TLS-RPT Record Checker
TLS-RPT tells inbox providers where to send daily reports of TLS handshake failures. Pairs with MTA-STS to give you visibility into silent downgrade attacks.
Want ongoing monitoring?
This tool is a one-shot check. PhishFence watches your domain with automated hourly monitoring (daily on Free) for DMARC changes, new lookalike registrations, and spoofing attempts.