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 gene-abc.ch

Valid
Issued by (CA)
Let's Encrypt
Subject
simplyscience.ch
Valid from
May 26, 2026
Valid until
Aug 24, 2026 (34 days remaining)
Public key
RSA 4096-bit
Serial
056F3C2B2C8EBC4FA1829881197084241CF8
SHA-256 fingerprint
9A:7C:4B:7B:D8:A0:AD:08:74:EA:6C:43:C7:29:2F:0D:99:16:A8:5E:D3:A2:C1:C9:39:8B:0C:1C:8B:A0:A7:C0
Chain
R13 → ISRG Root X1
Subject Alternative Names (46)
gene-abc.ch, geneabc.ch, mail.simplyscience-stiftung.ch, mail.simplysciencestiftung.ch, simple-science.ch, simply-science.at, simply-science.be, simply-science.ch, simply-science.de, simply-science.fr, simply-science.it, simply-science.li, simply-science.org, simply-sciences.ch, simplycooking.ch, simplyscience-stiftung.ch, simplyscience.at, simplyscience.be, simplyscience.ch, simplyscience.de, simplyscience.fr, simplyscience.li, simplysciences.ch, simplysciencestiftung.ch, www.gene-abc.ch, www.geneabc.ch, www.simple-science.ch, www.simply-science.at, www.simply-science.be, www.simply-science.ch, www.simply-science.de, www.simply-science.fr, www.simply-science.it, www.simply-science.org, www.simply-sciences.ch, www.simplycooking.ch, www.simplyscience-stiftung.ch, www.simplyscience.at, www.simplyscience.be, www.simplyscience.ch, www.simplyscience.de, www.simplyscience.fr, www.simplyscience.li, www.simplysciences.ch, www.simplysciencestiftung.ch, www2.simple-science.ch

Certificate Authority Authorization (CAA)

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