Blockalert
Provides reports on whether there is recent spam activity within each IP block, especially spamvertised web site addresses. Check if you are sharing your address block with spamme…
Distributed Server Boycott List (DSBL.org)
This list contains email servers which are non-secure and potentially servers with dumb and/or malicious users. It is purely composed of data DSBL receives; DSBL should never send …
Drbcheck: Dr. Jørgen Mash's DNS Database List Checker
Lists all DNSbl's (RBL's) and enables users to make a query against all the lists.
Electric Eye Ultimate Banned List
A manually updated and verified online database of spammers. Provides email address and domain blocklist.
ip4r (DNSBL-style) DNS lookups
List, in table form, of blacklists. Includes table with the name of the blacklists, their lookup domains, the IP that is returned in case of a match and a description.
MailPolice RHS-BL
RHS-style lists of domains which have sent spam to MailPolice customers. Currently divided into two lists, bulk senders - domains associated with bulk mail - and pornography - doma…
Spam Prevention Early Warning System (SPEWS)
SPEWS maintains a list of known spam sources and spam friendly hosts so that e-mail can be rejected from these problem sites.
SpamCop - Blocking List Information
This list contains IP addresses which have been reported to SpamCop as carriers of spam (source of e-mail or verified, open relay). Some of these reports now come from spamtraps (e…
Spamhaus Block List (SBL)
All IPs on the SBL belong to known spammers, spam gangs, or spam support services. The SBL includes IPs from both the ROKSO database and IPs of spam services listed in the Spamhaus…
The Abusive Hosts Blocking List (AHBL)
Publishes a list of known abusive hosts (open relays, open proxies, spam sources, DoS drones, and more) in various forms including a DNSbl.
The Spamhaus Project Register of Known Spam Operations (ROKSO)
ROKSO collates evidence on known hard-line spam outfits that have been thrown off Internet Service Providers over three times.
UCE Protect Network
Attempt to generate a free realtime black list of spammer IP numbers.
Whois-Details for Blacklisted Spam Domains
List of domains that have been advertised via spam, with name server, registration date, registrant. This list is updated daily.
Showing 20–13 of 13 results