Netcraft Threat Feeds vs SecurityZones SURBL BV: side-by-side comparison (2026)

Netcraft Threat Feeds: Threat intelligence feeds covering 100+ attack types with 5-min updates. Built by Netcraft.

SecurityZones SURBL BV: Domain reputation threat intelligence feeds for malicious domain detection. Built by SecurityZones.

The table above shows where their features, integrations, deployment and company size fit differ.

Netcraft Threat Feeds is made by Netcraft. SecurityZones SURBL BV is made by SecurityZones. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Netcraft Threat Feeds and SecurityZones SURBL BV are both Threat Intel Feeds products, and both cover URL Filtering, Threat Feed, Cyber Threat Intelligence. Use the table above to see where features, deployment and company size fit differ.