SSL/TLS Certificate Lookup

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

guimer.it

SSL/TLS Certificate

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SSL/TLS Certificate for guimer.it

Expiring soon
Issued by (CA)
Let's Encrypt
Subject
guimer.it
Valid from
May 11, 2026
Valid until
Aug 9, 2026 (19 days remaining)
Public key
EC 384-bit
Serial
06B5C37E56C1552391BCE9B9CE146F69C812
SHA-256 fingerprint
04:BF:0B:03:36:E2:C2:55:72:9D:55:A6:B9:42:0A:A0:DA:17:B2:60:9E:C3:7B:64:B2:5F:A2:8C:0F:03:7B:CD
Chain
E7 → ISRG Root X1
Subject Alternative Names (3)
guimer.it, mail.guimer.it, www.guimer.it

Certificate Authority Authorization (CAA)

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