SSL/TLS Certificate Lookup

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

teksem.net

SSL/TLS Certificate

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SSL/TLS Certificate for teksem.net

Valid
Issued by (CA)
Let's Encrypt
Subject
teksem.net
Valid from
Jul 14, 2026
Valid until
Oct 12, 2026 (82 days remaining)
Public key
RSA 4096-bit
Serial
0542FE9857220BC9C7E1722E953BDCD2818A
SHA-256 fingerprint
EC:CE:B0:B1:74:18:8A:0D:EF:7E:24:9B:B4:F0:2E:59:A4:50:BF:40:DE:8F:C8:0D:A4:FA:1B:2F:92:C0:DD:22
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
teksem.net, www.teksem.net

Certificate Authority Authorization (CAA)

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