SSL/TLS Certificate Lookup

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

oswaldata.com

SSL/TLS Certificate

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SSL/TLS Certificate for oswaldata.com

Valid
Issued by (CA)
Sectigo Limited
Subject
www.oswaldata.com
Valid from
Aug 1, 2025
Valid until
Aug 31, 2026 (42 days remaining)
Public key
RSA 2048-bit
Serial
32EF99035C77EBB8B6FE3C6DB34373B3
SHA-256 fingerprint
E6:F8:FD:EB:3C:25:62:2D:57:6F:67:B5:C5:02:C3:B5:35:85:DC:CA:35:77:49:30:A5:8D:59:8E:3D:69:8F:4F
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46
Subject Alternative Names (2)
oswaldata.com, www.oswaldata.com

Certificate Authority Authorization (CAA)

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