What powers sudoku.academy?
Last seen Aug 2026 · 17 technologies across 10 categories
Advertising
Google AdSense
since Jan 2023
Analytics
Cookie compliance
Funding Choices
since Feb 2024
Databases
Firebase
since Sep 2022
Font scripts
Google Font API
since Oct 2022
JavaScript frameworks
Miscellaneous
PaaS
OVHcloud
since Aug 2022
Security
UI frameworks
Tailwind CSS
since Apr 2022
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
- 78% phone
- 17% desktop
- 5% tablet
Russia
Italy
Türkiye
India
Germany
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.50 / 10 · ranked #6,536,091 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 175 ms |
| CLS | 0.1 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.9 MB · 178 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 Google Tag Manager Aug 2026
- detected Umami Aug 2026
- detected Google Tag Manager Mar 2026
- dropped Google Tag Manager Jan 2026
- detected Google Tag Manager Nov 2025
- dropped Google Tag Manager Oct 2025