Discover if the mail servers for smtp.schmetterling-argus.de can be reached through a secure connection.
To establish a secure connection a mail server has to offer STARTTLS (SSL), a trustworthy SSL certificate, support for the Diffie-Hellman-Algorithm to guarantee Perfect Forward Secrecy and must not be vulnerable against the Heartbleed attack. Futhermore we recommend using end-to-end encryption with GnuPG.
Report created Thu, 11 Jan 2024 14:13:29 +0000
These servers are responsible for incoming mails to @smtp.schmetterling-argus.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
smtp.schmetterling-argus.de
213.95.81.40
Results incomplete
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- |
unsupported
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not checked |
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11 s
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We have not received any emails from a @smtp.schmetterling-argus.de address so far. Test mail delivery
No Certificates found