https://uribl.com/about.shtml#implementation
 444                         bitmasked
 445                         127.0.0.1 is used to signal abusive query behaviour
 446         http://wiki.junkemailfilter.com/index.php/Spam_DNS_Lists
 447                 called "hostkarma"
 448                 lists domains/URIs
 449                 lists IPs
 450                 usage policy is relatively clear that it’s free, except maybe for big for-profit oranizations
 451                 listing policy is documented
 452                 return codes are documented
 453                 seems very trustworthy
 454         http://www.sorbs.net/
 455                 good reputation
 456                 lists domains/URIs
 457                 lists IPs
 458                 usage policy is clear that it’s free
 459                 listing policy is documented
 460                 return codes are documented
 461                 seems trustworthy
 462         http://www.spamhaus.org/
 463                 good reputation
 464                 very well done
 465                 seems very professional
 466                 lists domains/URIs
 467                 lists IPs
 468                 usage policy is clear
 469                         https://www.spamhaus.org/organization/dnsblusage/
 470                 listing policies are clearly documented
 471                 return codes are clearly documented
 472         http://www.surbl.org/
 473                 good reputation
 474                 lists domains/URIs
 475                 usage policy is clear
 476                         https://surbl.org/usage-policy
 477                 listing policy is documented
 478                 return codes are documented
 479                         bitmasked
 480                         127.0.0.1 means blocked
 481         http://zapbl.net/
 482                 lists domains/URIs
 483                 lists IPs
 484                 listing policy seems clear
 485                         https://zapbl.net/policy
 486                 usage policy seems clearly free for everyone
 487                         https://zapbl.net/using
 488                 return codes are documented
 489                 seems well done
 490         https://rbl.foobar.hu/
 491                 lists domains/URIs
 492                 lists IPs
 493                 listing policy seems clear
 494                 usage policy seems clearly free for everyone
 495                 return codes are documented
 496                 possibly unmaintained or dead
 497                         footer says: ©2013-14
 498         http://apews.org/?page=filter
 499                 questionable
 500                         https://www.dnsbl.com/search/label/apews
 501                         https://whatismyipaddress.com/apews
 502                 dead?
 503                         no news on http://apews-user.blogspot.com/ since 2014
 504                 not further looked into because of the above
 505         https://www.dnswl.org/
 506                 seems to be run with best intentions but has had issues from what I have heard from some users
 507                 IRC channel has some activity
 508                 usage policy relatively clear
 509                         free within certain limits
 510                 listing policy
 511                         self-service
 512                 return codes are documented
 513         00_E_FOCUS
 514                 https://www.dnsblchile.org/index.en.html
 515                         chilenian spam so not interesting for me
 516                         seems alive
 517         00_LISTS_BLOGSPAMMERS
 518                 https://www.madavi.de/madavibl/
 519                         »This blacklist should only be used to block comment spammer (on blogs and websites). Don’t use it for mail.«
 520                 http://bsb.empty.us/
 521                         does not exist anymore
 522                         empty.us returns »Nothing here, obviously.«
 523         00_LISTS_COUNTRIES
 524                 korea
 525                         http://korea.services.net/
 526         00_LISTS_DIALUPS
 527         00_LISTS_OPENRESOLVERS
 528         00_LISTS_TORNODES
 529                 https://www.dan.me.uk/dnsbl
 530                 http://rbl.efnetrbl.org/
 531                         aka http://tor.efnet.org/
 532                         lists IPs
 533                         lists open proxies, infected machines, tornodes, etc.
 534         https://0spam.org/
 535                 clear information on usage policy
 536                         Nothing. The 0Spam Project is absolutely free for email providers, IT professionals and general removal request.
 537                         DNSBL service and removals are 100% for free for all uses; commercial, non profit and personal.
 538                 seems serious
 539                 listing policies are a little less clear
 540                         bl.0spam.org DNSBL | 0spam Spam Trap Primary Database
 541                         nbl.0spam.org Network Black List | Spam Source Networks, high volume of spam trap hits in a Class C block will result in network listings in this DNSBL.
 542                         url.0spam.org URL Black List | This list contains the IP address of domains found to be in the source of spam emails found in our traps.
 543                 return codes not very clear
 544         https://abuse.ro/
 545                 policy
 546                         spamtraps
 547                         The last IP address before destination in the email headers is listed into rbl.abuse.ro list.
