What powers grammarjoy.app?
Last seen Sep 2026 · 33 technologies across 14 categories
Analytics
Google Analytics
since Aug 2026
CMS
Databases
MySQL
since Aug 2026
Ecommerce
Font scripts
Google Font API
since Aug 2026
Twitter Emoji (Twemoji)
since Aug 2026
JavaScript frameworks
JavaScript libraries
Live chat
Channel.io
since Aug 2026
Miscellaneous
Operating systems
Ubuntu
since Aug 2026
Performance
Priority Hints
since Aug 2026
Programming languages
PHP
since Aug 2026
Web servers
WordPress plugins
Essential Addons for Elementor
since Aug 2026
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
AI Crawlers
No AI crawlers blocked
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 4.5 s |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean (South Korea)
- Weight: 12.6 MB · 211 requests
- WordPress theme: edublink (child: edublink-child) · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.