SSL/TLS Certificate Lookup

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

staefeli.at

SSL/TLS Certificate

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SSL/TLS Certificate for staefeli.at

Expiring soon
Issued by (CA)
Let's Encrypt
Subject
www.staefeli.at
Valid from
May 4, 2026
Valid until
Aug 2, 2026 (12 days remaining)
Public key
RSA 4096-bit
Serial
05B593959A271BE0D2B6ED34854DAAA0AA1C
SHA-256 fingerprint
18:70:11:E1:D9:E2:3A:6D:B0:F8:E6:9A:35:D7:8E:74:95:B2:76:C3:DC:2A:21:2E:CF:7E:D3:49:07:AD:52:B6
Chain
R13 → ISRG Root X1
Subject Alternative Names (2)
staefeli.at, www.staefeli.at

Certificate Authority Authorization (CAA)

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