+ http://www.rbl.jp/allrbl-e.html
+ website asks for login or just errors
+ http://www.spamhauswhitelist.com/en/
+ looks like a parked domain with ads
+ http://stopspam.org/rblcheck/index.php
+ aka dul.pacifier.net
+ http://www.stopspam.org/rbl-info/
+ stopped in 2013