Discover if the mail servers for smart-mail.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 Mon, 23 Sep 2024 18:08:12 +0000
These servers are responsible for incoming mails to @smart-mail.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail.smart-mail.de
217.69.254.100
Results incomplete
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10 | not checked |
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11 s
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We have received emails from these servers with @smart-mail.de sender addresses. Test mail delivery
Host | TLS Version & Cipher | |
---|---|---|
mail.smart-mail.de (217.69.254.100) |
TLSv1.2
ECDHE-RSA-AES256-GCM-SHA384
|
No Certificates found
DNS-based Authentication of Named Entities (DANE) is a protocol to allow X.509 certificates to be bound to DNS using TLSA records and DNSSEC.
Name | Options | DNSSEC | Matches |
---|---|---|---|
_25._tcp.mail.smart-mail.de |
|
error
Debug |
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