SSL-Tools

SSL check results of marun.edu.tr

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Discover if the mail servers for marun.edu.tr 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 Mar 2023 12:28:06 +0000

We can not guarantee a secure connection to the mailservers of marun.edu.tr!

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

/mailservers/marun.edu.tr

Servers

Incoming Mails

These servers are responsible for incoming mails to @marun.edu.tr addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx.marun.edu.tr
2001:a98:a070:8c92::221
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mx.marun.edu.tr
193.140.143.221
 10
supported
mx.marun.edu.tr
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
supported
  • SSL_RSA_WITH_RC4_128_SHA
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
13 s

Outgoing Mails

We have not received any emails from a @marun.edu.tr address so far. Test mail delivery

Certificates

First seen at:

emailAddress=bilisim@marmara.edu.tr,CN=mx.marun.edu.tr,O=\"Bilgi Islem\",L=Istanbul,ST=Istanbul,C=TR

Certificate chain
  • mx.marun.edu.tr (Certificate is self-signed.)
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
    • Expired
    • Unknown Authority
Subject
Country (C)
  • TR
State (ST)
  • Istanbul
Locality (L)
  • Istanbul
Organization (O)
  • "Bilgi Islem"
Common Name (CN)
  • mx.marun.edu.tr
Email
  • bilisim@marmara.edu.tr
Issuer

Certificate is self-signed.

validity period
Not valid before
2020-12-29
Not valid after
2021-12-24
Fingerprints
SHA256
79:75:74:98:0E:47:AC:6E:05:A8:00:BC:5E:E7:E0:ED:25:9D:24:A6:CC:03:EF:52:A3:F4:2B:17:80:F9:05:B6
SHA1
31:C8:77:BA:3D:DA:11:6C:32:41:95:8F:F0:7D:A0:5E:A4:CA:18:D7
X509v3 extensions
subjectKeyIdentifier
  • FB:EF:5F:F9:A0:1B:67:70:FD:6D:4E:17:19:36:08:CF:9D:04:C1:9E
authorityKeyIdentifier
  • keyid:FB:EF:5F:F9:A0:1B:67:70:FD:6D:4E:17:19:36:08:CF:9D:04:C1:9E