Censys

Security · Unknown · 30d uptime 100%
Homepage

Search engine for Internet connected host and devices

Trust signals

Pricing
FREEMIUM
Auth
API_KEY
CORS
No
Rate limit
Free tier: 120 queries per 5 minutes; paid plans higher
Health
106ms
Trust score
87 (B)

Strong candidate; weakest signal is CORS.

Links

Integration checklist

  • Auth is API_KEY
  • No CORS — route calls through your backend.
  • Rate limit: Free tier: 120 queries per 5 minutes; paid plans higher
More security APIs
Censys API — pricing, auth, CORS & health | Reqistry