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

sunitafe.edu.au · 203.17.113.55:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
O=CloudFlare, Inc. OU=CloudFlare Origin CA CN=CloudFlare Origin Certificate
Issuer
C=US O=CloudFlare, Inc. OU=CloudFlare Origin SSL Certificate Authority L=San Francisco ST=California
Valid from
2022-06-16T07:57:00+00:00
Expires
2037-06-12T07:57:00+00:00
Days remaining
3897
Serial (hex)
6AE365741D2B24EFBECF5E3D9C607C129122C18F
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.sunitafe.edu.au, DNS:sunitafe.edu.au

SHA-256 fingerprint

32:64:38:64:28:8F:92:86:57:3E:42:8D:A0:43:1B:09:35:AF:EE:DE:5A:F8:B4:71:6D:E1:23:1B:DA:30:93:4E
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
60:48:94:4A:B3:F0:15:4D:6D:74:F8:10:B9:DF:28:CF:7C:B3:F9:81
authorityKeyIdentifier
24:E8:53:57:5D:7C:34:40:87:A9:EB:94:DB:BA:E1:16:78:FC:29:A4
authorityInfoAccess
OCSP - URI:http://ocsp.cloudflare.com/origin_ca
subjectAltName
DNS:*.sunitafe.edu.au, DNS:sunitafe.edu.au
crlDistributionPoints
Full Name: URI:http://crl.cloudflare.com/origin_ca.crl 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-11T04:29:02+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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