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 fas.jp
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- fas.jp
- Valid from
- Jun 28, 2026
- Valid until
- Sep 26, 2026 (66 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05FBCFF8B86E7ED87E9ED247D8CC5FFEFD27
- SHA-256 fingerprint
- 2A:62:80:0B:13:18:F2:8E:EA:7F:DD:8C:56:F2:12:5D:58:AA:78:97:58:A4:A2:F6:5D:2F:5F:14:FF:7A:A6:11
- 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.