What powers 90english.com?
Last seen Jun 2026 · 22 technologies across 16 categories
Advertising
Google Ads
since Mar 2023
Twitter Ads
since Sep 2025
Affiliate programs
A8.net
since Jan 2025
Analytics
Google Ads Conversion Tracking
since Mar 2023
Google Analytics
since Dec 2022
Matomo Analytics
since Apr 2025
Microsoft Clarity
since Mar 2023
CDN
Cloudflare
since Mar 2025
Databases
Firebase
since Dec 2022
Font scripts
Google Font API
since Dec 2022
IaaS
Google Cloud
since Dec 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
Page builders
STUDIO
since Dec 2022
Performance
Priority Hints
since Feb 2026
Programming languages
Node.js
since Dec 2022
Security
Cloudflare Bot Management
since Mar 2025
Tag managers
Google Tag Manager
since Dec 2022
Video players
YouTube
since Apr 2026
Audience
- 59% desktop
- 41% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.46 / 10 · ranked #2,563,797 of all domains
30 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.1 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 173.3 MB · 194 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected YouTube Apr 2026
- dropped Channel.io Feb 2026
- detected Priority Hints Feb 2026
- dropped React Feb 2026
- dropped styled-components Feb 2026
- dropped lit-element Jan 2026
- dropped lit-html Jan 2026
- dropped Cloudflare Dec 2025
- dropped Cloudflare Bot Management Dec 2025
- detected Cloudflare Sep 2025
- detected Cloudflare Bot Management Sep 2025
- detected Twitter Ads Sep 2025