SSL/TLS Certificate Lookup

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

internezzo.ch

SSL/TLS Certificate

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SSL/TLS Certificate for internezzo.ch

Valid
Issued by (CA)
Let's Encrypt
Subject
internezzo.ch
Valid from
Jul 11, 2026
Valid until
Oct 9, 2026 (80 days remaining)
Public key
RSA 2048-bit
Serial
050D7EE773B18ADB55BC1CD15283BA93ADCA
SHA-256 fingerprint
F9:22:8D:0D:8E:C9:EA:C7:4B:17:11:91:04:72:62:96:11:BE:B7:7A:F0:9B:54:55:8A:99:76:3D:FB:32:0A:41
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
internezzo.ch, www.internezzo.ch

Certificate Authority Authorization (CAA)

The serving CA (Let's Encrypt) is authorized by this domain's CAA records (comodo.com, digicert.com, godaddy.com, letsencrypt.org).