Farsight Security DNSDB vs SecurityZones SURBL BV: side-by-side comparison (2026)

Farsight Security DNSDB: Passive DNS intelligence platform for threat detection and investigation. Built by Farsight Security.

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.

Farsight Security DNSDB is made by Farsight Security. 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. Farsight Security DNSDB and SecurityZones SURBL BV are both Threat Intel Feeds products, and both cover Cyber Threat Intelligence. Use the table above to see where features, deployment and company size fit differ.