{"uid":"cap_IXg-nJP3uDhQ1C5VIn3YK","slug":"is-email-hosted-by-cloudflare-email-routing-8f30a282","name":"Is Email Hosted by Cloudflare Email Routing","description":"Is the domain's email hosted by cloudflare email routing? Looks up the MX records (Cloudflare DoH) and matches them against cloudflare-email-routing's mail-exchanger patterns, returning yes/no, the MX hosts and which matched. Provider detection for deliverability, sales and migration work. $0.01 per lookup.","url":"https://email.intel.rallylive.ca/email/hosted-by/cloudflare-email-routing?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_XI1NQgLL3ZwDEAmNSmTnv","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 email is hosted by Cloudflare Email Routing by looking up its MX records and matching them against known Cloudflare mail-exchanger patterns.","exampleAgentPrompt":"Can you check if example.com is using Cloudflare Email Routing for its email hosting — I need to know if the MX records match Cloudflare's routing patterns?","exampleUseCases":[{"title":"Sales prospecting email stack detection","prompt":"I'm building a list of leads to pitch our email migration service — can you check if acmecorp.com is currently using Cloudflare Email Routing so I know whether to target them?"},{"title":"Pre-migration infrastructure audit","prompt":"Before we migrate startup.io's email, can you tell me if their domain is currently hosted on Cloudflare Email Routing by checking the MX records?"},{"title":"Deliverability diagnosis for a domain","prompt":"We're having deliverability issues with messages going to techfirm.net — can you check whether their email is routed through Cloudflare Email Routing so we know how to troubleshoot?"}],"resultDescription":"Returns a yes/no answer indicating whether the domain's email is hosted by Cloudflare Email Routing, along with the full list of MX hosts found and which specific hosts matched Cloudflare's mail-exchanger patterns.","failureModes":["Domain does not exist or has no MX records — returns no match with empty host list","DNS lookup failure via Cloudflare DoH — may return error or timeout","Domain uses Cloudflare for DNS but not for email routing — correctly returns no","Temporary network issue reaching Cloudflare DoH resolver — may cause lookup failure"],"whenToPreferThis":"Use this endpoint when you need to definitively determine whether a specific domain is using Cloudflare Email Routing, particularly for sales prospecting, pre-migration audits, or deliverability investigations. It is more reliable than generic MX lookup tools because it applies Cloudflare-specific pattern matching rather than raw DNS data alone. Prefer this over a generic MX lookup endpoint when the specific question is Cloudflare Email Routing provider detection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T06:52:28.080Z","isFirstParty":false,"canonicalSlug":"is-email-hosted-by-cloudflare-email-routing-8f30a282"}