SSL/TLS Certificate Lookup

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

senn-chemicals.ch

SSL/TLS Certificate

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SSL/TLS Certificate for senn-chemicals.ch

Valid
Issued by (CA)
Let's Encrypt
Subject
senn-chemicals.ch
Valid from
Jul 13, 2026
Valid until
Oct 11, 2026 (81 days remaining)
Public key
RSA 4096-bit
Serial
05047013B67CD077CCB089428C6224DFAEC1
SHA-256 fingerprint
DF:38:9D:F7:99:A2:8A:ED:6B:20:11:DA:9C:CF:7D:AE:E3:B3:43:5C:8A:B1:4C:EA:8C:E5:14:0A:AE:37:D8:51
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
senn-chemicals.ch, www.senn-chemicals.ch

Certificate Authority Authorization (CAA)

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