What powers grade4maths.com?

Last seen Jun 2026 · 17 technologies across 10 categories

Analytics

Facebook Pixel
since Oct 2025
Google Analytics
since Oct 2025

CDN

Cloudflare
since Oct 2025

Editors

CodeMirror v5.65.13
since Oct 2025

Email

Mailgun
since Oct 2025

JavaScript graphics

MathJax
since Oct 2025

JavaScript libraries

core-js v3.32.2
since Oct 2025
FancyBox v2.1.4
since Oct 2025
jQuery v3.7.0
since Oct 2025
jQuery Migrate v1.4.1
since Oct 2025
jQuery UI v1.13.2
since Oct 2025
Lodash v4.17.21
since Oct 2025
Moment.js v2.29.4
since Oct 2025

LMS

LearnWorlds
since Oct 2025

Miscellaneous

Open Graph
since Oct 2025

Payment processors

Stripe v3
since Oct 2025

Security

reCAPTCHA
since Oct 2025

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • United Kingdom

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

0.10 / 10 · ranked #111,310,512 of all domains

0 referring domains · OpenPageRank

Core Web Vitals

LCP2.3 s
INP75 ms
CLS0.45
TTFB300 ms

Real user p75, Chrome UX Report, Aug 2026.

Full technology history →
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Recent changes

  • dropped HSTS Jun 2026

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