SSL/TLS Certificate Lookup

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

a-practic.ru

SSL/TLS Certificate

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SSL/TLS Certificate for a-practic.ru

Hostname mismatch
Issued by (CA)
Let's Encrypt
Subject
kontur165.ru
Valid from
Jun 13, 2026
Valid until
Sep 11, 2026 (53 days remaining)
Public key
RSA 2048-bit
Serial
05BC40941B836C66623A5725BC01AAC296F4
SHA-256 fingerprint
53:BF:71:AD:1D:9B:1F:77:60:85:CB:5D:A3:0E:82:40:E2:A1:F0:C6:ED:27:64:0B:68:41:C0:5B:C8:1F:0E:A0
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
kontur165.ru, www.kontur165.ru

Certificate Authority Authorization (CAA)

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