What is Cloudflare-AI-Search-External?
Cloudflare-AI-Search-External is a crawler operated by Cloudflare that retrieves website content for AI Search, its managed search and retrieval service. You can set up Agent Analytics to see when Cloudflare-AI-Search-External visits your website.
Overview
| Operated By | Cloudflare |
| Source | Official Website |
| Expected To Follow Robots.txt | Yes |
| Insights Last Updated | October 22, 2026 |
Do you operate this agent? Contact us to suggest an update.
Category
Expected Behavior
Cloudflare-AI-Search-External revisits your site on a flexible schedule, often requesting several pages in a burst. Activity usually increases when your content changes or its index refreshes, with quiet intervals between crawl passes.
How To Block Cloudflare-AI-Search-External With Robots.txt
Add this rule to your robots.txt file to block Cloudflare-AI-Search-External from accessing your website, or use Automatic Robots.txt to block all AI search crawlers at once. You can customize which pages are blocked by swapping out / for a different path.
User-agent: Cloudflare-AI-Search-External # https://knownagents.com/agents/cloudflare-ai-search-external
Disallow: /Insights for Cloudflare-AI-Search-External
As of October 22, 2026, this data reflects agent visits measured across thousands of websites using Agent Analytics, combined with daily scans of the top 1000 websites and their robots.txt files.
Robots.txt Blocked Percentage
Country of Origin
Robots.txt Blocking Trend
0% of top websites block Cloudflare-AI-Search-External in their robots.txts.
Frequently Asked Questions
Should I Block Cloudflare-AI-Search-External?
Usually not. Blocking Cloudflare-AI-Search-External keeps your pages out of its AI search results and can eliminate referral traffic from that channel. It does not improve traditional search rankings. Almost none of the top websites we track currently have robots.txt rules for Cloudflare-AI-Search-External.
Does Cloudflare-AI-Search-External Follow Robots.txt Rules?
Yes. Cloudflare-AI-Search-External is expected to follow robots.txt rules, so a disallow rule is the appropriate first step. Automatic Robots.txt can add and maintain that rule, while Agent Analytics lets you verify whether Cloudflare-AI-Search-External respects it.
Does Cloudflare-AI-Search-External Access Private Content?
No special access. Cloudflare-AI-Search-External can reach only content available to anonymous visitors. Make sure staging sites and other sensitive areas require authentication.
How Can I Tell if Cloudflare-AI-Search-External Is Visiting My Website?
Agent Analytics tracks visits from Cloudflare-AI-Search-External and every other known AI agent, crawler, and scraper, then authenticates each visit using Cloudflare-AI-Search-External's published verification method. You can also check your server logs for requests whose user-agent string contains "Cloudflare-AI-Search-External". Look for bursts that follow links across several pages and recur over time. A matching log entry alone is not proof because any bot can claim to be Cloudflare-AI-Search-External.
Why Is Cloudflare-AI-Search-External Visiting My Website?
Cloudflare-AI-Search-External is updating an AI search index so your pages can appear in its results. It may have discovered your site through links, a sitemap, or mentions of your domain.