SSL/TLS Certificate Lookup

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

basis1.de

SSL/TLS Certificate

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SSL/TLS Certificate for basis1.de

Valid
Issued by (CA)
Let's Encrypt
Subject
adobe-schulversionen.de
Valid from
Jun 24, 2026
Valid until
Sep 22, 2026 (64 days remaining)
Public key
RSA 2048-bit
Serial
059C36E6CEDE9D69B87BCE5DA3CC662398F7
SHA-256 fingerprint
67:8F:5F:B5:23:86:98:F2:50:32:DF:F0:23:D4:57:19:8B:A8:B7:07:42:A7:96:A2:E8:93:81:8B:1B:6F:6E:0A
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (17)
adb-software.de, adobe-schulversionen.de, basis-eins.de, basis1.de, basis1.eu, basiseins.de, test.adb-software.com, websitex5.de, wiki.adb-software.com, www.adb-software.de, www.adobe-schulversionen.de, www.basis-eins.de, www.basis1.de, www.basis1.eu, www.basiseins.de, www.software4academics.de, www.websitex5.de

Certificate Authority Authorization (CAA)

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