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 ostsee-netz.com

Valid
Issued by (CA)
Let's Encrypt
Subject
ostsee-netz.com
Valid from
Jun 6, 2026
Valid until
Sep 4, 2026 (45 days remaining)
Public key
EC 256-bit
Serial
06781E50436CB7A4AAF2DE7CD81845B8D4A4
SHA-256 fingerprint
11:9B:EE:CB:49:B3:B8:1C:66:8A:AF:F0:1E:C1:42:D5:12:CE:A9:20:07:10:95:35:9B:69:EC:EB:11:67:1D:F6
Chain
YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (2)
ostsee-netz.com, www.ostsee-netz.com

Certificate Authority Authorization (CAA)

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