Discover if the mail servers for ost-noack.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 Wed, 22 Nov 2023 11:59:01 +0000
These servers are responsible for incoming mails to @ost-noack.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
j1.ost-noack.de
2a03:4000:45:1bb:3891:21ff:fe88:bc92
Results incomplete
|
10 |
supported
|
not checked |
|
1 s
|
|
j1.ost-noack.de
45.9.61.46
Results incomplete
|
10 |
supported
|
not checked |
|
1 s
|
We have not received any emails from a @ost-noack.de address so far. Test mail delivery
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.j1.ost-noack.de |
|
valid
|
— |