What powers lessonplanner.org?

Last seen Aug 2026 · 15 technologies across 10 categories

Authentication

NextAuth.js
since Feb 2025

IaaS

Google Cloud
since Feb 2025

Issue trackers

Sentry
since Feb 2025

JavaScript frameworks

Next.js v15.5.18
since Feb 2025
Next.js App Router
since Apr 2026
React
since Feb 2025

Miscellaneous

Open Graph
since Feb 2025
Webpack
since Feb 2025

PaaS

Amazon Web Services
since Feb 2025

Performance

Google Cloud Trace
since Feb 2025
Priority Hints
since Apr 2026

Programming languages

Node.js
since Feb 2025

UI frameworks

Radix UI
since Apr 2026
Tailwind CSS
since Feb 2025

Webmail

Google Workspace
since Aug 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 Sep 2026.

  • robots.txt found
  • llms.txt not checked
  • ai.txt not checked

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 54% phone
  • 41% desktop
  • 5% tablet
  • Philippines

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

Open Page Rank

0.94 / 10 · ranked #13,922,146 of all domains

4 referring domains · OpenPageRank

Core Web Vitals

LCP2.7 s
INP300 ms
CLS0.15
TTFB900 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • CDN: Google
  • Weight: 1.8 MB · 59 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

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