DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

cert.dk · 130.226.173.10:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
C=DK L=Kongens Lyngby O=DTU/DeiC Forskningsnettet CN=cert.dk
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Valid from
2026-07-29T08:03:35+00:00
Expires
2027-02-13T08:03:34+00:00
Days remaining
142
Serial (hex)
284387ECAF63BFF01E3E2907015A706F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:cert.dk, DNS:www.cert.dk

SHA-256 fingerprint

21:02:EF:BF:44:B0:96:46:C0:F8:2C:A9:B7:5A:31:45:32:0C:70:51:E4:D9:DC:50:DC:BA:36:E4:87:7E:04:F1
Certificate extensions & PEM
basicConstraints
CA:FALSE
authorityKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-GEANT-TLS-R1.cer
subjectAltName
DNS:cert.dk, DNS:www.cert.dk
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
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-GEANT-TLS-R1.crl
subjectKeyIdentifier
93:C5:5C:59:F0:21:D8:01:35:6D:F6:AD:E3:19:96:33:4E:F9:5B:D1
keyUsage
Digital Signature, Key Encipherment
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Jul 29 08:13:37.541 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F8:1D:FD:B3:C6:34:9F:39:54:37:E6: FB:A4:13:95:D9:77:48:D6:2E:05:68:66:C8:20:42:59: 47:3D:91:9B:EF:02:20:69:B8:65:BD:F5:A0:5E:5E:17: CD:D0:52:00:7A:3E:06:F0:D2:5A:B3:A6:8D:83:45:39: 8D:90:C2:32:38:9C:A8 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:A2:39:67:C6:0D:B6:46:87:C6:6F:3D:F9:99:94:76: 93:A6:A6:11:20:84:57:D5:55:E7:E3:D0:A1:D9:B6:46 Timestamp : Jul 29 08:13:37.580 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:93:21:4A:3F:43:0B:2A:7F:AB:5C:8C: C2:3B:65:78:EE:83:23:20:0A:B1:87:D3:4E:A4:82:E3: 1E:4C:FC:6C:49:02:20:54:5D:6E:B7:AC:53:69:27:7E: 4A:39:0D:84:C1:53:79:4B:D5:1E:9B:06:95:7E:6A:63: 0E:8F:B5:FE:C4:1D:06 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Jul 29 08:13:37.524 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E2:9A:7A:CF:76:34:EB:EF:4B:36:AA: C5:97:CE:F1:C3:EA:5C:8C:42:2F:DC:23:6E:7A:33:35: 43:37:62:0A:8D:02:21:00:BD:57:2E:11:0A:74:B8:E4: AA:2C:8E:51:9D:73:6F:08:E0:84:CB:56:17:6D:3A:83: 4A:E0:FC:2C:16:FF:0C:2C
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-23T13:24:19+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Valid from
2025-01-03T11:15:00+00:00
Expires
2039-12-31T11:14:59+00:00
Days remaining
4846
Serial (hex)
14D57BF3692228219A5567FA91651B22
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

