SSL/TLS Certificate Lookup

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

plexstar.com

SSL/TLS Certificate

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SSL/TLS Certificate for plexstar.com

Expired
Issued by (CA)
Let's Encrypt
Subject
*.genuitysystems.com
Valid from
Feb 22, 2026
Valid until
May 23, 2026 (expired 60 days ago)
Public key
RSA 2048-bit
Serial
06C2CBB006C777D390941258824F5DE16C50
SHA-256 fingerprint
CF:B9:91:A9:FC:02:A8:BE:80:C4:06:B9:22:4E:13:7F:1D:7A:AF:BD:54:36:6F:60:49:03:D6:BE:03:3D:28:D1
Chain
—
Subject Alternative Names (2)
*.genuitysystems.com, genuitysystems.com

Certificate Authority Authorization (CAA)

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