What powers c7.io?

Last seen Aug 2026 · 9 technologies across 7 categories

Analytics

CDN

Cloudflare
since Aug 2023

Email

Mailgun
since Mar 2024

JavaScript libraries

core-js v3.49.0
since Aug 2023

Message boards

Mastodon
since Aug 2023

Miscellaneous

HTTP/3
since Aug 2023
Open Graph
since Aug 2023
PWA
since Aug 2023

Security

HSTS
since Aug 2023

AI Crawlers

Blocks 8 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
  • 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

Open Page Rank

3.44 / 10 · ranked #958,686 of all domains

42 referring domains · OpenPageRank

Page

  • Language: Chinese (China)
  • CDN: Cloudflare
  • Weight: 3.7 MB · 197 requests
  • Structured data: OpenGraph

Homepage as crawled by the HTTP Archive, Aug 2026.

Subdomains

HostTechs
c7.io 7
write.c7.io 4

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