Zero Spam

Put a stop to spam with Zero Spam.

The most comprehensive & up-to-date IP blacklist database.

Over 8,068,345 attacks blocked on over 13,726 sites.

The Zero Spam IP blacklist database is queryable in real-time, allowing websites the ability to tag or block incoming connections from known malicious IP addresses worldwide. Its maintained and updated using artificial intelligence and data collected from tens of thousands of websites around the world.