SSL/TLS Certificate Lookup

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

deininger.at

SSL/TLS Certificate

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SSL/TLS Certificate for deininger.at

Valid
Issued by (CA)
Let's Encrypt
Subject
deininger.at
Valid from
May 31, 2026
Valid until
Aug 29, 2026 (39 days remaining)
Public key
RSA 2048-bit
Serial
06ACAD768BD4BB04387461613C8BF3191F14
SHA-256 fingerprint
91:57:4B:B7:64:CA:69:7A:4D:38:C2:B3:CE:DE:72:71:C3:33:CD:35:1B:E8:F4:03:A8:9B:3A:85:EB:02:55:D3
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
deininger.at, www.deininger.at

Certificate Authority Authorization (CAA)

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