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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

regzone.cz · 217.198.113.80:443

Verified

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

Subject
jurisdictionC=CZ businessCategory=Private Organization serialNumber=49437381 C=CZ L=Brno O=ZONER a.s. CN=czechia.com
Issuer
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Valid from
2025-11-18T00:00:00+00:00
Expires
2026-12-19T23:59:59+00:00
Days remaining
87
Serial (hex)
03409F8F4A5A2E13B146D794EC65D008
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:czechia.com, DNS:platby.regzone.de, DNS:platby.regzone.info, DNS:platby.regzone.hu, DNS:www.regzone.hu, DNS:www.regzone.info, DNS:regzone.info, DNS:www.regzone.de, DNS:regzone.de, DNS:regzone.hu, DNS:admin.regzone.hu, DNS:admin.regzone.info, DNS:admin.regzone.de, DNS:www.regzone.cz, DNS:admin.czechia.com, DNS:admin.regzone.cz, DNS:platby.czechia.com, DNS:platby.regzone.cz, DNS:regzone.cz, DNS:www.czechia.com

SHA-256 fingerprint

76:5E:E9:76:5F:CC:63:37:B4:20:CE:78:FE:13:78:43:E5:41:C5:0E:34:2B:B0:28:6B:5A:4C:84:DD:6B:F5:1C
Certificate extensions & PEM
authorityKeyIdentifier
28:D2:CF:EE:09:84:75:DD:B5:B2:B5:BF:3C:D5:A0:C6:73:88:5D:1F
subjectKeyIdentifier
58:F5:82:F1:60:74:A0:FC:51:F7:96:D6:B4:41:07:88:E0:B1:0A:C4
subjectAltName
DNS:czechia.com, DNS:platby.regzone.de, DNS:platby.regzone.info, DNS:platby.regzone.hu, DNS:www.regzone.hu, DNS:www.regzone.info, DNS:regzone.info, DNS:www.regzone.de, DNS:regzone.de, DNS:regzone.hu, DNS:admin.regzone.hu, DNS:admin.regzone.info, DNS:admin.regzone.de, DNS:www.regzone.cz, DNS:admin.czechia.com, DNS:admin.regzone.cz, DNS:platby.czechia.com, DNS:platby.regzone.cz, DNS:regzone.cz, DNS:www.czechia.com
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/GeoTrustEVRSACAG2.crl Full Name: URI:http://crl4.digicert.com/GeoTrustEVRSACAG2.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/GeoTrustEVRSACAG2.crt
basicConstraints
CA:FALSE
ct_precert_scts
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 18 06:15:16.694 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:5A:85:AC:70:BD:60:37:00:DC:71:E5:9D: AC:A5:85:D6:00:9F:D2:F5:B5:B2:CC:F9:6F:DE:5D:66: D2:2E:13:5A:02:21:00:84:FA:7C:6F:AE:13:D4:D5:C6: 2D:9F:AD:92:5A:56:89:A8:7D:B6:35:4D:8B:75:C9:14: DF:69:49:61:C7:A6:AE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Nov 18 06:15:16.707 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:64:81:71:D6:96:DD:16:E8:70:39:B9:18: 38:97:A0:69:9D:6D:4A:4B:8D:A2:C1:05:26:8D:B8:CB: 2F:FF:6C:92:02:21:00:CC:52:D9:A0:42:E9:F7:4D:70: 74:C4:A4:33:91:B9:2A:8B:35:98:39:CC:38:FA:8C:E0: 04:61:EE:FE:F9:02:28 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 18 06:15:16.727 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:1D:CB:AB:8E:39:12:A3:A0:3B:D3:A2:AD: E1:45:44:61:18:01:B8:47:E1:76:1D:C8:56:51:4D:4F: EF:04:7C:01:02:21:00:ED:1C:80:50:14:37:43:2B:3E: 0B:CA:23:8C:79:A1:16:CD:2A:68:FA:AB:9A:45:49:03: 50:D8:96:C9:F0:90:0A
-----BEGIN CERTIFICATE-----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BQcCARYbaHR0cDovL3d3dy5kaWdpY2VydC5jb20vQ1BTMA4GA1UdDwEB/wQEAwIF
oDATBgNVHSUEDDAKBggrBgEFBQcDATB1BgNVHR8EbjBsMDSgMqAwhi5odHRwOi8v
Y3JsMy5kaWdpY2VydC5jb20vR2VvVHJ1c3RFVlJTQUNBRzIuY3JsMDSgMqAwhi5o
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CCsGAQUFBwEBBGcwZTAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuZGlnaWNlcnQu
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VHJ1c3RFVlJTQUNBRzIuY3J0MAwGA1UdEwEB/wQCMAAwggF+BgorBgEEAdZ5AgQC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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-23T08:02:36+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2020-07-02T12:42:57+00:00
Expires
2030-07-02T12:42:57+00:00
Days remaining
1378
Serial (hex)
0D601262C8A7721A6EAB0361E5619580
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

2D:14:0F:20:B8:A9:6E:2B:4D:2F:1C:C5:AC:A5:E5:A1:E7:DC:56:A7:49:1E:51:09:06:96:0F:38:D2:D2:1A:EF
Certificate extensions & PEM
subjectKeyIdentifier
28:D2:CF:EE:09:84:75:DD:B5:B2:B5:BF:3C:D5:A0:C6:73:88:5D:1F
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS User Notice: Explicit Text: Any use of this Certificate constitutes acceptance of the Relying Party Agreement located at https://www.digicert.com/rpa-ua
-----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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