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 rungsuphakij.co.th

Expired
Issued by (CA)
Let's Encrypt
Subject
server-103-13-29-243.da.direct
Valid from
May 15, 2024
Valid until
Aug 13, 2024 (expired 717 days ago)
Public key
EC 256-bit
Serial
04E6A24F30AA7B71F2797A0E833E2D7B47DE
SHA-256 fingerprint
5D:AD:24:4B:B6:1D:7A:B3:05:8F:18:24:BE:F2:02:01:7D:00:05:14:9D:5A:49:E5:42:1D:C6:70:A3:A1:66:C6
Chain
R3 → ISRG Root X1
Subject Alternative Names (1)
server-103-13-29-243.da.direct

Certificate Authority Authorization (CAA)

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

Never get surprised by rungsuphakij.co.th's certificate expiring

This is today's certificate. Turn on monitoring and we'll watch rungsuphakij.co.th 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.