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SSL check results of norring.dk

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Discover if the mail servers for norring.dk 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 Wed, 15 Jul 2026 21:31:51 +0000

The mailservers of norring.dk can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @norring.dk addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.norring.dk
80.210.68.93
 10
supported
mail.norring.dk
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.norring.dk

Certificate chain
  • mail.norring.dk
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • YE1
        • 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)
  • mail.norring.dk
Alternative Names
  • mail.norring.dk
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • YE1
validity period
Not valid before
2026-07-15
Not valid after
2026-10-13
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
Fingerprints
SHA256
16:D2:FD:12:C5:A4:9B:D8:40:A6:53:47:C4:56:57:95:F4:8C:44:A6:96:75:5C:AF:C7:AF:A8:04:D3:1B:60:E1
SHA1
F9:CE:D0:1C:7E:C0:94:6A:D5:E0:14:9D:CA:93:D6:DF:29:44:50:D6
X509v3 extensions
subjectKeyIdentifier
  • 69:78:13:F8:68:B4:62:4E:BF:21:66:97:9F:4D:AE:F0:F4:81:FF:AD
authorityKeyIdentifier
  • keyid:BB:20:CA:47:0B:FE:D7:E5:9C:F9:8F:09:2A:A3:8C:37:45:B1:BC:D8
authorityInfoAccess
  • CA Issuers - URI:http://ye1.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://ye1.c.lencr.org/63.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E:
  • F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7
  • Timestamp : Jul 15 20:42:10.092 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:66:B4:85:30:6D:3E:B6:C7:97:44:31:69:
  • 31:77:87:85:D7:CA:3A:0B:E5:86:6C:0D:10:35:DF:3B:
  • 59:88:FE:53:02:21:00:B7:0D:FD:EA:F2:FF:45:3F:A4:
  • 15:99:12:49:EF:9A:2E:44:E1:81:5B:9A:34:6F:3E:32:
  • 46:11:CA:6C:60:64:D4
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 26:E3:64:6E:58:69:21:23:BC:34:3F:47:24:35:9B:37:
  • 92:CD:24:5A:88:D8:15:D3:93:33:FD:99:18:AB:47:23
  • Timestamp : Jul 15 20:42:09.357 2026 GMT
  • Extensions: 00:00:05:00:29:89:47:5E
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:49:71:EC:FD:D4:4E:59:E6:5A:29:5A:10:
  • CA:E1:E6:DD:75:59:7B:D5:FB:57:8A:60:F5:10:D3:54:
  • 81:46:2A:9B:02:20:2D:D9:19:85:B9:F6:40:B6:26:BB:
  • 80:50:C3:D2:44:F3:4B:43:8A:C7:6C:16:DD:7D:8B:42:
  • 7B:42:2D:C3:62:2A