What powers ktl.re.kr?
Last seen Aug 2026 · 18 technologies across 11 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming Languages
Security
UI frameworks
Video players
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Aug 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 74% desktop
- 26% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #297,018 of all domains
109 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 11.1 MB · 60 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Korea Testing Laboratory
- Founded: 1966
- Country: South Korea
From Wikidata (CC0).
Infrastructure
- Hosted on NHN-AS-KR NHNCLOUD (101.79.85.103)
- DNS:
- Email: gov-dooray.com
- Email security: no SPF record, no DMARC record
- SSL: DigiCert, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 78,992, 10 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ktl.re.kr | 10 |
| www.ktl.re.kr | 10 |
| edu.ktl.re.kr | 9 |
| ptp.ktl.re.kr | 9 |
| customer.ktl.re.kr | 8 |
| smarthc.ktl.re.kr | 6 |
| cic.ktl.re.kr | 2 |
| mail.ktl.re.kr | 2 |
Full technology history →
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Recent changes
- dropped Google Analytics Jun 2026
- dropped cdnjs Nov 2025
- dropped Cloudflare Nov 2025
- dropped jQuery CDN Nov 2025
- dropped jQuery Migrate Nov 2025
- dropped jsDelivr Nov 2025
- dropped Unpkg Nov 2025