What powers meta-qr.com?
Last seen Sep 2026 · 7 technologies across 6 categories
Analytics
Cloudflare Browser Insights
since Aug 2026
CDN
Cloudflare
since Aug 2026
Font scripts
Google Font API
since May 2026
JavaScript graphics
JavaScript libraries
math.js
since Sep 2026
Miscellaneous
HTTP/3
since Aug 2026
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 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 stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
Infrastructure
- Hosted on Cloudflare (104.21.55.219, IPv6)
- DNS: Cloudflare DNS
- Email: jellyfish.systems
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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