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 lanxess-onlineshop.com

Valid
Issued by (CA)
Let's Encrypt
Subject
lanxess-onlineshop.com
Valid from
Sep 22, 2026
Valid until
Dec 21, 2026 (63 days remaining)
Public key
RSA 2048-bit
Serial
06AD9E60EA2568F4E15137E74E6B451CDC55
SHA-256 fingerprint
5C:D5:EB:09:F5:2D:F0:9E:87:5A:6E:E0:4C:CF:BD:5B:F6:F5:1D:66:36:5F:7E:84:A1:DC:51:B5:33:BD:8E:20
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (4)
lanxess-onlineshop.com, lanxess-onlineshop.de, www.lanxess-onlineshop.com, www.lanxess-onlineshop.de

Certificate Authority Authorization (CAA)

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

Never get surprised by lanxess-onlineshop.com's certificate expiring

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

Certificate monitor showing the issuer, expiry date, chain status, fingerprint, covered names, and a history of a rotation and an expiry warning

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, CNAME, TXT 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.