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 putni.se
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- putni.se
- Valid from
- Jul 4, 2026
- Valid until
- Oct 2, 2026 (72 days remaining)
- Public key
- EC 384-bit
- Serial
- 05582969B357931BD5C24EB3B32AB85B5E0D
- SHA-256 fingerprint
- FC:B0:75:D7:1B:9F:34:5D:22:18:11:68:27:7A:49:DC:08:8D:4E:33:09:C8:87:7E:BA:23:F8:F9:1E:61:D1:23
- Chain
- YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.