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

adelaide.edu.au · 151.101.3.10:443

Verified

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

Subject
C=AU ST=South Australia L=Adelaide O=Adelaide University CN=adelaide.edu.au
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-09-17T00:00:00+00:00
Expires
2026-12-25T23:59:59+00:00
Days remaining
41
Serial (hex)
067BCD02107ABD2FAFE5AB307F378FCD
Signature
RSA-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:adelaide.edu.au, DNS:www.adelaide.edu.au

SHA-256 fingerprint

C0:D0:1A:8C:86:C7:20:2C:7B:00:98:13:A9:F5:0A:76:C6:13:17:22:AD:E5:C5:15:92:21:F1:3F:A1:E1:04:5F
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
BC:E3:DA:B5:F6:D9:45:80:BE:8F:47:43:F2:1F:1E:A3:67:1D:28:29
subjectAltName
DNS:adelaide.edu.au, DNS:www.adelaide.edu.au
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Agreement
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 : Sep 17 01:19:58.331 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:7E:37:E6:09:C6:2D:16:00:39:F3:99:28: F7:BB:3A:93:F7:C1:84:8F:2A:DE:76:68:9B:BC:EB:81: 80:D2:0D:AB:02:20:21:E0:77:7C:F5:E5:7D:3D:AF:68: F1:71:0A:BE:17:55:C3:AA:CC:8E:0C:87:7C:56:30:2B: 17:06:6C:46:3E:5C 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 : Sep 17 01:19:58.369 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E2:71:01:C3:03:6B:E9:58:D6:15:F3: 43:C7:11:BC:FF:F3:63:20:40:3B:D9:2D:7A:89:0B:9A: 54:CE:9F:22:B8:02:20:4C:F3:26:14:EE:8B:B5:A2:30: 36:40:D3:98:94:54:F5:6E:4B:6B:0E:74:D0:8C:CA:24: A9:11:4B:85:8A:5F:14 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 : Sep 17 01:19:58.345 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:42:AB:A3:23:F5:14:5C:36:36:8C:EA:92: 46:87:51:DC:64:C5:87:98:BC:74:A2:9D:8B:D8:D3:2C: BF:D3:68:B9:02:20:1F:E7:41:0E:B7:D7:B2:F2:96:0A: AC:33:9E:4B:19:B5:7E:17:34:CA:DB:FC:4F:56:4B:FE: E7:08:D0:18:73:36
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-14T10:23:03+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2021-03-30T00:00:00+00:00
Expires
2031-03-29T23:59:59+00:00
Days remaining
1596
Serial (hex)
0CF5BD062B5602F47AB8502C23CCF066
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C8:02:5F:9F:C6:5F:DF:C9:5B:3C:A8:CC:78:67:B9:A5:87:B5:27:79:73:95:79:17:46:3F:C8:13:D0:B6:25:A9
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
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
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalRootG2.crt
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3
-----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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