SSL-Tools

SSL check results of mail.zizakov.in.rs

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Discover if the mail servers for mail.zizakov.in.rs 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 Sun, 07 Jun 2026 00:30:52 +0000

The mailservers of mail.zizakov.in.rs can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.zizakov.in.rs addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.zizakov.in.rs
87.237.203.211
 -
supported
www.mail.zizakov.in.rs
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 @mail.zizakov.in.rs address so far. Test mail delivery

Certificates

First seen at:

CN=www.mail.zizakov.in.rs

Certificate chain
  • www.mail.zizakov.in.rs
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R12
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • www.mail.zizakov.in.rs
Alternative Names
  • mail.zizakov.in.rs
  • www.mail.zizakov.in.rs
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R12
validity period
Not valid before
2026-04-28
Not valid after
2026-07-27
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
Fingerprints
SHA256
7F:C4:AA:17:7E:57:49:2E:E3:C9:5A:9F:EA:62:E0:38:62:10:03:9D:4F:BA:B5:92:38:5A:1C:59:AF:C6:38:94
SHA1
5A:1C:03:61:AE:44:C0:D1:28:7D:67:67:CC:19:9A:97:06:EE:2C:BA
X509v3 extensions
subjectKeyIdentifier
  • 3F:93:11:5E:E7:F7:AA:EE:7C:01:67:66:B3:2D:C6:C2:4B:E9:9D:9E
authorityKeyIdentifier
  • keyid:00:B5:29:F2:2D:8E:6F:31:E8:9B:4C:AD:78:3E:FA:DC:E9:0C:D1:D2
authorityInfoAccess
  • CA Issuers - URI:http://r12.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r12.c.lencr.org/7.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9:
  • 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77
  • Timestamp : Apr 28 13:05:45.988 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:A6:67:10:0C:5E:03:45:55:7B:7D:E6:
  • 97:FB:B1:1E:49:A2:4B:78:A9:0B:9B:3C:43:0A:EA:BC:
  • 88:A1:2E:00:98:02:20:20:C4:28:92:36:B6:04:8D:F0:
  • 39:A3:F9:92:FD:27:94:D8:6A:49:1C:EC:C1:3F:2B:4E:
  • DD:E3:4E:C4:5F:F0:13
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9:
  • 1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A
  • Timestamp : Apr 28 13:05:46.151 2026 GMT
  • Extensions: 00:00:05:00:09:1B:B4:66
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:23:02:69:25:03:03:14:EA:0B:9A:98:1D:
  • 96:83:B6:DC:C5:0F:E8:76:B9:DA:18:3F:E4:2E:6E:30:
  • B7:81:C8:3E:02:21:00:BF:17:8B:0D:94:43:D9:8C:C3:
  • 0C:D3:D0:51:7D:F9:E7:BE:EA:48:D9:E7:28:AB:57:4A:
  • 10:5E:70:45:AA:B7:38