What powers ai4ielts.com?
Last seen Aug 2026 · 15 technologies across 10 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
UI frameworks
AI Crawlers
Blocks 3 of 33 AI crawlers we track by name in its robots.txt, restricts 4 more. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
- ImagesiftBot Blocked
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
Search and AI assistants
- PetalBot Blocked
- PerplexityBot Restricted
The other 26 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Aug 2026 bytespider added to robots.txt
- Aug 2026 imagesiftbot added to robots.txt
- Aug 2026 petalbot added to robots.txt
AI Crawlers
3 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 85% desktop
- 13% phone
- 2% tablet
Vietnam
India
Algeria
Nepal
Hong Kong SAR China
Uzbekistan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.10 / 10 · ranked #95,060,326 of all domains
0 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
6 keywords in Google's top 30
Core Web Vitals
| LCP | 3.9 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- CDN: Cloudflare
- Weight: 1.1 MB · 175 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Cloudflare Rocket Loader Aug 2026
- detected HSTS Jul 2026
- dropped Google Font API Jun 2026
- dropped core-js Jan 2026
- dropped cdnjs Nov 2025
- detected core-js Nov 2025
- dropped Microsoft Clarity Nov 2025
- detected Cloudflare Rocket Loader Oct 2025
- dropped GoDaddy Oct 2025
- dropped Nginx Oct 2025
- detected Priority Hints Oct 2025