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

caa.govt.nz · 103.28.251.190:443

Verified

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

Subject
CN=www.aviation.govt.nz
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA DV R36
Valid from
2026-08-28T00:00:00+00:00
Expires
2027-03-14T23:59:59+00:00
Days remaining
124
Serial (hex)
6D1C2F506B614FC30768264D3F6403
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.aviation.govt.nz, DNS:ads-b.aviation.govt.nz, DNS:aip.aviation.govt.nz, DNS:aip.net.nz, DNS:aviation.govt.nz, DNS:avsec.govt.nz, DNS:caa.govt.nz, DNS:nss.govt.nz, DNS:www.aip.aviation.govt.nz, DNS:www.aip.net.nz, DNS:www.avsec.govt.nz, DNS:www.caa.govt.nz, DNS:www.nss.govt.nz

SHA-256 fingerprint

44:92:F4:DE:1C:7A:62:43:DB:E0:A3:89:C0:C2:EA:10:ED:E0:9B:0A:4A:FC:85:A2:EA:68:D9:09:8F:D5:74:BF
Certificate extensions & PEM
authorityKeyIdentifier
68:C0:12:16:18:0E:AF:CE:F6:87:A6:32:57:A3:46:51:5D:CB:07:27
subjectKeyIdentifier
23:D5:26:B0:FF:C6:CA:42:14:4B:E9:31:12:77:46:3C:00:48:B3:5B
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 1.3.6.1.4.1.6449.1.2.2.7 CPS: https://sectigo.com/CPS Policy: 2.23.140.1.2.1
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationCADVR36.crt OCSP - URI:http://ocsp.sectigo.com
ct_precert_scts
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 00:06:34.026 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:D4:38:64:14:7A:D2:D6:E2:7C:1D:E1: 8F:30:6D:C3:FF:66:FD:DC:DD:19:40:A4:EF:C8:60:14: 17:62:36:A8:7C:02:21:00:EF:2A:99:1D:AB:FB:E0:C2: C6:00:3F:85:50:74:65:73:6D:85:C8:E8:B3:19:51:71: 01:BF:5B:30:87:D6:13:A4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Aug 28 00:06:34.783 2026 GMT Extensions: 00:00:05:00:0B:52:07:FF Signature : ecdsa-with-SHA256 30:46:02:21:00:CC:77:A2:DF:65:DA:87:06:3A:20:3A: 7F:60:B8:91:68:F6:F8:5A:B2:03:12:C7:49:67:9D:D1: 9A:6E:6A:C9:D5:02:21:00:AF:B8:B0:3C:1D:2C:EE:31: 10:53:DD:9A:41:A6:BC:8B:05:A6:B2:22:64:D3:C5:F7: 5E:76:F1:EA:28:91:E0:B5 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Aug 28 00:06:34.044 2026 GMT Extensions: 00:00:05:00:02:58:D5:F0 Signature : ecdsa-with-SHA256 30:45:02:21:00:F2:5A:D6:0A:6C:95:77:C6:6E:B4:EE: CD:F5:53:EF:AF:E9:9B:18:F4:79:96:C9:76:33:3B:A6: CF:26:3F:09:71:02:20:4A:3D:1B:3F:66:0A:5D:E6:F7: F6:1C:EF:34:D2:99:47:07:78:B2:73:00:34:95:F4:2F: 93:42:9D:19:29:50:A5
subjectAltName
DNS:www.aviation.govt.nz, DNS:ads-b.aviation.govt.nz, DNS:aip.aviation.govt.nz, DNS:aip.net.nz, DNS:aviation.govt.nz, DNS:avsec.govt.nz, DNS:caa.govt.nz, DNS:nss.govt.nz, DNS:www.aip.aviation.govt.nz, DNS:www.aip.net.nz, DNS:www.avsec.govt.nz, DNS:www.caa.govt.nz, DNS:www.nss.govt.nz
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-10T19:03:43+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA DV R36
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2021-03-22T00:00:00+00:00
Expires
2036-03-21T23:59:59+00:00
Days remaining
3419
Serial (hex)
397A66CC2756362E0DAA87CA6EABE3B1
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

8C:54:C3:34:B6:6B:A4:E4:26:77:2A:F4:A3:F9:13:6C:19:A1:AE:C7:29:FD:B2:8C:53:5C:07:A5:A4:EF:22:E0
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
68:C0:12:16:18:0E:AF:CE:F6:87:A6:32:57:A3:46:51:5D:CB:07:27
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Issuer
C=GB ST=Greater Manchester L=Salford O=Comodo CA Limited CN=AAA Certificate Services
Valid from
2021-03-22T00:00:00+00:00
Expires
2028-12-31T23:59:59+00:00
Days remaining
782
Serial (hex)
E37CA2E9701E339C2F3FB0ED360FF90A
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CE:75:58:0B:C6:79:6D:3B:3E:A2:C3:E7:42:59:D0:D4:03:07:24:08:E9:60:C7:71:39:C2:FB:5A:3D:94:19:E4
Certificate extensions & PEM
authorityKeyIdentifier
A0:11:0A:23:3E:96:F1:07:EC:E2:AF:29:EF:82:A5:7F:D0:30:A4:B4
subjectKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy
crlDistributionPoints
Full Name: URI:http://crl.comodoca.com/AAACertificateServices.crl
authorityInfoAccess
OCSP - URI:http://ocsp.comodoca.com
-----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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