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 ekomers.pl

Valid
Issued by (CA)
Let's Encrypt
Subject
ekomers.pl
Valid from
Oct 5, 2026
Valid until
Jan 3, 2027 (83 days remaining)
Public key
RSA 2048-bit
Serial
06A8232C5CD493B7A79343CB3838E8820B8D
SHA-256 fingerprint
64:A9:4D:85:20:8F:14:0F:C6:53:CF:3D:0E:CE:53:B5:7E:CB:27:68:C2:E2:BE:61:7A:4F:FB:42:25:0F:ED:DA
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
ekomers.pl, www.ekomers.pl

Certificate Authority Authorization (CAA)

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

We've observed 1 previous certificate for this host. This certificate has been served since Oct 6, 2026.

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Uptime

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DNS changes

We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.

TLS certificate

We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.

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