SSL-Tools

SSL check results of justinho.com

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Discover if the mail servers for justinho.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 Mon, 16 Sep 2024 15:36:01 +0000

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

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

/mailservers/justinho.com

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mx1.justinho.com
172.86.186.70
 10
supported
*.jupiterstation.justinho.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
12 s
mx2.justinho.com
172.86.186.71
Results incomplete
20 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mx3.justinho.com
162.253.183.218
Results incomplete
30 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 @justinho.com address so far. Test mail delivery

Certificates

First seen at:

CN=*.jupiterstation.justinho.com,O=jupiterstation.justinho.com,OU=Proxmox Mail Gateway

Certificate chain
  • *.jupiterstation.justinho.com (Certificate is self-signed.)
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority
Subject
Organizational Unit (OU)
  • Proxmox Mail Gateway
Organization (O)
  • jupiterstation.justinho.com
Common Name (CN)
  • *.jupiterstation.justinho.com
Issuer

Certificate is self-signed.

validity period
Not valid before
2024-09-16
Not valid after
2034-09-14
Fingerprints
SHA256
5A:CF:C2:EC:25:56:F2:62:D1:5B:54:80:6F:2F:73:10:5D:C0:6A:BF:AC:D8:A9:A0:FD:02:EA:98:1B:3B:C4:9B
SHA1
BF:B2:4D:35:FD:61:64:83:BC:8A:3A:7F:A4:1B:A5:53:C5:54:A5:12