SSL/TLS Certificate Lookup

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

SSL/TLS Certificate for foss.dk

Hostname mismatch
Issued by (CA)
GoDaddy.com, Inc.
Subject
*.fossanalytics.com
Valid from
Feb 11, 2026
Valid until
Mar 15, 2027 (237 days remaining)
Public key
RSA 2048-bit
Serial
406FA2774E3E4C20
SHA-256 fingerprint
A3:1F:17:01:CD:BE:5F:B2:4D:B6:91:76:84:9E:77:C3:DC:8A:B7:37:64:65:98:35:D7:1E:0C:26:07:9D:3B:5C
Chain
Go Daddy Secure Certificate Authority - G2 → Go Daddy Root Certificate Authority - G2
Subject Alternative Names (2)
*.fossanalytics.com, fossanalytics.com

Certificate Authority Authorization (CAA)

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