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 mex.net
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- *.mex.net
- Valid from
- Jun 29, 2026
- Valid until
- Sep 27, 2026 (68 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05CBAAE4197B3E8C7CC44FDFDCF210B0AD67
- SHA-256 fingerprint
- 92:F7:79:C0:78:90:7B:5C:3C:6A:3C:E8:4A:75:D4:DB:68:34:B7:B3:31:96:A7:7F:74:E9:0C:11:B6:58:BC:7B
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
The serving CA (Let's Encrypt) is authorized by this domain's CAA records (comodoca.com, letsencrypt.org).