{"uid":"cap_UEY20xqDoa4UFXnLQbprV","slug":"sitecheck-web-intel-referrer-policy-audit-b0a6e45b","name":"SiteCheck Web Intel – Referrer-Policy Audit","description":"Reads a site's Referrer-Policy header and its <meta name=referrer> tag from the home page, works out the policy a browser would apply, and rates how much of the URL it sends to other sites (strict, moderate or leaky). One GET; links on other pages can set their own policy.","url":"https://api.webintel-api.workers.dev/api/security/referrer-policy-audit?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","required":["domain"],"properties":{"domain":{"type":"string","description":"Domain name such as github.com (required)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WaIECrHNbRfV4sShJFC81","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a domain's Referrer-Policy HTTP header and meta referrer tag, resolves the effective browser policy, and classifies how much URL information is leaked to third parties (strict, moderate, or leaky).","exampleAgentPrompt":"Can you audit the referrer policy for github.com and tell me whether it's leaking URLs to third-party sites — strict, moderate, or leaky?","exampleUseCases":[{"title":"Privacy audit for a SaaS product","prompt":"We're doing a privacy review — can you check what referrer policy stripe.com has in place and whether it's leaking any URL data to external services?"},{"title":"Security check before vendor onboarding","prompt":"Before we integrate with this vendor, can you audit the referrer-policy header on acmepayments.com and tell me if it's strict, moderate, or leaky?"},{"title":"Competitor privacy posture comparison","prompt":"I want to compare privacy hygiene — can you check the referrer policy on shopify.com and tell me how much URL info it sends to other sites?"}],"resultDescription":"Returns the raw Referrer-Policy HTTP header value, the content of any <meta name=referrer> tag found on the home page, the effective policy a browser would apply (resolving precedence between header and meta tag), and a human-readable leakage rating: strict, moderate, or leaky.","failureModes":["Domain not reachable or DNS failure — no header or tag data returned","Domain has no Referrer-Policy header or meta tag — defaults to browser fallback policy noted in response","Invalid domain format input — validation error returned","Timeout fetching the home page — partial or error response","Only the home page is audited; individual page links may have different policies"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call check on a domain's referrer privacy posture without setting up your own headless browser or header-inspection tooling. Ideal for security audits, vendor due diligence, compliance reviews, or privacy assessments where you need to know whether a site leaks URL paths and query strings to third-party domains. Not suitable for auditing referrer policies on subpages or links other than the home page.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T12:31:26.298Z","isFirstParty":false,"canonicalSlug":"sitecheck-web-intel-referrer-policy-audit-b0a6e45b"}