Discover if the mail servers for smtp.office365.com 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, 08 Apr 2024 13:53:17 +0000
These servers are responsible for incoming mails to @smtp.office365.com addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
smtp.office365.com
52.98.253.18
Results incomplete
|
- |
supported
|
not checked |
|
1 s
|
|
smtp.office365.com
40.99.149.130
Results incomplete
|
- |
supported
|
not checked |
|
1 s
|
|
smtp.office365.com
52.98.178.210
Results incomplete
|
- |
supported
|
not checked |
|
1 s
|
|
smtp.office365.com
2603:1026:c0d:6b::2
Results incomplete
|
- |
supported
|
not checked |
|
1 s
|
|
smtp.office365.com
2603:1026:c0d:74::2
Results incomplete
|
- |
supported
|
not checked |
|
1 s
|
|
smtp.office365.com
2603:1026:c0d:73::2
Results incomplete
|
- |
supported
|
not checked |
|
1 s
|
We have not received any emails from a @smtp.office365.com address so far. Test mail delivery
No Certificates found