Understanding Spamhaus Data

In order to put Spamhaus data into proper use it is important to understand the terminology used, the datasets available and what they are intended to do.

  • IP-based primary data sets ZEN are Malicious Network Ranges SBL, Compromised IPs XBL, Non-mail Emitting IPs PBL,but then it also includes Email Spam IPs CSS and Highly Malicious Networks DROP

  • Domain data sets are Low Reputation Domains DBL and Zero Reputation Domains ZRD

  • Other data sets for specific uses include Low Reputation Resources HBL and Bruteforce IPs AuthBL

The following is an introduction to these items