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 lunos.si
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- *.lunos.si
- Valid from
- Jun 20, 2026
- Valid until
- Sep 18, 2026 (59 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05221A07B75189E61B68DBEFAFBDEE43BE4B
- SHA-256 fingerprint
- 23:8C:0B:05:86:62:0C:72:C3:2A:22:86:88:52:00:98:D8:81:96:2F:0C:2E:AC:76:E4:2A:A3:B7:D5:5C:06:B3
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.