{"uid":"cap_Ks7rIknGPo0Gxq_SaRAzp","slug":"is-email-hosted-by-gmx-bulk-ee2ff343","name":"is-email-hosted-by-gmx-bulk","description":"Bulk is email hosted by gmx: 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. $0.10 per batch.","url":"https://email.intel.rallylive.ca/bulk/email/hosted-by/gmx?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_iqjnayu0ugSOzCXxSrs3C","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":"Bulk-checks whether up to 20 domains have their email hosted by GMX, processing all concurrently and returning results in input order with per-item error fields.","exampleAgentPrompt":"Can you check all 15 domains in my list — like example.com, testdomain.net, and the rest — and tell me which ones have their email hosted by GMX?","exampleUseCases":[{"title":"Lead list email provider enrichment","prompt":"I have a list of 18 prospect domains I scraped — can you tell me which ones are using GMX to host their email? Here are the domains: [acme.com, widgets.de, shopfast.net, ...]"},{"title":"Competitor infrastructure audit","prompt":"We're researching our competitors' tech stacks. Can you check these 12 company domains and flag any that are using GMX as their email host?"},{"title":"CRM data quality validation","prompt":"Before we import these 20 domains into our CRM, can you verify which ones have GMX-hosted email so we can tag them correctly in the system?"}],"resultDescription":"Returns an ordered array of results matching the input domain list. Each item contains a boolean indicating whether the domain's email is hosted by GMX (determined via MX record lookup using Cloudflare DoH), a per-item error field if the lookup failed, and an overall failure count for the batch.","failureModes":["DNS resolution failure for one or more domains returns per-item error field with failure count incremented","Invalid or malformed domain names result in per-item errors","Exceeding 20 domains per batch may return a validation error","Cloudflare DoH unavailability could cause lookup failures for all items","Network timeouts on concurrent lookups may cause partial failures"],"whenToPreferThis":"Use this endpoint when you need to check multiple domains (up to 20) for GMX email hosting in a single API call rather than making individual requests. It is more efficient and cost-effective for batch enrichment workflows, lead list processing, or CRM tagging scenarios where you already hold a list of domains. Prefer the single endpoint if you only need to check one domain.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T12:47:04.170Z","isFirstParty":false,"canonicalSlug":"is-email-hosted-by-gmx-bulk-ee2ff343"}