SSL-Tools

SSL check results of crosslink.com.au

NEW You can also bulk check multiple servers.

Discover if the mail servers for crosslink.com.au 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

JSON Refresh

Report created Tue, 26 May 2020 06:48:39 +0000

We can not guarantee a secure connection to the mailservers of crosslink.com.au!

Please contact the operator of crosslink.com.au and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/crosslink.com.au

Servers

Incoming Mails

These servers are responsible for incoming mails to @crosslink.com.au addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.crosslink.com.au
139.99.174.69
 10
supported
CLSYD-EXCHANGE1
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
12 s
postoffice.telstra.net
203.50.40.137
Results incomplete
65535
unsupported
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
2 s
postoffice.telstra.net
203.50.90.137
Results incomplete
65535
unsupported
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s

Outgoing Mails

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

Certificates

First seen at:

CN=CLSYD-EXCHANGE1

Certificate chain
  • CLSYD-EXCHANGE1 (Certificate is self-signed.)
    • remaining
    • 2048 bit
    • sha1WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority
Subject
Common Name (CN)
  • CLSYD-EXCHANGE1
Alternative Names
  • CLSYD-EXCHANGE1
  • CLSYD-EXCHANGE1.crosslink.com.au
Issuer

Certificate is self-signed.

validity period
Not valid before
2019-12-18
Not valid after
2024-12-18
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
Fingerprints
SHA256
A6:84:76:F5:9B:36:16:B4:9D:D6:6F:C4:35:31:63:1E:2B:2A:90:7F:70:8E:1F:3F:5F:14:E0:A7:BC:59:02:86
SHA1
99:BD:C8:CE:B4:03:87:F3:E2:6E:EE:6A:0F:65:9B:6E:C2:87:02:A8