SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

undernet.ca

SSL/TLS Certificate

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SSL/TLS Certificate for undernet.ca

Untrusted chain
Issued by (CA)
Let's Encrypt
Subject
snappymail.technikxpert.com
Valid from
Jul 6, 2026
Valid until
Oct 4, 2026 (75 days remaining)
Public key
RSA 2048-bit
Serial
05FF5C8ACAF74A123D820699742AFF29F106
SHA-256 fingerprint
B0:A6:7A:D8:1B:53:DE:5A:30:85:B6:75:38:FC:A2:6C:FC:FC:58:29:1F:5D:EC:38:9A:AD:84:F3:CF:C4:C5:21
Chain
—
Subject Alternative Names (1)
snappymail.technikxpert.com

Certificate Authority Authorization (CAA)

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