SpamHaus Review 2026
Strengthening trust and safety across the internet
What is SpamHaus?
Spamhaus Project is an authority on IP and domain reputation, providing intelligence to detect malicious activity across the internet. It offers blocklists, reputation data, and DNS firewall datasets.
Best for
Mixed
Use cases
- spam blocking
- network protection
- threat intelligence
Key features
real-time DNS blocklists
DNS response policy zones
IP and domain intelligence API
botnet controller list
Pricing
Model
freemium
Price range
Free datasets and tools plus commercial datasets
Free tier
Yes
Team behind SpamHaus
- SLSteve Linford0 followers
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