SSL-Tools

SSL check results of htns.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for htns.de 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 Thu, 28 Mar 2024 06:37:58 +0000

The mailservers of htns.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @htns.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
htnssgw.htns.de
83.236.165.132
 10
supported
htnssgw.htns.de
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 @htns.de address so far. Test mail delivery

Certificates

First seen at:

CN=htnssgw.htns.de

Certificate chain
  • htnssgw.htns.de
    • remaining
    • 256 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • htnssgw.htns.de
Alternative Names
  • htnssgw.htns.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2024-03-13
Not valid after
2024-06-11
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
B2:2E:89:A4:FF:1B:63:80:F8:05:C6:03:1D:50:DC:A8:93:A0:EC:9B:FA:16:1C:17:97:8B:56:41:39:A2:9B:1F
SHA1
9D:D1:88:66:91:D1:EF:DA:4A:4C:D0:60:6A:F7:6C:5A:2F:43:CC:38
X509v3 extensions
subjectKeyIdentifier
  • E2:F5:D5:A5:41:55:11:D0:67:36:D9:FB:EC:B1:AB:E8:B0:A3:A7:CE
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
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 3B:53:77:75:3E:2D:B9:80:4E:8B:30:5B:06:FE:40:3B:
  • 67:D8:4F:C3:F4:C7:BD:00:0D:2D:72:6F:E1:FA:D4:17
  • Timestamp : Mar 13 15:32:59.210 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:66:A3:01:6F:5D:C7:B3:EC:FD:7E:34:9F:
  • F9:A1:7D:47:C0:F5:C2:42:B3:7B:36:F3:F7:F4:1F:1D:
  • 5A:0F:57:35:02:21:00:BD:5B:5D:DA:4C:26:50:4D:CB:
  • C6:38:71:61:E1:D6:31:47:6B:03:5A:FA:EB:E9:46:F6:
  • EA:5B:F4:C2:61:CE:C8
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
  • 32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
  • Timestamp : Mar 13 15:32:59.218 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:69:8E:A4:9D:6D:C6:F4:DA:59:51:EF:5C:
  • E8:16:47:61:2F:91:D4:D3:3E:96:78:10:29:7E:10:1A:
  • F3:3A:D7:1C:02:21:00:86:3D:D2:B6:D3:2B:80:89:31:
  • 6E:9D:09:26:B8:26:28:69:13:EF:B2:A6:CE:9C:6D:E5:
  • 58:21:CB:FD:A5:36:6C