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

aph.gov.au · 13.107.246.31:443

Verified

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

Subject
CN=aph.gov.au
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-08-28T00:00:00+00:00
Expires
2027-02-28T23:59:59+00:00
Days remaining
134
Serial (hex)
0B5B52C4AE6BE3246B4D13D0EBE8635B
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:aph.gov.au

SHA-256 fingerprint

76:6A:D9:B1:D3:8A:CB:53:3E:28:C1:33:24:79:D0:B5:E5:15:91:7A:CC:B7:07:F6:6B:DC:BA:0C:0D:A9:4E:95
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
EA:7C:98:E4:88:25:83:ED:2A:F9:9A:CF:41:DA:CC:45:79:72:4A:79
subjectAltName
DNS:aph.gov.au
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.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 : Aug 28 05:21:31.686 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:AF:E3:E3:9F:32:07:B3:9A:D5:A7:F1: 33:BB:C2:26:92:D8:DC:75:42:90:71:B6:F6:95:7A:4E: 8A:F0:9F:16:2A:02:21:00:D0:9E:1D:BE:1C:70:24:DE: 90:4B:D4:5F:40:B4:71:8E:6C:C1:6A:1D:DD:47:78:F7: 9F:92:92:AA:19:E3:FD:C3 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Aug 28 05:21:31.746 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:11:F9:BF:A3:01:8C:E6:04:E8:E7:6D:10: DB:F7:69:5A:43:A2:2B:14:CA:10:EB:12:1C:75:EA:4B: 92:BF:39:A2:02:20:04:66:EE:36:44:66:50:F7:C7:48: A5:9D:07:4A:B2:68:76:3F:54:24:40:42:57:12:57:40: 2A:9F:29:DC:E4:B9 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 : Aug 28 05:21:31.870 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:1C:85:EA:47:DE:49:A8:43:A0:06:41:A6: 06:C8:1D:A6:73:92:56:4F:45:E2:34:69:75:84:FD:E2: 0F:C1:78:D7:02:21:00:F8:B3:D5:34:6F:F2:D0:77:F1: B7:85:01:A3:C9:52:0F:97:82:C4:3D:0B:88:8E:3E:2A: 22:0F:F7:F8:77:7C:2E
-----BEGIN CERTIFICATE-----
MIIGFDCCBPygAwIBAgIQC1tSxK5r4yRrTRPQ6+hjWzANBgkqhkiG9w0BAQsFADBg
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMR8wHQYDVQQDExZHZW9UcnVzdCBUTFMgUlNBIENBIEcx
MB4XDTI2MDgyODAwMDAwMFoXDTI3MDIyODIzNTk1OVowFTETMBEGA1UEAxMKYXBo
Lmdvdi5hdTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALYLcqYh+QUB
1PHlGVJIFyIc7irSyYYJOAEy5E8pVh8b+UaZBK2QJowlWM5jBPe9jpegn5GdslXb
ZgFwaNpe6wQuO3NbWrnTKtxde8parMQSE6ynVbsO4F94f3tFWZi00Sp73ETq1bm7
vHoKlSicYzQwie4vDJX7gsczyyCGyPv6cFvRGGBUMQ0KiLYpCiBu7Q8A1RKRNu1A
lUHieP0ceywawyT2OOPS9N5bdNH6VixTCKCneViwyNDpI0AY95stEDg6/Pu4voio
nBiUpbelGfmgC5d+QvTeIbjqNLdm3wdYlYVwwWfpfJRrD5xD/oKJ1vAvDtB/96Kv
/71lv5WkFlkCAwEAAaOCAxMwggMPMB8GA1UdIwQYMBaAFJRP1F2L5KTipoD+/dj5
AO+jvgJXMB0GA1UdDgQWBBTqfJjkiCWD7Sr5ms9B2sxFeXJKeTAVBgNVHREEDjAM
ggphcGguZ292LmF1MD4GA1UdIAQ3MDUwMwYGZ4EMAQIBMCkwJwYIKwYBBQUHAgEW
G2h0dHA6Ly93d3cuZGlnaWNlcnQuY29tL0NQUzAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMD8GA1UdHwQ4MDYwNKAyoDCGLmh0
dHA6Ly9jZHAuZ2VvdHJ1c3QuY29tL0dlb1RydXN0VExTUlNBQ0FHMS5jcmwwdgYI
KwYBBQUHAQEEajBoMCYGCCsGAQUFBzABhhpodHRwOi8vc3RhdHVzLmdlb3RydXN0
LmNvbTA+BggrBgEFBQcwAoYyaHR0cDovL2NhY2VydHMuZ2VvdHJ1c3QuY29tL0dl
b1RydXN0VExTUlNBQ0FHMS5jcnQwDAYDVR0TAQH/BAIwADCCAX4GCisGAQQB1nkC
BAIEggFuBIIBagFoAHcATGPcmOWcHauI9h6KPd6uj6tEozd7X5uUw/uhnPzBviYA
AAGgRtDqJgAABAMASDBGAiEAr+PjnzIHs5rVp/Ezu8ImktjcdUKQcbb2lXpOivCf
FioCIQDQnh2+HHAk3pBL1F9AtHGObMFqHd1HePefkpKqGeP9wwB1AETCvQzpFA5k
pclKAZMKWqG7NZcOAO4RFoloKhxE17VmAAABoEbQ6mIAAAQDAEYwRAIgEfm/owGM
5gTo520Q2/dpWkOiKxTKEOsSHHXqS5K/OaICIARm7jZEZlD3x0ilnQdKsmh2P1Qk
QEJXEldAKp8p3OS5AHYAHJ9oLOn68EVpUPgbloqH3dsyENhM5siy44JSSsTPWZ8A
AAGgRtDq3gAABAMARzBFAiAchepH3kmoQ6AGQaYGyB2mc5JWT0XiNGl1hP3iD8F4
1wIhAPiz1TRv8tB38beFAaPJUg+XgsQ9C4iOPioiD/f4d3wuMA0GCSqGSIb3DQEB
CwUAA4IBAQAyPjJSyI3Jb6RAggOZa4KnWYwIs2Om/TVNV8oIJHI0Y7mm7TF50mAL
F0rHJVRfWsMw6Msjd5m3Kghifca4tJZge1BqhfYsJgNipMH/DZOwW5WYIT4e2Ra2
z5VN56ELjS+7RpmnnWWDHN/yeRqJFrgVfsJQBnbeDyqm73J1dkFQov68qyeYnenu
HWYdMEm6CUQikPMTIMhBc/f6DdUHeeQ8eziGJ8tJUIyAvYz4KNHfQP1kGJbs+dXU
2kKXu14RX47Bpon4bD2vEgBvdiTT+X6m7lmBZScqWX96A8Aw8az8sI5MNzW8RVt0
xb5V1RUfUHI/0Dq0MHjbaigv3C36HbYN
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-17T22:26:47+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
380
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
4107
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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