SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

roylau.com

SSL/TLS Certificate

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SSL/TLS Certificate for roylau.com

Valid
Issued by (CA)
Sectigo Limited
Subject
roylau.com
Valid from
Oct 4, 2025
Valid until
Oct 4, 2026 (74 days remaining)
Public key
RSA 2048-bit
Serial
16D1CFD81048F2D4BFF2D459414A4917
SHA-256 fingerprint
76:EA:25:CA:07:F4:C7:71:B2:25:BC:39:92:46:64:8D:8F:85:AC:1A:09:15:86:6D:98:65:E4:23:C5:73:FE:0D
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
roylau.com, www.roylau.com

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.