What powers upchart.ai?

Last seen Aug 2026 · 18 technologies across 11 categories

Analytics

CDN

Amazon S3
since Jul 2026
Cloudflare
since Apr 2026

Email

Mailjet
since Apr 2026

JavaScript frameworks

Next.js v16.3.0
since Apr 2026
Next.js App Router
since Apr 2026
React
since Apr 2026

Miscellaneous

HTTP/3
since Jun 2026
Open Graph
since Apr 2026
PWA
since Apr 2026
Webpack
since Apr 2026

PaaS

Amazon Web Services
since Jul 2026

Payment processors

Stripe vdahlia
since Jun 2026

Performance

Priority Hints
since Apr 2026

Programming languages

Node.js
since Apr 2026

Security

HSTS
since Apr 2026

UI frameworks

Radix UI
since Apr 2026
Tailwind CSS
since Apr 2026

AI Crawlers

Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.

Training crawlers

  • Applebot-Extended Blocked
  • Bytespider Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • Google-Extended Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked

Search and AI assistants

  • Amazonbot Blocked

The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

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

Content Signals: search=yes ai-train=no declared in robots.txt

See who blocks each AI crawler across the web

AI Crawlers

8 of 33 AI crawlers blocked

Standards: Content Signals

Full breakdown

Audience

  • 55% phone
  • 44% desktop
  • United States

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

Open Page Rank

0.40 / 10 · ranked #36,395,655 of all domains

1 referring domains · OpenPageRank

Core Web Vitals

LCP2.7 s
INP250 ms
CLS0.05
TTFB1000 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 11.7 MB · 216 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Aug 2026.

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