SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
optbase.net
SSL/TLS Certificate
SSL/TLS Certificate for optbase.net
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- optbase.net
- Valid from
- Jun 3, 2026
- Valid until
- Sep 1, 2026 (41 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 06B53A167FB235FDE5E8515F4B3B6457F74D
- SHA-256 fingerprint
- 7D:AF:63:D3:65:8C:ED:DF:BB:ED:BA:52:8E:EC:93:02:4C:1B:10:E3:6E:D8:0F:E0:AE:44:3F:1E:57:D0:AA:C1
- 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.
This certificate has been served since Jul 21, 2026.