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

gw.gns.se · 213.115.226.8:443

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
The certificate has expired.

Certificate verification failed

Subject
CN=*.gns.se
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2025-04-14T00:00:00+00:00
Expires
2026-04-13T23:59:59+00:00
Days remaining
-208
Serial (hex)
0DF0964EA16174F9D26120A557F2878B
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.gns.se, DNS:gns.se

SHA-256 fingerprint

28:0C:4E:4F:AB:7D:C6:81:3C:48:C0:2C:EE:EC:EB:8F:93:22:AE:86:D7:A6:88:FA:7B:AB:0C:2C:A7:F0:0F:8F
Certificate extensions & PEM
authorityKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
18:07:86:E3:25:F4:DF:AD:AF:5A:37:BA:CE:2C:59:3A:4A:E9:77:E2
subjectAltName
DNS:*.gns.se, DNS:gns.se
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.thawte.com CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 96:97:64:BF:55:58:97:AD:F7:43:87:68:37:08:42:77: E9:F0:3A:D5:F6:A4:F3:36:6E:46:A4:3F:0F:CA:A9:C6 Timestamp : Apr 14 18:25:01.329 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E4:FE:49:05:DA:32:B1:F4:49:51:76: 1A:F7:E7:A8:C4:05:AD:E5:87:1E:01:5C:9F:DF:F6:BA: 82:98:44:7F:C6:02:21:00:A7:38:1B:0A:70:3E:64:9F: 77:07:4E:9B:D6:56:D1:23:F7:C4:54:DB:76:71:20:2B: 98:48:7F:E8:85:9C:0A:F4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 64:11:C4:6C:A4:12:EC:A7:89:1C:A2:02:2E:00:BC:AB: 4F:28:07:D4:1E:35:27:AB:EA:FE:D5:03:C9:7D:CD:F0 Timestamp : Apr 14 18:25:01.332 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:AB:F5:10:3C:52:AA:06:B2:DC:BD:C0: AA:48:64:2A:55:A4:53:02:02:A4:B1:36:A2:8C:E8:40: 41:D1:6F:54:9C:02:20:72:BA:33:0C:78:DE:4B:04:7D: 9B:A1:37:D6:3A:8B:4E:22:06:0F:F7:FC:92:2B:6F:0C: 0D:90:17:07:28:68:70 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 49:9C:9B:69:DE:1D:7C:EC:FC:36:DE:CD:87:64:A6:B8: 5B:AF:0A:87:80:19:D1:55:52:FB:E9:EB:29:DD:F8:C3 Timestamp : Apr 14 18:25:01.353 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:4A:3F:FB:89:B8:86:48:87:67:4F:A8:9E: BF:6C:23:BD:35:FD:82:E3:5E:56:1B:95:F5:1E:44:FA: 73:8E:D1:C3:02:20:4D:A0:D0:00:DA:C0:79:8D:5F:3E: AD:BF:39:9F:EB:5F:2C:79:E9:92:A2:49:3F:03:D5:FC: 7A:CE:44:DE:16:8E
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-07T06:53:57+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:25+00:00
Expires
2027-11-02T12:24:25+00:00
Days remaining
360
Serial (hex)
090EE8C5DE5BFA62D2AE2FF7097C4857
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4B:CC:5E:23:4F:E8:1E:DE:4E:AF:88:3A:A1:9C:31:33:5B:0B:26:E8:5E:06:6B:99:45:E4:CB:61:53:EB:20:C2
Certificate extensions & PEM
subjectKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
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
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----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 G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4087
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----BEGIN CERTIFICATE-----
MIIDjjCCAnagAwIBAgIQAzrx5qcRqaC7KGSxHQn65TANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0xMzA4MDExMjAwMDBaFw0zODAxMTUxMjAwMDBaMGExCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j
b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IEcyMIIBIjANBgkqhkiG
9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuzfNNNx7a8myaJCtSnX/RrohCgiN9RlUyfuI
2/Ou8jqJkTx65qsGGmvPrC3oXgkkRLpimn7Wo6h+4FR1IAWsULecYxpsMNzaHxmx
1x7e/dfgy5SDN67sH0NO3Xss0r0upS/kqbitOtSZpLYl6ZtrAGCSYP9PIUkY92eQ
q2EGnI/yuum06ZIya7XzV+hdG82MHauVBJVJ8zUtluNJbd134/tJS7SsVQepj5Wz
tCO7TG1F8PapspUwtP1MVYwnSlcUfIKdzXOS0xZKBgyMUNGPHgm+F6HmIcr9g+UQ
vIOlCsRnKPZzFBQ9RnbDhxSJITRNrw9FDKZJobq7nMWxM4MphQIDAQABo0IwQDAP
BgNVHRMBAf8EBTADAQH/MA4GA1UdDwEB/wQEAwIBhjAdBgNVHQ4EFgQUTiJUIBiV
5uNu5g/6+rkS7QYXjzkwDQYJKoZIhvcNAQELBQADggEBAGBnKJRvDkhj6zHd6mcY
1Yl9PMWLSn/pvtsrF9+wX3N3KjITOYFnQoQj8kVnNeyIv/iPsGEMNKSuIEyExtv4
NeF22d+mQrvHRAiGfzZ0JFrabA0UWTW98kndth/Jsw1HKj2ZL7tcu7XUIOGZX1NG
Fdtom/DzMNU+MeKNhJ7jitralj41E6Vf8PlwUHBHQRFXGU7Aj64GxJUTFy8bJZ91
8rGOmaFvE7FBcf6IKshPECBV1/MUReXgRPTqh5Uykw7+U0b6LJ3/iyK5S9kJRaTe
pLiaWN0bfVKfjllDiIGknibVb63dDcY3fe0Dkhvld1927jyNxF1WW6LZZm6zNTfl
MrY=
-----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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