Email Spam Blacklists

• Abusive Hosts Blocking List  - Database of hosts that have been known to cause various forms of abuse on the Internet including spam, denial of service attacks, and cracking attempts.
• BlockAlert  - Source for information on spam activity based on IP block hierarchy addressing the concerns of consumers and providers of Internet services.
• Composite Blocking List  - Provides source data from spamtraps, and only lists ip's exhibiting characteristics which are specific to open proxies of various sorts which have been abused to send spam, or worms/viruses.
• Electric Eye Ultimate Banned List  - Bans unsolicited junk e-mailers and faxers, domains with insistent pop-ups and pop-unders, and e-mail services that don't have an anti-spam policy.
• Not Just Another Bogus List  - Maintains a list of known and potential spam sources that network or mail administrators can use to protect their mail servers from abuse.
• OpenRBL  - Searchable database of spammers sorted by either ip address or host name.
• SpamCop Blocking List  - Collection of IP addresses that have been reported to be involved in spamming activities. Aims to stop most unsolicited message without blocking wanted mail.
• Spamikaze  - Free collection of programs developed to easily build a DNSBL or a spam block list.
• UCEPROTECT-Network Project  - Online home of Germany's first spam protection database. Presents policy information, answers to frequently asked questions about spam, help for ISPs, and marketing tips.