SSL-Tools

SSL check results of mail.sisya.com.tr

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Discover if the mail servers for mail.sisya.com.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

JSON Refresh

Report created Tue, 16 Aug 2022 22:20:05 +0000

The mailservers of mail.sisya.com.tr can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.sisya.com.tr addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.sisya.com.tr
185.111.244.246
 -
supported
sisya.com.tr
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 @mail.sisya.com.tr address so far. Test mail delivery

Certificates

First seen at:

CN=sisya.com.tr

Certificate chain
  • sisya.com.tr
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • sisya.com.tr
Alternative Names
  • *.sisya.com.tr
  • sisya.com.tr
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2022-08-16
Not valid after
2022-11-14
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
04:42:5C:75:9D:1A:6C:08:09:95:87:19:9B:5E:D5:B9:C5:DE:12:5C:64:37:2D:C5:70:7D:F7:E5:BA:DD:F0:4E
SHA1
EF:6F:EC:32:29:1F:7E:B9:38:3C:E1:B4:D2:74:6F:F9:2A:39:80:DB
X509v3 extensions
subjectKeyIdentifier
  • 4C:11:52:55:02:6B:1B:21:81:45:15:6A:A1:73:C7:5A:B9:7A:B7:E5
authorityKeyIdentifier
  • keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
authorityInfoAccess
  • OCSP - URI:http://r3.o.lencr.org
  • CA Issuers - URI:http://r3.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • Policy: 1.3.6.1.4.1.44947.1.1.1
  • CPS: http://cps.letsencrypt.org
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 41:C8:CA:B1:DF:22:46:4A:10:C6:A1:3A:09:42:87:5E:
  • 4E:31:8B:1B:03:EB:EB:4B:C7:68:F0:90:62:96:06:F6
  • Timestamp : Aug 16 22:18:52.949 2022 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:6A:44:77:C9:28:82:96:ED:32:DA:86:09:
  • 82:94:B3:5B:BC:02:F7:49:E0:7F:61:87:B1:00:EE:6A:
  • CC:93:AE:F7:02:21:00:D7:86:C1:41:22:77:7C:CD:3B:
  • 64:9C:F5:D0:E0:2B:CD:4F:20:C2:E8:96:A1:DD:0D:18:
  • BF:C9:02:DD:47:49:8D
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 46:A5:55:EB:75:FA:91:20:30:B5:A2:89:69:F4:F3:7D:
  • 11:2C:41:74:BE:FD:49:B8:85:AB:F2:FC:70:FE:6D:47
  • Timestamp : Aug 16 22:18:52.945 2022 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:D6:AF:6F:D6:CF:5A:00:23:4C:F7:E8:
  • 30:A4:A6:1B:3C:43:59:D7:2D:46:02:55:50:7D:A7:0E:
  • 35:CE:4A:94:2B:02:21:00:91:A6:C3:9C:DD:EE:75:DF:
  • FE:2D:BE:7E:AE:D0:6D:EC:0B:EF:7C:A1:CC:66:D3:93:
  • D5:95:8A:47:25:B8:7A:EA