{"uid":"cap_turcuYbSalATrV4QiGdyN","slug":"is-email-hosted-by-improvmx-e1a829d3","name":"Is Email Hosted by ImprovMX","description":"Is the domain's email hosted by improvmx? Looks up the MX records (Cloudflare DoH) and matches them against improvmx's mail-exchanger patterns, returning yes/no, the MX hosts and which matched. Provider detection for deliverability, sales and migration work. $0.01 per lookup.","url":"https://email.intel.rallylive.ca/email/hosted-by/improvmx?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_Nr9vLUWIfT6Ki1UthjaHg","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 ImprovMX by querying MX records via Cloudflare DoH and matching against ImprovMX mail-exchanger patterns.","exampleAgentPrompt":"Can you check if the domain acmecorp.com is hosted on ImprovMX for email — I need to know if their MX records match ImprovMX's mail-exchanger patterns?","exampleUseCases":[{"title":"Sales lead email provider detection","prompt":"Before I reach out to leads at startupxyz.com, can you check whether their email is hosted by ImprovMX? I want to know if they're using email forwarding rather than a real mail server."},{"title":"Pre-migration email infrastructure audit","prompt":"We're about to migrate email for clientdomain.io — can you check if they're currently on ImprovMX so I know what we're working with before we start?"},{"title":"Email deliverability provider check","prompt":"I need to know if newsletter.example.com is using ImprovMX as their email host — look up their MX records and tell me if any match ImprovMX's patterns."}],"resultDescription":"Returns a yes/no flag indicating whether the domain's email is hosted by ImprovMX, along with the full list of MX hosts found and which specific MX records matched ImprovMX's known mail-exchanger patterns.","failureModes":["Domain does not exist or has no MX records — returns no match","Cloudflare DoH lookup failure due to network or upstream DNS errors","Domain provided without required query parameter — request rejected","Ambiguous or partial MX records may yield false negatives if ImprovMX pattern list is incomplete"],"whenToPreferThis":"Choose this endpoint when you need to specifically detect ImprovMX as the email hosting provider for a domain, such as during sales prospecting, email migration audits, or deliverability analysis. It is more precise than generic MX lookup tools because it applies ImprovMX-specific pattern matching rather than returning raw DNS data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T12:31:59.248Z","isFirstParty":false,"canonicalSlug":"is-email-hosted-by-improvmx-e1a829d3"}