SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

xn----b08el0ia150afuj57evrlipa90if57cxng.kr

SSL/TLS Certificate

SSL/TLS Certificate for xn----b08el0ia150afuj57evrlipa90if57cxng.kr

Valid
Issued by (CA)
ZeroSSL GmbH
Subject
xn----b08el0ia150afuj57evrlipa90if57cxng.kr
Valid from
May 20, 2026
Valid until
Aug 18, 2026 (23 days remaining)
Public key
EC 256-bit
Serial
0B81C9E995235959ADBE60F7EB84FF78
SHA-256 fingerprint
A6:9A:9D:F2:21:C0:C1:75:6D:C0:45:41:3B:FD:9D:6A:F1:4D:44:17:B6:E6:8D:D2:48:7E:EB:4A:3F:31:C8:DE
Chain
ZeroSSL ECC DV SSL CA 2 → Sectigo Public Server Authentication Root E46 → USERTrust ECC Certification Authority
Subject Alternative Names (1)
xn----b08el0ia150afuj57evrlipa90if57cxng.kr

Certificate Authority Authorization (CAA)

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

Never get surprised by xn----b08el0ia150afuj57evrlipa90if57cxng.kr's certificate expiring

This is today's certificate. Turn on monitoring and we'll watch xn----b08el0ia150afuj57evrlipa90if57cxng.kr 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.