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 lyse.com

Valid
Issued by (CA)
Let's Encrypt
Subject
lyse.com
Valid from
May 21, 2026
Valid until
Aug 19, 2026 (28 days remaining)
Public key
RSA 2048-bit
Serial
05BE765722EA0013A7AE0FA8B951CDC13125
SHA-256 fingerprint
44:11:1B:BE:FF:4A:5F:B7:A9:DA:EB:C5:E1:BD:E8:12:7B:21:76:89:28:9C:6B:6E:CB:12:CE:E1:5D:41:09:B7
Chain
R13 → ISRG Root X1
Subject Alternative Names (1)
lyse.com

Certificate Authority Authorization (CAA)

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