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 gempsa.mx

Valid
Issued by (CA)
Let's Encrypt
Subject
gempsa.mx
Valid from
Jul 4, 2026
Valid until
Oct 2, 2026 (73 days remaining)
Public key
RSA 2048-bit
Serial
056D3245CB502E33274D4CCC2B56E4DCB097
SHA-256 fingerprint
A3:8A:A0:2B:FB:1E:58:E1:2B:A4:4E:81:66:A3:08:1D:CB:AD:BA:88:84:97:E8:DE:74:B5:7C:F5:5C:AC:B9:CE
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
*.gempsa.mx, gempsa.mx

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.