One of the readers asked about RBLs, so here you go.
What is your reputation on the Internet world? How do you know that you don't have any zombie machines in the inside of your network sending out spam emails? Your domain name and IP address gets classified as spam originators by various reputation authorities if they identify any systems or networks within the domain sends out spam. Such reputation authorities lets you identify if they classified any devices in your domain as spam originators. Commercial spam filtering devices does regular lookups to these authorities to determine and block such spam sources.
http://www.spamhaus.org/
http://uribl.com/index.shtml
http://www.spamcop.net/bl.shtml
http://www.barracudacentral.org/lookups
http://www.senderbase.org/
http://cbl.abuseat.org/
http://www.njabl.org/lookup.html
http://www.sendmail.com/sm/resources/tools/ip_reputation/
No comments:
Post a Comment