What powers chessarchive.net?
Last seen Aug 2026 · 17 technologies across 12 categories
Advertising
Google AdSense
since Jul 2026
Analytics
Cloudflare Browser Insights
since Apr 2026
Google Analytics
since Apr 2026
Microsoft Clarity
since Apr 2026
Yandex.Metrika
since Jun 2026
CDN
Cloudflare
since Apr 2026
Cookie compliance
Funding Choices
since Jul 2026
Font scripts
Google Font API
since Apr 2026
Live chat
WhatsApp Business Chat
since Jun 2026
Miscellaneous
HTTP/3
since Apr 2026
Open Graph
since Apr 2026
Performance
Priority Hints
since Jul 2026
Security
UI frameworks
Bootstrap
since Apr 2026
Web frameworks
Microsoft ASP.NET
since Apr 2026
Widgets
Ko-fi
since Jul 2026
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 28 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
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.8 MB · 108 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Bootstrap Icons Aug 2026
- dropped jQuery Aug 2026
- dropped jsDelivr Aug 2026
- detected Funding Choices Jul 2026
- detected Google AdSense Jul 2026
- detected Ko-fi Jul 2026
- detected Priority Hints Jul 2026
- detected reCAPTCHA Jul 2026
- detected WhatsApp Business Chat Jun 2026
- detected Yandex.Metrika Jun 2026