IPv4

Not much detail is available on the workings of this list.

Example Response Message

Blocked: Sent spam to spamtrap - see http://dnsbl.abuse.ch/lookup.php?ipaddress=XXX.XXX.XXX.XXX

Are you the maintainer of spam.abuse.ch?

Is the information on our site wrong or incomplete? You don't want us to monitor your blacklist? Or do you operate a similar blacklist? We would like to hear from you!