 548                         Sender domains are analyzed and if confirmed to be not spoofed, are listed into dbl.abuse.ro list
 549                         Spamvertized domains (including those indirectly linked through services like bit.ly) are listed into uribl.abuse.ro list
 550         http://dronebl.org/
 551                 usage policy is clear: free for whatever
 552                 listing policy is not quite so clear
 553                         can be mostly inferred from the classes but not entirely clear IMHO
 554                 has an IRC channel
 555                 return codes
 556                         not explicitly mentioned but it’s 127.0.0.X where X is the class from https://dronebl.org/classes
 557         http://psbl.org/
 558                 query zone: psbl.surriel.com
 559                 no usage policy, but seems implied that usage is free
 560                 listing policy
 561                         no explicit, complete policy given but sending to spamtraps is mentioned to get you listed and seems the exclusive mechanism
 562                 return codes
 563                         not documented, probably only boolean
 564         http://rbldata.interserver.net/
 565                 listing policy more or less clear
 566                 usage policy not given but since usage is explained it’s probably free for all
 567                 return codes seem to be binary, i.e. either listed or not
 568                 lists IPs
 569                 lists domains/URIs
 570         http://rv-soft.info/
 571                 usage policy not explicit but seems to be free
 572                 listing policy also not explicit but can be inferred from return code explanation
 573                 return codes are explained
 574         http://spamrats.com/
 575                 clear usage policy (ToS)
 576                 listing policies documented
 577                 return codes of aggregated list documented
 578                 lists IPs
 579         http://v4bl.org/
 580                 usage policy documented
 581                 listing policy not really clear
 582                 return codes documented
 583         http://wpbl.info/
 584                 listing procedure is documented
 585                 usage policy implied: free to use
 586                 return codes documented
 587         http://www.aupads.org/
 588                 aka www.antispam-ufrj.pads.ufrj.br
 589                 aka www.orve.org
 590                 listing policy more or less clear
 591                 lists IPs and FQDNs
 592                 usage policy seems clear: freely exported by anybody who wants to use them«
 593         http://www.gbudb.com/truncate/
 594                 listing policy
 595                 usage policy seems implied: free use
 596                 return codes documented
 597                 »Truncate is very conservative. On most systems it can be safely used to reject connections!«
 598         http://www.justspam.org/
 599                 listing policy documented
 600                         warning: relies on listings in other DNSBLs! also for delisting!
 601                 usage policy clear
 602                 return codes: binary
 603         http://www.kempt.net/dnsbl/
 604                 listing policy documented
 605                 usage policy documented
 606                 return codes undocumented
 607         http://www.spamcop.net/
 608                 listing policy documented
 609                         The SCBL is aggressive and often errs on the side of blocking mail
 610                 usage policy is: free
 611                 good reputation
 612                 return codes documented
 613         http://www.spamsources.fabel.dk/
 614                 usage policy is: free
 615                 listing policy seems clear
 616                 lists IPs
 617         http://www.uceprotect.net/en/index.php
 618                 takes money for faster delisting
 619                 listing policy is documented
 620                 usage policy is documented: free
 621                 a lot of drama
 622                         https://www.heise.de/hintergrund/Spam-Golem-291396.html
 623                                 german
 624                                 also see comments
 625                         https://news.admin.net-abuse.email.narkive.com/boJTu7JC/claus-v-wolfhausen-harasement
 626                         https://www.linode.com/community/questions/2324/uceprotectnet-has-us-blacklisted
 627                         https://uceprotect.wtf/
 628                         https://www.aaroncake.net/misc/showthought.asp?thought=57
 629                         https://www.dnsbl.com/search/label/claus%20v.%20wolfhausen
 630                         https://wordtothewise.com/2018/06/another-day-another-dead-blacklist/
 631                         https://community.spiceworks.com/topic/2170592-uceprotect-blacklist-scam
 632                         http://kontech.net/uceprotect-blacklist-scheme-2020/
 633         http://www.whitelisted.org/
 634                 paid subscription
 635                 policy on site
 636                 related to uceprotect, see there
 637         https://www.abuse.ch/
 638                 https://www.abuse.ch/?tag=httpbl
 639         https://www.kisarbl.or.kr/
 640         https://www.team-cymru.org/Services/Bogons/dns.html
 641                 good reputation
 642                 lists IPs
 643                 does not list spammers but bogons
 644                 clear listing policy
 645                 usage policy not quite clear ATM
 646                 return codes documented: binary
 647         http://mailspike.net/usage.html
 648                 reputation-based
 649         https://puck.nether.net/or/
 650                 policies on website
 651         http://www.isipp.com/email-accreditation/iadb-query-instruction/
 652                 requires signup
 653                 not quite a usage policy, but seems ok
 654                 strange split of ipv4 and ipv6
 655                 seems dead?