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 lpp-lachaux.com

Valid
Issued by (CA)
Let's Encrypt
Subject
ensemble-scolaire-saint-joseph.fr
Valid from
Aug 12, 2026
Valid until
Nov 10, 2026 (64 days remaining)
Public key
RSA 2048-bit
Serial
053F4042F373169DC57C0483163B0266D8FE
SHA-256 fingerprint
ED:B3:16:B1:F8:2A:E4:D7:8F:C9:33:37:C1:2E:BD:4F:15:4C:F6:08:2D:C8:DE:3F:D6:3C:D9:D5:88:33:A9:96
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (4)
ensemble-scolaire-saint-joseph.fr, lpp-lachaux.com, www.ensemble-scolaire-saint-joseph.fr, www.lpp-lachaux.com

Certificate Authority Authorization (CAA)

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

Never get surprised by lpp-lachaux.com's certificate expiring

This is today's certificate. Turn on monitoring and we'll watch lpp-lachaux.com continuously, notifying you the moment anything moves across all three signals:

Uptime

We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.

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.

Monitor this certificate free

Free for your first domain: uptime, DNS, and certificate together. No credit card.