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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

kgk.se · 194.103.159.133:443

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
C=SE L=Sollentuna O=KG Knutsson AB CN=*.kgk.se
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-06-09T00:00:00+00:00
Expires
2026-12-24T23:59:59+00:00
Days remaining
69
Serial (hex)
0349C75610D8376F027E5BB8E27A49CC
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.kgk.se, DNS:kgk.se

SHA-256 fingerprint

C0:B6:37:30:85:8F:08:02:F8:50:71:D9:CA:AA:F7:B4:95:6E:F1:42:52:38:96:E0:E0:6A:2B:17:FE:40:63:E7
Certificate extensions & PEM
authorityKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
subjectKeyIdentifier
39:E3:AA:44:7E:40:3B:A5:78:A4:C9:46:C8:82:F2:19:69:78:D0:D8
subjectAltName
DNS:*.kgk.se, DNS:kgk.se
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
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 : Jun 9 07:40:48.168 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:8B:7C:58:DC:AD:42:0F:2C:A4:33:68: A5:0F:65:D9:B8:05:02:39:0D:C9:9B:B4:AC:CC:AF:52: BE:07:7F:F8:8C:02:20:20:CC:B7:0E:6D:2A:66:F3:2B: EF:C4:8A:07:5E:C9:EE:2F:35:77:4F:52:21:5B:65:C9: AD:40:7C:60:35:22:8B Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Jun 9 07:40:48.096 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B8:D1:87:16:2E:F5:4C:75:C7:1C:AA: 5B:E0:B6:2A:7F:14:0B:ED:18:B2:73:7A:28:06:41:44: 26:D0:7A:B3:CE:02:21:00:F2:E0:AB:00:41:E0:01:0B: BA:81:6C:8A:AE:22:62:F6:3C:62:99:24:07:C5:50:3F: 80:24:69:94:5A:45:72:B7 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 : Jun 9 07:40:48.150 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:18:32:FB:04:05:72:4C:2C:7D:4D:9D:C8: 62:E6:93:88:6D:6D:17:97:46:31:60:88:EA:E1:16:6F: 65:AE:08:A9:02:21:00:94:34:90:BB:D4:E4:48:6A:20: 7E:5A:E8:F5:00:67:10:3D:C4:7F:33:A4:61:84:90:A2: 09:60:16:AC:FE:00:68
-----BEGIN CERTIFICATE-----
MIIGtjCCBZ6gAwIBAgIQA0nHVhDYN28Cflu44npJzDANBgkqhkiG9w0BAQsFADBZ
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMTMwMQYDVQQDEypE
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kp6BN4dvrWYSt2DQqgiGNN/9ujtjTSQnwOMDWXKT+9uE7Kqi/y7qgjH/DbWvPTR0
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AX0xNn5UAa5JNv0gYYvOrxiuHCKrfLR/L0E9RyAruzeV+NYuofd2+6Nt
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-16T23:08:40+00:00

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

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