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

TLSv1.2

telecomputing.no · 176.221.90.130:443

Verified

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

Subject
CN=*.telecomputing.no
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-02-23T00:00:00+00:00
Expires
2027-03-26T23:59:59+00:00
Days remaining
173
Serial (hex)
06279DE0B494659ADC4E11401BC467D6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.telecomputing.no, DNS:telecomputing.no

SHA-256 fingerprint

71:51:A2:F8:0E:B9:EB:F1:54:91:33:77:24:22:78:C1:CE:C7:BF:4B:A6:54:31:3F:4F:1C:9C:4C:1C:E9:4E:8C
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
9B:D5:9E:02:8D:7D:43:10:2F:4B:18:ED:18:3F:8B:61:B4:A5:B8:84
subjectAltName
DNS:*.telecomputing.no, DNS:telecomputing.no
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.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 : Feb 23 07:37:44.494 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:04:C7:61:C2:B8:66:8E:25:5B:10:E4:68: E5:4D:BB:BA:77:6D:95:D7:D7:18:77:6F:4B:42:88:2D: 76:FA:05:20:02:21:00:D9:5F:FE:7F:E8:A0:78:6B:13: ED:BF:1D:27:F5:3E:6D:59:7C:A7:BD:10:D2:04:C1:3A: 72:69:67:88:10:E0:DF 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 : Feb 23 07:37:44.468 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:25:98:A6:F7:60:A8:57:67:B5:E6:0D:FB: 90:EE:EB:4D:F3:1D:AD:73:A8:D1:60:92:89:21:0B:F7: 6C:F1:5C:7E:02:21:00:C2:A0:5B:24:52:2B:8D:D5:3B: EF:64:B7:8F:31:F1:1D:01:6E:FC:B6:B6:0F:AC:7B:BE: CC:C2:DA:81:2B:73:94 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A2:81:00:18:73:4E:17:6E:1D:47:E0:95:40:F3:81:BA: 54:66:97:CD:63:A8:43:50:71:6E:B8:09:4E:DA:F1:0D Timestamp : Feb 23 07:37:44.550 2026 GMT Extensions: 00:00:05:00:02:AB:FA:81 Signature : ecdsa-with-SHA256 30:45:02:20:01:CE:B8:18:78:5C:D5:1F:29:CB:C0:8C: 00:48:5F:2B:6D:F3:91:1E:3A:F6:21:E0:DB:19:72:DE: B1:00:AD:27:02:21:00:D3:F3:93:EA:AD:0F:5C:14:47: 59:9D:50:11:CD:96:0C:CC:E5:B3:F6:21:06:FA:A8:74: 7C:2C:3B:BA:29:68:FD
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-04T18:45:33+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:23:37+00:00
Expires
2027-11-02T12:23:37+00:00
Days remaining
393
Serial (hex)
0D07782A133FC6F9A57296E131FFD179
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C0:6E:30:7F:7C:FC:1D:32:FA:72:A4:C0:33:C8:7B:90:01:9A:F2:16:F0:77:5D:64:97:8A:2E:CA:6C:8A:23:0E
Certificate extensions & PEM
subjectKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
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
4120
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-----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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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