{"uid":"cap_8iExtqUyVr1VXIUxggirL","slug":"is-dns-hosted-by-cloudflare-bulk-231579e3","name":"is-dns-hosted-by-cloudflare-bulk","description":"Bulk is dns hosted by cloudflare: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that hold a list. $0.10 per batch.","url":"https://dns.intel.rallylive.ca/bulk/dns/hosted-by/cloudflare?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_tBzP0THOUgcsg8TluB02M","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks up to 20 domains in a single call to determine whether each domain's DNS is hosted by Cloudflare, returning per-item results with error fields and a failure count.","exampleAgentPrompt":"Check all of these domains at once and tell me which ones have their DNS hosted by Cloudflare: example.com, foo.io, bar.co, acme.org — I need the result for each one and a count of any that failed.","exampleUseCases":[{"title":"Audit vendor domains for Cloudflare DNS","prompt":"I have a list of 15 vendor domains I need to onboard — can you check all of them at once and tell me which ones are using Cloudflare for DNS and which aren't?"},{"title":"Security screening of suspicious domains","prompt":"I've flagged these 20 domains as potentially malicious. Can you run them all through a Cloudflare DNS check in one shot and tell me for each one whether it's hosted on Cloudflare, plus highlight any that errored out?"},{"title":"Migration readiness check for domain portfolio","prompt":"We're migrating our DNS infrastructure and I need to know which of our 18 company domains are already on Cloudflare — can you batch check them all and give me a summary of the results?"}],"resultDescription":"An ordered array of results matching the input domain list, where each item contains a boolean indicating whether the domain's DNS is hosted by Cloudflare, a per-item error field if the lookup failed, and an overall failure count for the batch.","failureModes":["Individual domain lookup fails due to DNS resolution error — surfaced in per-item error field","More than 20 domains submitted — batch limit exceeded","Invalid domain format causes per-item failure","Cloudflare DoH upstream unavailable — results in errors across all items","Payment not provided or insufficient — 402 response, no results returned"],"whenToPreferThis":"Prefer this endpoint when you have a list of 2–20 domains and want to check Cloudflare DNS hosting status in a single API call rather than making individual requests. It is more cost-efficient and faster than serial single-domain checks when processing multiple domains. Use the single endpoint instead for one-off lookups or when you only have a single domain.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T18:40:18.681Z","isFirstParty":false,"canonicalSlug":"is-dns-hosted-by-cloudflare-bulk-231579e3"}