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Welcome to the AHBL!

The AHBL is a database of hosts that have been known to cause various forms of abuse on the Internet which includes UCE/UBE/spam, Denial Of Service attacks, cracking attempts, and much more.

The AHBL is built from various sources of data, which includes other spam fighting services that we work with, as well as our own custom and exclusive data sources to create a powerful and effective combination of abuse fighting tools.