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

bigpond.com · 61.9.173.37:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate CN=`www.bigpond.com' did not match expected CN=`bigpond.com'

Certificate verification failed

Subject
C=AU ST=Victoria L=Melbourne O=Telstra Limited CN=www.bigpond.com
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-06-23T00:00:00+00:00
Expires
2027-01-07T23:59:59+00:00
Days remaining
104
Serial (hex)
06CE1C772102D2058694FC15D70A329E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.bigpond.com, DNS:go.bigpond.com, DNS:wa3.www.bigpond.com, DNS:wa2.www.bigpond.com, DNS:shop.bigpond.com, DNS:wa1.www.bigpond.com, DNS:wa1.go.bigpond.com, DNS:wa3.go.bigpond.com, DNS:wa2.go.bigpond.com

SHA-256 fingerprint

08:31:BB:8A:AB:00:48:FF:30:07:C2:F9:11:96:39:71:BE:43:56:4C:71:1C:7B:1E:E6:7D:75:18:28:34:16:F0
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
B2:B9:2E:C8:32:02:AF:FC:E0:D8:E2:B9:1B:D1:D2:97:B7:85:41:26
subjectAltName
DNS:www.bigpond.com, DNS:go.bigpond.com, DNS:wa3.www.bigpond.com, DNS:wa2.www.bigpond.com, DNS:shop.bigpond.com, DNS:wa1.www.bigpond.com, DNS:wa1.go.bigpond.com, DNS:wa3.go.bigpond.com, DNS:wa2.go.bigpond.com
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 : 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 : Jun 23 04:32:46.633 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E7:AF:A8:E8:C6:4E:4A:9E:AD:67:B5: 8E:30:9B:A6:90:DC:6D:D0:1B:D2:FE:03:81:45:83:4E: 0B:42:FD:E7:C6:02:20:5E:4D:F6:1F:20:B8:5A:19:0D: AC:C5:78:67:BF:02:DB:8C:E1:4E:AF:3C:23:3A:B7:8A: D8:36:CE:BE:4F:0C:8C 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 : Jun 23 04:32:46.631 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:79:D2:7A:BE:B5:27:E0:4C:05:8A:CA:6D: 75:47:34:BE:5A:CD:1A:72:F3:8F:E8:67:09:B6:6B:82: 41:B9:AE:85:02:20:53:B5:C1:27:C9:30:64:3C:2A:A7: 39:96:03:BF:91:A9:64:CB:5A:C2:48:17:54:A2:37:BC: 6D:08:7D:40:4A:50 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 : Jun 23 04:32:46.712 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:AC:63:56:F9:D9:9D:3B:1D:82:3E:E4: 90:AD:45:92:C6:E3:99:98:E1:77:59:6C:E8:2D:3B:23: 1B:D4:47:E6:EE:02:20:1A:C2:2A:60:F7:C1:E8:5B:7D: 8F:AC:02:7C:81:9C:54:09:46:BB:B2:8E:DA:A9:BA:A8: 36:E9:5B:60:B7:D7:F8
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: AES128-SHA · Checked 2026-09-25T11:58:14+00:00

Server-presented chain · 2 additional certificates

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
1646
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-----

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
4130
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

Registration / WHOIS →DNS records →