What powers kaaterskillbooks.com?

Last seen Apr 2026 · 12 technologies across 10 categories

Caching

Varnish
since Dec 2024

Ecommerce

Cart Functionality
since Jan 2023

Editors

DreamWeaver
since Jan 2023

JavaScript libraries

jQuery v3.5.1
since Jan 2023
jQuery Migrate v3.3.0
since Jan 2023
jQuery UI v1.10.4
since Jan 2023

Miscellaneous

Open Graph
since Jan 2023

Programming languages

PHP
since Jan 2023

RUM

New Relic
since Jan 2023

Security

HSTS
since Jan 2023

UI frameworks

Bootstrap
since Jan 2023

Web servers

Nginx
since Jan 2023

AI Crawlers

Restricts 3 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

  • ClaudeBot Restricted
  • GPTBot Restricted

Search and AI assistants

  • Amazonbot Restricted

The other 30 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

See who blocks each AI crawler across the web

AI Crawlers

3 of 33 AI crawlers restricted

Full breakdown

Open Page Rank

0.65 / 10 · ranked #20,806,842 of all domains

4 referring domains · OpenPageRank

Infrastructure

  • Hosted on Fastly (151.101.1.91)
  • DNS: rackspace.com
  • Email: no MX record returned
  • SSL: Let's Encrypt, RSA 2048, expires Nov 2026
  • Common Crawl link graph: rank 13,864,207

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

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