Free lookup tools
Quick checks for
security teams.
9 hand-picked utilities — WHOIS, DNS, certs, HTTP headers, email auth, leak search. One domain at a time, no signup.
Verify once — token is good for the next tool you run.
Run these against your full inventory.
A free account scans your whole asset list, monitors changes, and alerts you when a cert is about to expire or a header gets dropped.