Discover if the mail servers for grellmann.net 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, 25 May 2023 15:59:04 +0000
These servers are responsible for incoming mails to @grellmann.net addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
grellmann.net
89.182.113.152
Results incomplete
|
10 |
supported
|
not checked |
|
7 s
|
We have received emails from these servers with @grellmann.net sender addresses. Test mail delivery
Host | TLS Version & Cipher | |
---|---|---|
mo4-p00-ob.smtp.rzone.de (81.169.146.218) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.161) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (85.215.255.21) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.219) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.217) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (85.215.255.25) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.163) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (85.215.255.22) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (85.215.255.24) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.162) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.160) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo4-p00-ob.smtp.rzone.de (81.169.146.220) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo6-p00-ob.smtp.rzone.de (IPv6:2a01:238:20a:202:5300::5) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo6-p00-ob.smtp.rzone.de (IPv6:2a01:238:20a:202:5300::9) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
|
mo6-p00-ob.smtp.rzone.de (IPv6:2a01:238:20a:202:5300::1) |
TLSv1.3
TLS_AES_256_GCM_SHA384
|
No Certificates found