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 dm-light.com

Valid
Issued by (CA)
Let's Encrypt
Subject
dm-light.com
Valid from
Sep 13, 2026
Valid until
Dec 12, 2026 (75 days remaining)
Public key
RSA 2048-bit
Serial
05F8AC0E9E9975D81FF30353190C55B74784
SHA-256 fingerprint
99:B5:4D:F8:73:91:08:A7:F3:F5:8D:21:8D:D0:FD:B0:36:8D:EA:97:82:20:DB:9E:C3:91:68:31:F9:F6:93:C9
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (3)
dm-light.com, m.dm-light.com, www.dm-light.com

Certificate Authority Authorization (CAA)

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

This certificate has been served since Sep 27, 2026.

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This is today's certificate. Turn on monitoring and we'll watch dm-light.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.

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