SSL-Tools

SSL check results of klockow.cc

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Discover if the webservers of klockow.cc can be reached through a secure connection.

Summary

JSON Refresh

Report created Thu, 26 Jun 2025 21:11:16 +0000

We can not guarantee a secure connection to the webserver of klockow.cc!

Please contact the operator of klockow.cc and inform him of this problem. This result stays accessible under the following address:

/webservers/klockow.cc

Servers

Hostname / IP address Certificates Protocol
klockow.cc
80.241.215.46
 mail.klockow.cc
HSTS
missing
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
klockow.cc
2a02:c207:3015:727::1
Results incomplete
not checked
HSTS
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s

Certificates

First seen at:

CN=mail.klockow.cc

Certificate chain
  • mail.klockow.cc
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
      • R10
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • mail.klockow.cc
Alternative Names
  • mail.klockow.cc
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R10
validity period
Not valid before
2025-04-29
Not valid after
2025-07-28
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
24:CE:3F:DB:21:BD:D0:9D:1A:23:40:7C:B3:41:E4:B5:49:01:7D:58:19:E2:18:D2:1A:F3:AA:AB:5F:28:83:CF
SHA1
CE:E8:C6:68:60:57:C1:D3:55:07:97:C6:CA:84:3A:54:1C:D4:CE:BF
X509v3 extensions
subjectKeyIdentifier
  • 16:EF:45:75:2F:C1:67:10:B1:B7:96:11:31:7D:B7:06:53:01:5B:9E
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/3.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : ED:3C:4B:D6:E8:06:C2:A4:A2:00:57:DB:CB:24:E2:38:
  • 01:DF:51:2F:ED:C4:86:C5:70:0F:20:DD:B7:3E:3F:E0
  • Timestamp : Apr 29 16:48:12.463 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:7D:FC:7D:EF:CB:79:98:3F:12:05:2A:E9:
  • 7C:EC:4D:0E:E8:B1:84:5E:69:B9:F3:8A:37:BB:2F:C0:
  • 66:14:AA:D4:02:20:63:85:54:3C:74:69:FC:17:AD:EA:
  • B6:B5:49:87:93:B7:80:F3:58:12:89:D1:91:FE:7C:82:
  • EC:7F:1F:43:F3:C2
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
  • 22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
  • Timestamp : Apr 29 16:48:12.495 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:AE:19:0C:D5:F8:81:D7:D3:B5:B6:34:
  • C3:BA:9D:C4:BD:8F:0F:A6:B0:A3:59:B0:4F:B2:48:91:
  • B6:F6:F5:47:FA:02:21:00:CA:EA:16:FB:61:A9:D7:F1:
  • 7E:36:07:BB:08:F3:8A:34:07:1B:7C:12:E1:E3:76:8D:
  • F5:BE:59:71:B9:F4:91:3E