SSL-Tools

SSL check results of nsv31.dnshostmaster.net

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Discover if the mail servers for nsv31.dnshostmaster.net 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 01:50:53 +0000

The mailservers of nsv31.dnshostmaster.net can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @nsv31.dnshostmaster.net addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
nsv31.dnshostmaster.net
113.23.214.180
 -
supported
*.dnshostmaster.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
16 s

Outgoing Mails

We have not received any emails from a @nsv31.dnshostmaster.net address so far. Test mail delivery

Certificates

First seen at:

CN=*.dnshostmaster.net

Certificate chain
Subject
Common Name (CN)
  • *.dnshostmaster.net
Alternative Names
  • *.dnshostmaster.net
  • dnshostmaster.net
Issuer
Country (C)
  • US
Organization (O)
  • DigiCert Inc
Organizational Unit (OU)
  • www.digicert.com
Common Name (CN)
  • RapidSSL TLS RSA CA G1
validity period
Not valid before
2026-04-14
Not valid after
2026-10-29
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
Fingerprints
SHA256
74:C2:96:43:91:96:00:68:9C:5F:41:72:21:7B:69:80:0A:89:64:7F:9D:FE:2A:08:C5:3B:3E:E2:BD:D8:D7:53
SHA1
BD:CB:C5:FE:25:09:DF:9E:14:4E:36:92:06:3D:D1:A0:7A:68:BE:6A
X509v3 extensions
authorityKeyIdentifier
  • keyid:0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
  • EE:49:6A:D6:00:40:B7:17:47:66:AB:56:4A:E9:05:0B:75:BB:FE:A5
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • CPS: http://www.digicert.com/CPS
crlDistributionPoints
  • Full Name:
  • URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
  • OCSP - URI:http://status.rapidssl.com
  • CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB:
  • C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD
  • Timestamp : Apr 14 02:47:03.503 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:D8:77:64:33:69:3D:0E:9D:DA:0D:91:
  • 4B:BC:41:D6:55:D3:66:24:E2:3E:D8:8E:CF:7A:4C:D1:
  • 08:FA:75:FF:FF:02:20:2F:7D:B6:4B:02:43:C7:22:CC:
  • BE:CA:C5:8A:8F:ED:AC:BE:41:E7:EA:79:5F:37:1A:DB:
  • 45:85:8F:89:0C:21:68
  • 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 : Apr 14 02:47:03.529 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:5E:DC:F4:98:A9:3C:F8:AD:0D:81:F3:8B:
  • 6A:34:8C:E6:59:BD:F6:2E:5E:F7:0B:6B:14:B6:69:B7:
  • 74:2C:19:76:02:20:12:05:BC:1F:56:F1:79:60:54:CF:
  • 5E:95:15:85:E9:6D:7B:85:1B:44:2D:A5:D2:82:E9:B3:
  • A1:5F:2F:F3:6B:ED
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65:
  • 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8
  • Timestamp : Apr 14 02:47:03.523 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:3C:ED:D7:64:29:4B:6A:C1:5C:B5:1D:75:
  • 76:08:A5:49:EF:17:EA:1E:8A:1D:E8:06:29:F4:21:6A:
  • C7:5F:87:35:02:20:2E:D5:9B:DD:98:19:30:AD:9E:34:
  • 51:FF:AE:53:8C:36:42:82:68:A3:3A:CF:13:FF:CA:0F:
  • B4:CC:D9:16:E9:35