+ https://antispam.imp.ch/
+ no usage policy
+ no return code info
+ no good listing policy
+ information received from inquiry to provider
+ website will be updated
+ return codes
+ dnsrbl.swinog.ch and uribl.swinog.ch (holding time increases with hits)
+ 127.0.1.8 = default
+ 127.0.0.10 => TRAP (Email sent to a spamtrap)
+ 127.0.0.11 => REPO (Email reported as Spam by customer)
+ spamrbl.imp.ch (3 days holding time)
+ IPs are listed when trying to send mail to the spamtrap mailserver
+ MD5 hash: attachment sent to the swinog blacklist
+ wormrbl.imp.ch
+ DEAD