Farsight Security DNSDB vs SecurityTrails API: Side-by-Side Comparison (2026)

Farsight Security DNSDB: Passive DNS intelligence platform for threat detection and investigation. built by Farsight Security. Core capabilities include Passive DNS observation and data collection, DNS record indexing and historical lookup, Threat detection using DNS intelligence..

SecurityTrails API: API platform providing historical DNS, WHOIS, and IP data for security research. built by Recorded Future. Core capabilities include Historical DNS lookup data (10.19 trillion records), Historical WHOIS records (4.2 billion records), Hostname and domain tracking (2.6 billion hostnames, 630 million domains)..

Both serve the Threat Intel Feeds market but differ in approach, feature depth, and target audience.

Farsight Security DNSDB differentiates with Passive DNS observation and data collection, DNS record indexing and historical lookup, Threat detection using DNS intelligence. SecurityTrails API differentiates with Historical DNS lookup data (10.19 trillion records), Historical WHOIS records (4.2 billion records), Hostname and domain tracking (2.6 billion hostnames, 630 million domains).

Farsight Security DNSDB is developed by Farsight Security. SecurityTrails API is developed by Recorded Future. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Farsight Security DNSDB and SecurityTrails API serve similar Threat Intel Feeds use cases: both cover Cyber Threat Intelligence, Investigation. Review the feature comparison above to determine which fits your requirements.