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 flessio.de

Valid
Issued by (CA)
Let's Encrypt
Subject
flessio.de
Valid from
Jul 16, 2026
Valid until
Oct 14, 2026 (85 days remaining)
Public key
RSA 2048-bit
Serial
05EA061AC7ADFE448B3B215EDED2B633A82C
SHA-256 fingerprint
E1:D5:12:17:76:14:1F:B9:30:07:57:C6:C4:98:F8:16:3D:D6:E2:73:F4:58:3A:BE:CD:00:84:DA:A5:9F:87:3D
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
flessio.de, www.flessio.de

Certificate Authority Authorization (CAA)

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