ctlogs.dev vs Palo Alto Networks Cortex Xpanse: Side-by-Side Comparison (2026)

ctlogs.dev: Fast Certificate Transparency search and JSON API for subdomain reconnaissance. built by Apps34. Core capabilities include Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API..

Palo Alto Networks Cortex Xpanse: Active attack surface mgmt solution for discovering & remediating unknown risks. built by Palo Alto Networks..

Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.

ctlogs.dev is developed by Apps34. Palo Alto Networks Cortex Xpanse is developed by Palo Alto Networks. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

ctlogs.dev and Palo Alto Networks Cortex Xpanse serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover Reconnaissance. Review the feature comparison above to determine which fits your requirements.