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 providing historical & current DNS, WHOIS, and domain intelligence data. built by SecurityTrails. Core capabilities include DNS record history lookup (A, MX, NS, and other record types), Historical and current WHOIS data search across ~4.2 billion records, Subdomain and hostname enumeration..

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 DNS record history lookup (A, MX, NS, and other record types), Historical and current WHOIS data search across ~4.2 billion records, Subdomain and hostname enumeration.

Farsight Security DNSDB is developed by Farsight Security. SecurityTrails API™ is developed by SecurityTrails. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

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