What powers gcerti.com?
Last seen Jul 2026 · 19 technologies across 12 categories
Analytics
Naver Analytics
since Feb 2026
CDN
Editors
DreamWeaver
since Feb 2026
Font scripts
Google Font API
since Feb 2026
JavaScript libraries
Maps
ClustrMaps Widget
since Feb 2026
Miscellaneous
Open Graph
since Feb 2026
Operating systems
UNIX
since Dec 2022
Programming languages
Security
HSTS
since Dec 2022
Web server extensions
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 Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.76 / 10 · ranked #17,374,179 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.