Spam
& Open Relay Blocking System (SORBS) - http://www.dnsbl.sorbs.net/
Lists Open Relays and Open Proxies (Open HTTP
Proxy Servers and Open SOCKS Proxy Servers).
SORBS only scans a host when it attempts to
send mail to one of the feeder servers.
DNS
Real-time Black List (DNSRBL) - http://www.dnsrbl.com/
DNSRBL publishes, via DNS, a list of
IP addresses that are either direct SPAM sources
or Dial-up (dynamic address) pools which would
never be a source of non-SPAM eMail.
AntiSpam DNSBL - http://antispam.or.id
Identifies spam sources - whether intentional
or not - at the time they are sending spam.
Not before and not after.
Blacklist of Internet Advertisers
- http://www.non.com/news.answers/advertisers-blacklist.html
To curb inappropriate advertising on usenet
newsgroups and via junk e-mail.
Spam Filtering @ Monkeys.Com
- Unsecured Proxies List - http://www.monkeys.com/anti-spam/filtering/proxies.html
Lists open proxies. An open proxy of one kind
or another is bad because spammers may use
it to send out massive amounts of unsolicited
bulk e-mail spam.
Blackholes.us - http://blackholes.us/
Publishing a variety of DNS blocklists including
entire countries and ISP's.
Providers that let users
spam selwerd.nl, selwerd.cx, flits.rug.nl
and other spamtraps and ignore reports, host
spamvertized pages or pages selling spamware
get listed. Using xbl.selwerd.cx risks missing
a lot of legitimate e-mail.
MailPolice RHS-BL - http://rhs.mailpolice.com
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 - domains associated with sending
and hosting pornographic content.
Blitzed IRC Network (OPM.BLITZED.ORG)
- http://www.blitzed.org/proxy/
A dnsbl of open proxies (HTTP, Socks and wingate),
populated by IRC connection scanners and spamtraps.
Whois-Details for Blacklisted
Spam Domains - http://www.joewein.de/sw/bl-log.htm
List of domains that have been advertised
via spam, with name server, registration date,
registrant. This list is updated daily.
Electric Eye Ultimate Banned
List - http://electriceye.net/banned
A manually updated and verified online database
of spammers. Provides email address and domain
blocklist.
Spam Support Permanent
Blocklist - http://sspbl.tripod.com/
A permanent blocklist of spam supporting web
hosts and ISPs.
Spamerang - http://www.spamerang.net
A call for all internet users to turn the
spammers' own email addresses into spam bait.
Spambag of the Month -
http://www.spambag.net/
Makes examples of people who feel the need
to send unsolicited emails. Sample emails
and follow-up information.