Test here if your mail server is accessible via secure channels. A quick and comprehensive real-time online check examines important properties such as TLS/SSL ciphers, SSL certificates, DNS settings, SPF/DKIM, DNS blacklists, and the accessibility of your domain’s mail servers (MX).
This analysis is free and interprets the properties of your mail server exposed on the internet. The information obtained is discarded after the check.
Your system’s ability to filter spam and malware cannot be checked.