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SSL check results of opac.erfurt.de

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Discover if the webservers of opac.erfurt.de can be reached through a secure connection.

Summary

JSON Refresh

Report created Wed, 26 Aug 2026 18:26:54 +0000

The webservers of opac.erfurt.de can be reached through a secure connection.

Servers

Hostname / IP address Certificates Protocol
opac.erfurt.de
194.49.61.136
 opac.erfurt.de
HSTS
too short (< 6 months)
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Certificates

First seen at:

CN=opac.erfurt.de,O=Stadt Erfurt,L=Erfurt,ST=Thueringen,C=DE

Certificate chain
Subject
Country (C)
  • DE
State (ST)
  • Thueringen
Locality (L)
  • Erfurt
Organization (O)
  • Stadt Erfurt
Common Name (CN)
  • opac.erfurt.de
Alternative Names
  • opac.erfurt.de
  • www.opac.erfurt.de
Issuer
Country (C)
  • GR
Organization (O)
  • Hellenic Academic and Research Institutions CA
Common Name (CN)
  • GEANT TLS ECC 1
validity period
Not valid before
2025-11-26
Not valid after
2026-11-26
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Client Authentication
  • TLS Web Server Authentication
Fingerprints
SHA256
9A:93:37:6D:5F:FB:85:42:F5:45:FC:C1:C0:07:FA:F0:33:DC:54:20:6A:70:D0:FF:B6:5B:6E:C0:84:7C:4A:E8
SHA1
24:2B:77:44:3B:56:4C:58:2C:37:15:52:48:1C:EF:66:A2:EB:59:5C
X509v3 extensions
authorityKeyIdentifier
  • keyid:E9:99:06:8D:17:1F:AB:FB:96:1A:5A:C8:5B:5E:5D:5E:EC:DA:9C:8F
authorityInfoAccess
  • CA Issuers - URI:http://crt.harica.gr/HARICA-GEANT-TLS-E1.cer
  • OCSP - URI:http://ocsp-tls.harica.gr
certificatePolicies
  • Policy: 2.23.140.1.2.2
  • Policy: 0.4.0.2042.1.7
  • Policy: 1.3.6.1.4.1.26513.1.1.1.2
crlDistributionPoints
  • Full Name:
  • URI:http://crl.harica.gr/HARICA-GEANT-TLS-E1.crl
subjectKeyIdentifier
  • D1:30:90:F8:44:35:0A:08:92:27:CA:2D:D9:96:99:8F:AF:6F:AF:1D
ct_precert_scts
  • 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 : Nov 26 14:01:27.051 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:3E:0B:45:21:61:2D:B3:93:BC:97:05:EB:
  • E4:D7:72:BC:F0:AE:26:DC:A9:7D:16:99:42:CE:7B:DF:
  • 56:93:F3:72:02:21:00:E8:7A:89:BD:EA:D3:85:B2:90:
  • E1:19:E4:B0:19:BD:0E:90:55:6D:4C:D3:2C:04:1B:3A:
  • 9F:FD:68:E5:09:1B:4C
  • 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 : Nov 26 14:01:27.003 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:35:89:93:04:3D:8E:FD:7D:80:94:79:15:
  • 7E:FD:B5:17:2B:E2:5B:78:52:03:2A:45:F7:61:0B:10:
  • D8:8A:A9:1C:02:20:39:73:DB:BE:9E:94:86:C3:F9:C7:
  • 31:7F:AB:93:E9:77:22:1B:66:F8:E9:41:04:68:EC:2C:
  • 7B:68:E6:0F:68:E5
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : AC:AB:30:70:6C:EB:EC:84:31:F4:13:D2:F4:91:5F:11:
  • 1E:42:24:43:B1:F2:A6:8C:4F:3C:2B:3B:A7:1E:02:C3
  • Timestamp : Nov 26 14:01:27.053 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:CD:94:EC:43:14:33:B8:E5:7D:69:DB:
  • F0:CA:73:62:59:F7:58:A2:E0:98:64:AC:3A:03:15:64:
  • E5:2F:52:6F:19:02:20:0A:58:87:4C:35:66:37:28:30:
  • 7E:6A:94:68:7B:4B:30:7B:AE:5C:97:30:43:6A:F8:78:
  • D3:A2:9A:6B:6E:4C:2F