External security evidence

Answer perimeter-security questions with current, verifiable evidence.

Translate externally observable email, DNS and transport controls into an evidence-ready posture summary.

Built for B2B SaaS and service companies.

The outcome

Reduce manual investigation when customers, insurers and partners ask security questions.

Open live posture check

What it verifies

Email-authentication and TLS verification

DNS hygiene and security-header checks

Plain-language remediation evidence

YAS reports externally observable technical signals. It does not claim that a single scan makes a domain compliant, secure, or deliverable; review findings in the context of your environment.