SSL/TLS Certificate Lookup

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

tek-sar.com

SSL/TLS Certificate

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SSL/TLS Certificate for tek-sar.com

Valid
Issued by (CA)
Let's Encrypt
Subject
mail.tek-sar.com
Valid from
Jun 17, 2026
Valid until
Sep 15, 2026 (56 days remaining)
Public key
EC 384-bit
Serial
05CB5CF1D4B726BDAC380998CE8D6551B002
SHA-256 fingerprint
DE:15:A3:51:12:F1:E3:2D:C0:60:6E:1B:88:DB:F2:A5:C5:76:12:25:AD:70:D7:EA:D4:D3:B2:C5:62:9B:C3:10
Chain
YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (5)
mail.tek-sar.com, pop.tek-sar.com, smtp.tek-sar.com, tek-sar.com, www.tek-sar.com

Certificate Authority Authorization (CAA)

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