SSL/TLS Certificate Lookup

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

kildeskolen.dk

SSL/TLS Certificate

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SSL/TLS Certificate for kildeskolen.dk

Valid
Issued by (CA)
Let's Encrypt
Subject
www.kildeskolen.dk
Valid from
Jul 18, 2026
Valid until
Oct 16, 2026 (86 days remaining)
Public key
RSA 2048-bit
Serial
054271C1C0579AF0C6B30E81A4EB1BFA8C1E
SHA-256 fingerprint
78:21:A8:90:D9:14:89:17:0C:8E:3B:F2:D4:53:14:E9:C8:ED:DB:B3:0A:CC:D7:9F:73:99:94:34:4F:8F:DF:7C
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
kildeskolen.dk, www.kildeskolen.dk

Certificate Authority Authorization (CAA)

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