SSL-Tools

SSL check results of kolumbus.fi

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Discover if the mail servers for kolumbus.fi 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 Sat, 30 Apr 2022 13:38:23 +0000

The mailservers of kolumbus.fi can be reached through an encrypted connection.

However, we found problems that may affect the security.

Servers

Incoming Mails

These servers are responsible for incoming mails to @kolumbus.fi addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx-stp.mail.saunalahti.fi
62.142.5.236
 1
supported
cf50.tnl.mail.saunalahti.fi
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
3 s
mx-tnl.mail.saunalahti.fi
62.142.5.237
 1
supported
cf50.tnl.mail.saunalahti.fi
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
3 s

Outgoing Mails

We have not received any emails from a @kolumbus.fi address so far. Test mail delivery

Certificates

First seen at:

O=Internet Widgits Pty Ltd,ST=Some-State,C=AU,CN=cf50.tnl.mail.saunalahti.fi

Certificate chain
  • cf50.tnl.mail.saunalahti.fi (Certificate is self-signed.)
    • remaining
    • 2048 bit
    • sha1WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority
Subject
Common Name (CN)
  • cf50.tnl.mail.saunalahti.fi
Country (C)
  • AU
State (ST)
  • Some-State
Organization (O)
  • Internet Widgits Pty Ltd
Issuer

Certificate is self-signed.

validity period
Not valid before
2017-07-03
Not valid after
2027-07-01
Fingerprints
SHA256
76:8D:A7:D7:F6:FC:3E:4A:B6:2E:B5:EA:4C:42:86:57:FC:43:A5:DF:D5:A5:82:5A:08:63:8E:63:A5:82:83:79
SHA1
79:2E:D1:F3:E7:7E:A5:63:CB:9E:BB:81:49:05:C8:20:1D:62:A5:2A
X509v3 extensions
subjectKeyIdentifier
  • 3C:90:BD:73:5F:EA:57:86:D7:D0:C0:0C:D4:5A:CB:A9:C4:50:74:F8
authorityKeyIdentifier
  • keyid:3C:90:BD:73:5F:EA:57:86:D7:D0:C0:0C:D4:5A:CB:A9:C4:50:74:F8