Discover if the mail servers for raecknetz.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 Sat, 03 Jun 2023 04:57:02 +0000
These servers are responsible for incoming mails to @raecknetz.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail2.raecknetz.de
2603:c020:8005:4201::f
Results incomplete
|
1 |
supported
|
not checked |
|
1 s
|
|
mail2.raecknetz.de
141.147.63.105
Results incomplete
|
1 |
supported
|
not checked |
|
1 s
|
We have received emails from these servers with @raecknetz.de sender addresses. Test mail delivery
Host | TLS Version & Cipher | |
---|---|---|
teachersbrain.net (IPv6:2a03:4000:2:65::1) |
TLSv1.2
ADH-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.mail2.raecknetz.de |
|
valid
|
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