What powers metadev.kr?
Last seen Sep 2026 · 23 technologies across 15 categories
Advertising
Google AdSense
since Sep 2022
LiveIntent
since Sep 2025
Taboola
since Oct 2025
Twitter Ads
since Sep 2022
Affiliate programs
Sovrn//Commerce
since Sep 2022
Analytics
Cloudflare Browser Insights
since Dec 2025
Google Analytics
since Sep 2022
Authentication
Facebook Login
since Sep 2022
CDN
Cloudflare
since Sep 2025
Comment systems
Disqus
since Sep 2022
JavaScript frameworks
React
since Sep 2022
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Sep 2026
Security
Segmentation
Adobe Audience Manager
since Sep 2022
Tag managers
Google Tag Manager
since Sep 2022
UI frameworks
Widgets
Twitter
since Sep 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 2 s |
| INP | 150 ms |
| CLS | 0.5 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- CDN: Cloudflare
- Weight: 7.1 MB · 259 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.18.45)
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Nginx Jan 2026
- dropped Ubuntu Jan 2026
- detected Cloudflare Dec 2025
- detected Cloudflare Browser Insights Dec 2025
- detected HTTP/3 Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped Google Workspace Nov 2025