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 gpcsd28.ab.ca

Valid
Issued by (CA)
Let's Encrypt
Subject
gpcsd28.ab.ca
Valid from
Jul 15, 2026
Valid until
Oct 13, 2026 (84 days remaining)
Public key
EC 256-bit
Serial
053E82ACB5F85FA6CFBC653B2F036867E526
SHA-256 fingerprint
E5:77:8B:62:61:1C:80:0B:0B:CB:3A:EF:47:1F:49:B3:9C:23:BB:4E:AB:0C:EB:57:FF:05:F3:77:28:12:19:3F
Chain
YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (1)
gpcsd28.ab.ca

Certificate Authority Authorization (CAA)

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