SSL/TLS Certificate Lookup

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

skywarn.ch

SSL/TLS Certificate

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SSL/TLS Certificate for skywarn.ch

Valid
Issued by (CA)
Let's Encrypt
Subject
skywarn.ch
Valid from
Jun 2, 2026
Valid until
Aug 31, 2026 (40 days remaining)
Public key
EC 256-bit
Serial
06CE1FF904DBE67F3E7C9F25CB4B281B65D2
SHA-256 fingerprint
40:60:DC:5F:3D:7C:5F:94:FD:8D:2A:1F:A4:75:22:A1:D3:A5:ED:0E:76:52:0C:CE:8B:AB:5D:14:9A:07:9E:BA
Chain
YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (3)
skywarn.ch, skywarn.meteotest.ch, www.skywarn.ch

Certificate Authority Authorization (CAA)

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