SSL/TLS Certificate Lookup

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

gdweg.de

SSL/TLS Certificate

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SSL/TLS Certificate for gdweg.de

Valid

Issued by (CA): Let's Encrypt
Subject: web.gdw-mitte.de
Valid from: Jun 14, 2026
Valid until: Sep 12, 2026 (52 days remaining)
Public key: RSA 4096-bit
Serial: 0621FBA6FF03130A5CCCBE4677BC1CD06A96
SHA-256 fingerprint: 79:F5:01:09:2E:6F:6F:48:7C:DA:28:13:18:FC:2A:9F:0B:47:A2:67:97:02:F4:4E:3A:BE:17:56:EB:56:DA:06
Chain: YR1 → Root YR → ISRG Root X1

Subject Alternative Names (15)

gav-berlin.de, gavberlin.de, gdw-bb.de, gdw-mitte.de, gdw-nrw.de, gdweg.de, gdwmitte.de, web.gdw-mitte.de, www.gav-berlin.de, www.gavberlin.de, www.gdw-bb.de, www.gdw-mitte.de, www.gdw-nrw.de, www.gdweg.de, www.gdwmitte.de

Certificate Authority Authorization (CAA)

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