SSL-Tools

SSL check results of mail.colourlock-center.at

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Discover if the mail servers for mail.colourlock-center.at 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, 30 Apr 2025 11:53:38 +0000

The mailservers of mail.colourlock-center.at can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.colourlock-center.at addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.colourlock-center.at
217.160.234.82
 -
supported
colourlock-center.at
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.colourlock-center.at address so far. Test mail delivery

Certificates

First seen at:

CN=colourlock-center.at

Certificate chain
  • colourlock-center.at
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R10
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • colourlock-center.at
Alternative Names
  • *.colourlock-center.at
  • colourlock-center.at
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R10
validity period
Not valid before
2025-04-30
Not valid after
2025-07-29
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
B9:18:A1:18:AA:88:E8:D1:8E:F8:70:B9:1C:69:AD:BA:1D:0C:B3:28:39:A5:AD:61:66:BA:E4:0D:A2:9E:D4:C9
SHA1
3B:44:83:72:01:5F:A7:CC:6F:57:74:C8:98:F1:70:FC:57:37:56:E7
X509v3 extensions
subjectKeyIdentifier
  • 15:11:A8:D2:F6:59:7D:2E:53:FB:EE:F4:CD:FE:D0:9F:A9:60:EF:33
authorityKeyIdentifier
  • keyid:BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8
authorityInfoAccess
  • OCSP - URI:http://r10.o.lencr.org
  • CA Issuers - URI:http://r10.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r10.c.lencr.org/82.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : A4:42:C5:06:49:60:61:54:8F:0F:D4:EA:9C:FB:7A:2D:
  • 26:45:4D:87:A9:7F:2F:DF:45:59:F6:27:4F:3A:84:54
  • Timestamp : Apr 30 11:51:24.460 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:22:80:78:21:27:CC:FF:51:E7:9F:5F:97:
  • 96:8C:D5:BB:CD:4E:A6:FA:1A:0C:65:73:C8:CC:5D:0B:
  • F7:D6:8D:AD:02:20:09:76:92:65:80:5E:AE:24:60:B0:
  • 60:F8:A8:B8:C0:A5:8C:C8:8C:26:54:90:26:13:AB:24:
  • E7:C7:18:47:01:30
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : AF:18:1A:28:D6:8C:A3:E0:A9:8A:4C:9C:67:AB:09:F8:
  • BB:BC:22:BA:AE:BC:B1:38:A3:A1:9D:D3:F9:B6:03:0D
  • Timestamp : Apr 30 11:51:25.231 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:E2:6C:1B:1C:B4:09:21:ED:BC:2A:4E:
  • CE:55:55:7E:91:F6:ED:2D:52:62:73:6B:E6:79:A3:36:
  • 77:E9:39:40:2A:02:21:00:FB:DE:D8:C0:D6:7C:AB:11:
  • 81:35:FB:AC:41:CA:55:A2:31:72:7F:E8:F4:95:A6:F1:
  • D3:8F:4F:0E:15:68:2F:80