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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

TLSv1.2

techcafe.sk · 194.1.185.122:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
CN=www.forchino.sk
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-10-23T00:00:00+00:00
Expires
2027-03-05T23:59:59+00:00
Days remaining
111
Serial (hex)
0FCE7D871BCB1528EDBA5240C4D53816
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.forchino.sk, DNS:forchino.sk

SHA-256 fingerprint

40:D5:0D:DE:5F:44:B5:18:C4:82:89:8A:BB:85:4F:9D:D6:5C:1A:AE:BD:6C:9A:08:00:F5:68:95:F3:5E:92:1F
Certificate extensions & PEM
authorityKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
CA:C7:67:93:80:BB:B0:FD:A1:CF:A8:6C:08:38:C7:72:51:DE:8F:88
subjectAltName
DNS:www.forchino.sk, DNS:forchino.sk
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1-2.crl
authorityInfoAccess
OCSP - URI:http://status.geotrust.com CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Oct 23 08:00:21.862 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:92:24:E8:29:37:9B:9E:ED:4B:36:7F: 70:8D:E4:2C:BE:00:B5:AC:AF:C0:CB:96:55:92:8F:EA: 31:AE:C7:3A:21:02:20:14:5F:37:16:E6:DF:3B:69:46: 32:5C:55:9B:EF:DF:6C:8E:F6:44:5D:B4:32:18:6D:EF: 11:FC:43:4C:80:59:F4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Oct 23 08:00:22.007 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:28:77:14:A4:F0:0A:9B:1A:FF:3C:E5:58: 46:C3:A6:89:49:1C:6E:22:CE:D3:55:CB:8B:93:C0:A9: 50:B6:CC:4D:02:21:00:80:D7:53:FA:88:84:4B:54:A4: C4:87:41:92:AD:9A:A5:58:39:42:9F:E3:81:BA:85:83: 75:98:AA:31:60:8E:73 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Oct 23 08:00:22.039 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:93:EE:E9:2F:22:A6:33:56:CA:B3:2E: FF:8E:9F:12:AF:24:76:4B:C0:5B:DC:76:F8:97:87:67: AC:65:4D:CD:08:02:21:00:C0:4E:A8:9B:82:1B:A0:E7: E2:76:8A:FC:6F:56:C2:E6:69:35:8F:6D:43:83:40:11: 30:6B:8C:76:CA:07:85:F4
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-11-14T05:53:21+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=GeoTrust TLS DV RSA Mixed SHA256 2020 CA-1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2020-07-16T12:21:44+00:00
Expires
2023-05-31T23:59:59+00:00
Days remaining
-1263
Serial (hex)
0C08966535B942A9735265E4F97540BC
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

8C:43:C5:E3:40:EC:64:0F:93:EA:77:4A:C5:35:3C:CA:90:42:F7:64:FF:83:7F:87:0D:8B:64:76:3C:45:8A:41
Certificate extensions & PEM
subjectKeyIdentifier
12:C9:88:9B:2F:C9:44:7A:7D:12:F1:DF:40:03:42:98:92:C7:24:D6
authorityKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
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/DigiCertGlobalRootCA.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootCA.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-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2006-11-10T00:00:00+00:00
Expires
2031-11-10T00:00:00+00:00
Days remaining
1821
Serial (hex)
083BE056904246B1A1756AC95991C74A
Signature
RSA-SHA1
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

43:48:A0:E9:44:4C:78:CB:26:5E:05:8D:5E:89:44:B4:D8:4F:96:62:BD:26:DB:25:7F:89:34:A4:43:C7:01:61
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
authorityKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
-----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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