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Scan History Tools

Server + network

DNS Security Checker

Verify DNSSEC validation and CAA records that lock down who can issue certs.

Domain

We query DNSSEC (DS + validation flag) and CAA records over DNS-over-HTTPS.

Where your input goes

The target is sent to our server, which performs network requests to inspect it.

Explore the toolkit

SSL Certificate Checker Email Security Checker

VibeScan · Findings you can act on. A scan is not a security guarantee.