SSL-Tools

SSL check results of smtp.office365.com

NEW You can also bulk check multiple servers.

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.

Summary

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Report created Tue, 14 May 2024 13:18:46 +0000

No connection to the mailservers of smtp.office365.com could be established.

Servers

Incoming Mails

These servers are responsible for incoming mails to @smtp.office365.com addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp.office365.com
52.98.179.66
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
40.99.150.34
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
52.98.152.242
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
52.98.228.50
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
52.98.243.18
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
40.99.150.114
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
52.98.171.226
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
52.98.242.242
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:82f::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:c1f::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:829::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:806::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:c1e::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:82b::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:c31::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s
smtp.office365.com
2603:1026:c0d:1801::2
Results incomplete
-
supported
not checked
DANE
missing
PFS
not checked
Heartbleed
not vulnerable
Weak ciphers
not checked
1 s

Outgoing Mails

We have not received any emails from a @smtp.office365.com address so far. Test mail delivery

Certificates

No Certificates found