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 oprin.dk
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- oprin.dk
- Valid from
- Jul 13, 2026
- Valid until
- Oct 11, 2026 (82 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05DE774194720C4DD2A05B5D1C451EDF69B2
- SHA-256 fingerprint
- B5:05:84:83:E8:AC:50:5E:78:42:E4:1F:0B:BB:EB:DC:B2:A2:6C:44:64:2B:80:F0:B0:C8:3D:C9:F6:02:5E:91
- Chain
- YR1 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.