SSL/TLS Certificate Lookup

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

lightyr.com

SSL/TLS Certificate

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SSL/TLS Certificate for lightyr.com

Valid
Issued by (CA)
Let's Encrypt
Subject
lightyr.com
Valid from
Jul 18, 2026
Valid until
Oct 16, 2026 (87 days remaining)
Public key
RSA 2048-bit
Serial
050D546502CC8D475CDE8A93D898F431475E
SHA-256 fingerprint
5B:FF:AB:AF:58:7A:61:31:26:F6:D8:58:17:81:54:79:13:F1:62:45:CD:F3:B6:BB:2C:1A:56:DF:C5:D1:C3:CE
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
*.lightyr.com, lightyr.com

Certificate Authority Authorization (CAA)

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