{"uid":"cap_RMBB3fTB7Y4SRnb7DC1-8","slug":"does-site-use-cloudflare-aeb50773","name":"does-site-use-cloudflare","description":"Does a website use Cloudflare? Fetches the page (homepage for a bare domain) and matches Cloudflare's fingerprints in the HTML and response headers, returning yes/no with the evidence snippet and the category (CDN). Technographics for sales, competitor research and migration planning, one technology per call. $0.01 per check.","url":"https://site.intel.rallylive.ca/site/uses/cloudflare?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_vd5VbwNUtWmdzQCBkdLGH","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given website uses Cloudflare as its CDN by inspecting HTML and response headers for Cloudflare fingerprints, returning yes/no with evidence.","exampleAgentPrompt":"Can you check if stripe.com is using Cloudflare as its CDN? I need to know for a competitive infrastructure analysis.","exampleUseCases":[{"title":"Sales prospecting CDN qualification","prompt":"I'm building a list of B2B prospects that rely on Cloudflare — can you check whether acme-corp.com uses Cloudflare so I can target them with our migration offer?"},{"title":"Pre-migration infrastructure audit","prompt":"Before we start migrating shopify.com's traffic, can you confirm whether it's currently running behind Cloudflare and show me the evidence?"},{"title":"Competitor technology research","prompt":"I'm researching our top 5 competitors' tech stacks — can you check if notion.so uses Cloudflare for its CDN?"}],"resultDescription":"Returns a yes/no answer indicating whether the site uses Cloudflare, along with an evidence snippet (matching HTML or response header content that triggered the fingerprint) and the technology category (CDN).","failureModes":["Domain is unreachable or returns a non-200 response — check may fail or return inconclusive","Site uses obfuscation that hides Cloudflare fingerprints — may return false negative","Rate limiting or bot-blocking by the target site prevents page fetch","Invalid or malformed domain input causes request failure"],"whenToPreferThis":"Choose this endpoint when you need a fast, low-cost ($0.01) single-call check to determine if a specific site uses Cloudflare specifically. It is purpose-built for Cloudflare detection with evidence, making it more reliable than general tech-stack scanners for this one signal. Ideal for sales enrichment pipelines, migration planning, or competitive research where Cloudflare CDN presence is the specific data point needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:36:56.269Z","isFirstParty":false,"canonicalSlug":"does-site-use-cloudflare-aeb50773"}