5B:67:8D:C4:40:95:A5:28:95:B6:3B:31:F2:72:27:F4:B3:6C:3E:34:74:91:BF:2B:FA:69:18:37:A5:FB:8C:79
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
authorityKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-TLS-Root-2021-RSA.cer
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-TLS-Root-2021-RSA.crl
subjectKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----
MIIGBTCCA+2gAwIBAgIQFNV782kiKCGaVWf6kWUbIjANBgkqhkiG9w0BAQsFADBs
MQswCQYDVQQGEwJHUjE3MDUGA1UECgwuSGVsbGVuaWMgQWNhZGVtaWMgYW5kIFJl
c2VhcmNoIEluc3RpdHV0aW9ucyBDQTEkMCIGA1UEAwwbSEFSSUNBIFRMUyBSU0Eg
Um9vdCBDQSAyMDIxMB4XDTI1MDEwMzExMTUwMFoXDTM5MTIzMTExMTQ1OVowYDEL
MAkGA1UEBhMCR1IxNzA1BgNVBAoMLkhlbGxlbmljIEFjYWRlbWljIGFuZCBSZXNl
YXJjaCBJbnN0aXR1dGlvbnMgQ0ExGDAWBgNVBAMMD0dFQU5UIFRMUyBSU0EgMTCC
AaIwDQYJKoZIhvcNAQEBBQADggGPADCCAYoCggGBAKEEaZSzEzznAPk8IEa17GSG
yJzPTj4cwRY7/vcq2BPT5+IRGxQtaCdgLXIEl2cdPdIkj2eyakFmgMjAtyeju8V8
dRayQCD/bWjJ7thDlowgLljQaXirxnYbT8bzRHAhCZqBakYgi5KWw9dANLyDHGpX
UdY259ab0lWEaFE5Uu6IzQSMJOAy4l/Twym8GUiy0qMDEBFSlm31C9BXpdHKKAlh
vIjMiKoDeTWl5vZaLB2MMRGY1yW2ftPgIP0/MkX1uFITlvHmmMTngxplH1nybEIJ
FiwHg1KiLk1TprcZgeO2gxE5Lz3wTFWrsUlAzrh5xWmscWkjNi/4BpeuiT5+NExF
czboLnXOfjuci/7bsnPi1/aZN/iKNbJRnngFoLaKVMmqCS7Xo34f+BITatryQZFE
u2oDKExQGlxDBCfYMLgLucX/onpLzUSgeQITNLx6i5tGGbUYH+9Dy3GI66L/5tPj
qzlOsydki8ZYGE5SBJeWCZ2IrhUe0WzZ2b6Zhk6JAQIDAQABo4IBLTCCASkwEgYD
VR0TAQH/BAgwBgEB/wIBADAfBgNVHSMEGDAWgBQKSCOmYKSSCjPqk1vFV+olTb0S
7jBNBggrBgEFBQcBAQRBMD8wPQYIKwYBBQUHMAKGMWh0dHA6Ly9jcnQuaGFyaWNh
LmdyL0hBUklDQS1UTFMtUm9vdC0yMDIxLVJTQS5jZXIwEQYDVR0gBAowCDAGBgRV
HSAAMB0GA1UdJQQWMBQGCCsGAQUFBwMCBggrBgEFBQcDATBCBgNVHR8EOzA5MDeg
NaAzhjFodHRwOi8vY3JsLmhhcmljYS5nci9IQVJJQ0EtVExTLVJvb3QtMjAyMS1S
U0EuY3JsMB0GA1UdDgQWBBSGAXI/jKlw4jEGUxbOAV9becg8OzAOBgNVHQ8BAf8E
BAMCAYYwDQYJKoZIhvcNAQELBQADggIBABkssjQzYrOo4GMsKegaChP16yNe6Sck
cWBymM455R2rMeuQ3zlxUNOEt+KUfgueOA2urp4j6TlPbs/XxpwuN3I1f09Luk5b
+ZgRXM7obE6ZLTerVQWKoTShyl34R2XlK8pEy7+67Ht4lcJzt+K6K5gEuoPSGQDP
ef+fUfmXrFcgBMcMbtfDb9dubFKNZZxo5nAXiqhFMOIyByag3H+tOTuH8zuId9pH
RDsUpAIHJ9/W2WBfLcKav7IKRlNBRD/sPBy903J9WHPKwl8kQSDA+aa7XCYk7bJt
Eyf+7GM9F5cZ7+YyknXqnv/rtQEkTKZdQo5Us18VFe9qqj94tXbLdk7PejJYNB4O
Zlli44Ld7rtqfFlUych7gIxFOmiyxMQQYrYmUi+74lEZvfoNhuref0CupuKpz6O3
dLv6kO9T10uNdDBoBQTkge3UzHafTIe3R2o3ujXKUGPwyc9m7/FETyKLUCwSU/5O
AVOeBCU8QtkKKjM8AmbpKpe3pHWcyq3R7B3LmIALkMPTydyDfxen65IDqREbVq8N
xjhkJThUz40JqOlN6uqKqeDISj/IoucYwsqW24AlO7ZzNmohQmMi8ep23H4hBSh0
GBTe2XvkuzaNf92syK8l2HzO+13GLCjzYLTPvXTO9UpK8DGyfGZOuamuwbAnbNpE
3RfjV9IaUQGJ
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Issuer
C=GR L=Athens O=Hellenic Academic and Research Institutions Cert. Authority CN=Hellenic Academic and Research Institutions RootCA 2015
Valid from
2021-09-02T07:41:55+00:00
Expires
2029-08-31T07:41:54+00:00
Days remaining
1072
Serial (hex)
2A6086D4D4DE45C95E4B98FBBF2FBF26
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4A:CD:8D:C6:02:0A:54:5A:85:89:43:A5:53:B5:E0:F3:FC:5B:85:9A:EA:17:46:65:0D:69:CF:12:10:F9:56:D8
Certificate extensions & PEM
basicConstraints
CA:TRUE
authorityKeyIdentifier
71:15:67:C8:C8:C9:BD:75:5D:72:D0:38:18:6A:9D:F3:71:24:54:0B
authorityInfoAccess
CA Issuers - URI:http://repo.harica.gr/certs/HaricaRootCA2015.crt
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HaricaRootCA2015.crl
subjectKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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