What powers helgilibrary.com?

Last seen Aug 2026 · 21 technologies across 11 categories

Analytics

Google Analytics
since Jan 2019
PostHog
since May 2026

CDN

Cloudflare
since Jan 2026
Unpkg
since Feb 2026

Development

Turbopack
since Aug 2026

Ecommerce

Cart Functionality
since Aug 2020

JavaScript frameworks

Next.js v16.2.9
since Aug 2026
Next.js App Router
since Aug 2026
React
since Aug 2026
Vue.js v3.5.39
since Feb 2026

JavaScript libraries

jQuery v1.11.3
since Jan 2019
Selectize
since Nov 2022

Miscellaneous

HTTP/3
since Jan 2026
Open Graph
since Sep 2022
Webpack
since Aug 2026

Performance

Priority Hints
since Aug 2026

Programming languages

Node.js
since Aug 2026
PHP
since Sep 2021

UI frameworks

Tailwind CSS
since Feb 2026

Web frameworks

CodeIgniter
since Sep 2021

AI Crawlers

Blocks 11 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

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

Search and AI assistants

  • Amazonbot Blocked
  • PetalBot Blocked

The other 22 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

  • Aug 2026 diffbot added to robots.txt
  • Aug 2026 imagesiftbot added to robots.txt
  • Aug 2026 petalbot added to robots.txt

See who blocks each AI crawler across the web

AI Crawlers

11 of 33 AI crawlers blocked

Standards: Content Signals

Full breakdown

Audience

  • 54% phone
  • 47% desktop
  • India
  • United States
  • Indonesia
  • Philippines
  • Pakistan
  • Sri Lanka

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

Open Page Rank

4.44 / 10 · ranked #411,313 of all domains

184 referring domains · OpenPageRank

Core Web Vitals

LCP1.7 s
INP75 ms
CLS0.1
TTFB1100 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 1.1 MB · 34 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • Helgi Library

From the homepage's own structured data (Sep 2026).

Infrastructure

  • Hosted on Cloudflare (104.21.69.220)
  • DNS: Cloudflare DNS
  • Email: websupport.cz
  • Email security: SPF (neutral), DMARC monitor only
  • SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
  • Common Crawl link graph: rank 553,286, 4 hosts
  • Verified with: Google

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

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