SSL-Tools

SSL check results of sinanyildiz.org

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Discover if the mail servers for sinanyildiz.org 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 Sat, 26 Sep 2026 00:30:22 +0000

The mailservers of sinanyildiz.org can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @sinanyildiz.org addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.sinanyildiz.org
37.247.115.76
 10
supported
*.sinanyildiz.org
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
2 s

Outgoing Mails

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

Certificates

First seen at:

CN=*.sinanyildiz.org

Certificate chain
  • *.sinanyildiz.org
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • YE2
        • remaining
        • 384 bit
        • ecdsa-with-SHA384
          • Root YE
            • remaining
            • 384 bit
            • ecdsa-with-SHA384
              • ISRG Root X2 (Certificate is self-signed.)
                • remaining
                • 384 bit
                • ecdsa-with-SHA384
Subject
Common Name (CN)
  • *.sinanyildiz.org
Alternative Names
  • *.sinanyildiz.org
  • sinanyildiz.org
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • YE2
validity period
Not valid before
2026-09-25
Not valid after
2026-12-24
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
Fingerprints
SHA256
CC:D3:88:A5:98:52:A8:90:0D:2B:6F:FF:8E:2B:55:B5:18:33:04:22:93:9A:48:65:A4:96:BE:F1:BC:BC:86:70
SHA1
4A:0A:D0:86:B8:92:A9:18:37:A2:40:6C:3B:2C:03:8B:2A:19:EA:59
X509v3 extensions
subjectKeyIdentifier
  • 46:A8:78:9A:33:21:2B:DE:BA:77:4D:78:58:AA:A2:7F:20:A8:73:C7
authorityKeyIdentifier
  • keyid:B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87
authorityInfoAccess
  • CA Issuers - URI:http://ye2.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://ye2.c.lencr.org/113.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 46:AF:86:3D:3B:3E:E5:9F:A5:77:DE:A8:24:5D:36:B0:
  • D9:ED:22:A2:23:F4:61:77:41:22:94:52:EE:95:50:5F
  • Timestamp : Sep 25 14:50:45.935 2026 GMT
  • Extensions: 00:00:05:00:35:92:B1:8C
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:F0:17:0E:37:7C:5A:E2:58:56:9E:0E:
  • 97:E9:D9:6C:37:A7:6C:9B:08:B7:7E:B0:DE:A1:F6:E9:
  • FC:B3:41:CB:3F:02:21:00:CF:9D:FC:6C:BE:6A:CB:DA:
  • 64:42:AC:4E:14:51:26:E9:6E:21:8A:B2:90:3D:DD:D2:
  • 60:C7:D7:7A:A8:0C:79:6F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB:
  • B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14
  • Timestamp : Sep 25 14:50:51.889 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:56:FD:25:EC:58:2D:E4:2B:23:60:6C:53:
  • E2:25:B1:54:B0:2C:DB:B1:B9:0F:69:2C:C9:9D:12:32:
  • 91:6E:49:90:02:21:00:C2:E8:03:FE:5E:A8:14:BE:EF:
  • 57:91:11:A8:05:4C:61:91:A2:6C:D9:F4:2E:CE:9C:DE:
  • 3B:67:F5:DF:36:C4:60