SSL-Tools

SSL check results of mail.lisk.surf

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Discover if the mail servers for mail.lisk.surf 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, 09 Aug 2026 00:30:56 +0000

The mailservers of mail.lisk.surf can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.lisk.surf addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.lisk.surf
185.14.92.201
Results incomplete
- not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mail.lisk.surf
2a0e:97c0:3e3:511::1
 -
supported
mail.lisk.surf
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
7 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.lisk.surf

Certificate chain
  • mail.lisk.surf
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • YE2
        • 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.lisk.surf
Alternative Names
  • mail.lisk.surf
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • YE2
validity period
Not valid before
2026-08-01
Not valid after
2026-10-30
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
Fingerprints
SHA256
10:D7:F2:F5:F8:79:00:36:FB:95:5E:05:B9:6F:5F:4F:6C:70:CB:09:FA:00:EA:9C:05:32:AA:7A:8B:E1:31:20
SHA1
A7:A0:41:26:C3:5F:9B:66:18:25:F5:F4:B8:F7:F8:25:74:11:34:BE
X509v3 extensions
subjectKeyIdentifier
  • E2:9F:AE:56:95:71:9B:E2:90:07:CB:70:36:EF:14:1A:3A:21:D9:E2
authorityKeyIdentifier
  • keyid:B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87
authorityInfoAccess
  • CA Issuers - URI:http://ye2.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://ye2.c.lencr.org/67.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB:
  • 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A
  • Timestamp : Aug 1 10:12:01.983 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:49:44:DD:5E:8D:98:38:11:23:42:84:11:
  • 48:55:B2:D1:F7:9D:9A:F9:90:2F:DA:08:E9:86:BD:AE:
  • 16:16:76:90:02:20:13:B6:B8:BB:13:30:D6:7F:CC:20:
  • 32:4F:23:33:65:C5:C6:95:C7:6A:5B:4F:41:4E:6C:7B:
  • D7:0D:C8:95:3A:6C
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86:
  • D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF
  • Timestamp : Aug 1 10:12:02.604 2026 GMT
  • Extensions: 00:00:05:00:30:07:B3:A6
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:39:A3:1E:FC:C2:C9:DE:1E:2F:37:8F:8E:
  • 1B:47:88:7E:F9:26:C1:2E:2F:A8:5E:29:F7:D8:B6:96:
  • 4B:24:62:5C:02:20:20:BD:8F:A8:D3:45:50:42:07:4A:
  • 19:7C:96:4D:16:46:26:94:46:79:09:4C:6E:81:9A:99:
  • 64:02:BA:35:55:30