--- title: "CCBot Simulator - Test Common Crawl Crawler | Free Tool" description: "Simulate how Common Crawl's CCBot crawls your website. Test visibility in the open web archive used by AI companies." lang: en json-ld: --- [![Encited logo](/brand/logo.svg)](/) - Features - Resources [Pricing](/pricing)Login[Contact Sales](/contact-sales)Get started free Get started free [All Crawler Simulators](/free-tools/crawler-simulator) ![CCBot](/crawler-logos/common-crawl.png) CRAWLER SIMULATOR # CCBot Crawler Simulator Test how Common Crawl's CCBot sees your website. Understand visibility in the open web archive powering many AI systems. SIMULATE ## Test your site with CCBot Enter your URL to see how CCBot views your site. ![commoncrawl](/crawler-logos/common-crawl.png)CCBot (default) Simulate CCBot (default) OVERVIEW ## What is CCBot? CCBot is the web crawler for Common Crawl, a nonprofit that maintains a free, open archive of web crawl data. Many AI companies, researchers, and organizations use Common Crawl data for training AI models, research, and analysis. Major AI models including GPT and Claude have used Common Crawl data. WHY ALLOW IT ## Why allow CCBot? Be included in the open web archive Contribute to AI training datasets used industry-wide Support academic and research use of web data Be part of historical web documentation ROBOTS.TXT ## CCBot robots.txt configuration Control how CCBot accesses your website using robots.txt directives. Add these rules to your robots.txt file at the root of your domain. ### Allow CCBot \# Allow Common Crawl User-agent: CCBot Allow: / ### Block CCBot \# Block Common Crawl User-agent: CCBot Disallow: / **User-Agent String:** `CCBot/2.0 (+https://commoncrawl.org/faq/)` ## CCBot FAQ ### What is Common Crawl? ### How is Common Crawl data used? ### Should I block CCBot? ### Does blocking CCBot prevent AI training on my content? ### Is Common Crawl crawling aggressive? ## Related Crawler Simulators [ ![ChatGPT Fetch](/crawler-logos/chatgpt.svg) ChatGPT Fetch Simulator ](/free-tools/crawler-simulator/chatgpt-crawler-simulator)[ ![Anthropic](/crawler-logos/claude.svg) Anthropic Simulator ](/free-tools/crawler-simulator/claudebot-simulator)[ ![AI2Bot](/crawler-logos/ai2.png) AI2Bot Simulator ](/free-tools/crawler-simulator/ai2bot-simulator)[ ![CohereAI](/crawler-logos/cohere.svg) CohereAI Simulator ](/free-tools/crawler-simulator/coherebot-simulator) ## More Free SEO Tools Continue auditing your site with these companion tools. [ SEO & AEO Audit Full technical SEO and AI visibility audit ](/free-tools/seo-audit)[ Robots.txt Analyzer Check which crawlers are allowed or blocked ](/free-tools/robots-txt-analyzer)[ OG Image Previewer Preview social media link cards ](/free-tools/og-image-previewer)[ Meta Tag Audit Audit meta tags and generate a fix prompt ](/free-tools/meta-tag-audit)[ AI Crawl Checker See which AI engines can crawl, reach, and read your site ](/free-tools/ai-crawl-checker) ## Related Guides Dive deeper with these step-by-step guides and tutorials. [Get Indexed by ChatGPT, Perplexity & AI Search ](/blog/how-to-get-pages-indexed-by-openai-chatgpt)[Is Lovable SEO Friendly? A Practical Guide ](/blog/is-lovable-seo-friendly)[What Is Pre-rendering for SPAs? ](/docs/guides/what-is-prerendering-for-spas)[DIY Lovable SEO Tips (No Code Required) ](/blog/diy-lovable-seo-tips) GET STARTED ## Make your site crawlable JavaScript sites often have indexing issues. Encited pre-renders your SPA into crawler-friendly HTML so CCBot and other bots can read your content. 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