{"uid":"cap_EDYb6arrWz8dXrbb-Z5Ny","slug":"is-dns-hosted-by-cloudns-e1623cb4","name":"is-dns-hosted-by-cloudns","description":"Is the domain's DNS hosted by cloudns? Looks up the NS records (Cloudflare DoH) and matches them against cloudns's nameserver patterns, returning yes/no, the nameservers and which ones matched. Vendor detection for sales, migration and security work. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/hosted-by/cloudns?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_Kh0g7D2L7YPtcKX_cyVxQ","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 domain's DNS is hosted by ClouDNS by looking up its NS records via Cloudflare DoH and matching them against ClouDNS nameserver patterns","exampleAgentPrompt":"Check if the domain acmecorp.com has its DNS hosted by ClouDNS — I need to know yes or no, which nameservers it has, and which ones match the ClouDNS pattern.","exampleUseCases":[{"title":"Sales prospecting by DNS vendor","prompt":"I want to reach out to companies that use ClouDNS for their DNS — can you check whether acmecorp.com and rivals.io are hosted on ClouDNS so I can prioritize my outreach list?"},{"title":"Pre-migration DNS vendor audit","prompt":"Before we migrate the domain shopfront.net off ClouDNS, can you confirm it's still actually hosted there and show me which nameservers are matching?"},{"title":"Security vendor fingerprinting","prompt":"I'm doing a security review and need to know if targetsite.org uses ClouDNS for DNS hosting — look up its NS records and tell me if any match the ClouDNS pattern."}],"resultDescription":"Returns a boolean yes/no indicating whether the domain's DNS is hosted by ClouDNS, the full list of NS records found via Cloudflare DoH, and a subset list of the nameservers that matched ClouDNS nameserver patterns.","failureModes":["Domain does not exist — NS lookup returns empty or NXDOMAIN","Cloudflare DoH unavailable — DNS resolution fails","Domain has no NS records — inconclusive result","Ambiguous nameserver patterns — partial matches may be misclassified","Network timeout from Cloudflare DoH upstream"],"whenToPreferThis":"Use this endpoint when you need to specifically detect whether a domain is using ClouDNS as its DNS provider. It is purpose-built for ClouDNS vendor detection (vs generic NS lookup endpoints) and returns structured match results indicating exactly which nameservers matched ClouDNS patterns. Prefer this over general DNS lookup tools when doing vendor-targeted sales prospecting, DNS migration verification, or security-focused infrastructure fingerprinting against ClouDNS specifically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:59:26.281Z","isFirstParty":false,"canonicalSlug":"is-dns-hosted-by-cloudns-e1623cb4"}