CitedBy

eu.citedby/citedbyVersion 1.0.0

Check a page, AI-crawler access, llms.txt and backlinks of a site. Free, read-only.

Status

Responds175 msNov 14, 2026, 14:30 UTCAnswered our handshake without sign-in.

Registry data may be out of date

We could not refresh it, so this page shows the last copy.

Last checked: Nov 14, 2026, 14:30 UTC
Latency: 175 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://citedby.eu/mcpResponds175 msNov 14, 2026, 14:30 UTC

No sign-in

Claude Code

claude mcp add --transport http citedby https://citedby.eu/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: citedby
Remote MCP server URL: https://citedby.eu/mcp

Cursor

{
  "mcpServers": {
    "citedby": {
      "url": "https://citedby.eu/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"citedby","type":"http","url":"https://citedby.eu/mcp"}'

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Tools

4 tools

Tools of CitedBy
	Description		Read-only	Idempotent	Open world
`backlinks`How many other domains link to a domain, and the strongest referrers, from the Common Crawl domain web graph. Covers domains with 100 or more referring domains under .eu, EU and UK country domains, plus the 5,000 most-linked sites; says plainly when a domain is not in the data.	How many other domains link to a domain, and the strongest referrers, from the Common Crawl domain web graph. Covers domains with 100 or more referring domains under .eu, EU and UK country domains, plus the 5,000 most-linked sites; says plainly when a domain is not in the data.	No	Yes	Yes	No
`check_ai_crawler_access`Read a site's robots.txt and test the server for GPTBot, OAI-SearchBot, ChatGPT-User, PerplexityBot, ClaudeBot, Google-Extended, Bingbot and Googlebot. Returns, per crawler, whether robots.txt allows it and whether the server answers it, so you can see who is blocked and by what.	Read a site's robots.txt and test the server for GPTBot, OAI-SearchBot, ChatGPT-User, PerplexityBot, ClaudeBot, Google-Extended, Bingbot and Googlebot. Returns, per crawler, whether robots.txt allows it and whether the server answers it, so you can see who is blocked and by what.	No	Yes	Yes	Yes
`check_llms_txt`Fetch /llms.txt of a site and report whether it exists, whether its links work, and whether /llms-full.txt exists. When there is none, the full report holds a draft built from the site's own pages.	Fetch /llms.txt of a site and report whether it exists, whether its links work, and whether /llms-full.txt exists. When there is none, the full report holds a draft built from the site's own pages.	No	Yes	Yes	Yes
`check_page`Fetch one public web page as CitedBot (robots.txt respected) and return what is wrong with it for AI answers and search: title, description, headings, structured data, canonical, language, links and more. Each finding has why it matters and the exact fix. Deterministic checks only; says so when the page cannot be fetched.	Fetch one public web page as CitedBot (robots.txt respected) and return what is wrong with it for AI answers and search: title, description, headings, structured data, canonical, language, links and more. Each finding has why it matters and the exact fix. Deterministic checks only; says so when the page cannot be fetched.	No	Yes	Yes	Yes

Details

Registry status: Active
Published: Oct 24, 2026
Updated: Oct 24, 2026
Website: https://citedby.eu/mcp-server⁠ (opens in a new tab)
Repository: https://github.com/resaleiq/citedby-mcp⁠ (opens in a new tab)
Categories (suggested): AI modelsSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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