MTA-STS Record Checker Online | SMTP TLS Policy Lookup
Validate MTA-STS TXT records for any domain and review policy ID metadata for SMTP transport security - browser-based, no install needed. Designed specifically for developers and professionals, this free online networking runs entirely in your browser to process tasks quickly and securely. Enjoy unlimited usage with no data tracking and no registration required.
Also known as: mta-sts record checker · mta-sts dns lookup · check mta-sts record · smtp tls policy checker · email transport security dns · mta-sts policy validator · smtp tls enforcement tool · mta-sts lookup · check mta-sts · smtp tls policy · email security dns
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Frequently asked questions
What is MTA-STS Record Checker Online used for?
Validate MTA-STS TXT records for any domain and review policy ID metadata for SMTP transport security - browser-based, no install needed.
Is MTA-STS Record Checker Online free to use?
Yes. MTA-STS Record Checker Online is completely free with no usage limits, and there is no paid tier required to use it.
Do I need an account to use MTA-STS Record Checker Online?
No. MTA-STS Record Checker Online works immediately in your browser with no signup, login, or email address required.
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