{"uid":"cap_glMefboo9xBKytzSf2_SY","slug":"is-email-hosted-by-rackspace-email-76ebdd30","name":"Is Email Hosted By Rackspace Email","description":"Is the domain's email hosted by rackspace email? Looks up the MX records (Cloudflare DoH) and matches them against rackspace-email's mail-exchanger patterns, returning yes/no, the MX hosts and which matched. Provider detection for deliverability, sales and migration work. $0.01 per lookup.","url":"https://email.intel.rallylive.ca/email/hosted-by/rackspace-email?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_D4ZQj_7VzJSXW9irBWn9E","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 Rackspace Email by performing an MX record lookup via Cloudflare DoH and matching against Rackspace Email's known mail-exchanger patterns.","exampleAgentPrompt":"Can you check if the domain acme.com has its email hosted by Rackspace Email?","exampleUseCases":[{"title":"Sales prospecting email provider check","prompt":"Before I reach out to this list of leads, can you tell me which ones at domain techfirm.io are using Rackspace Email? I want to tailor my pitch around their current email setup."},{"title":"Pre-migration provider verification","prompt":"We're planning to migrate clients to a new email platform — can you confirm whether clientdomain.com is currently hosted on Rackspace Email so we know if they're in scope?"},{"title":"Deliverability audit for outbound campaigns","prompt":"I'm troubleshooting email deliverability issues with partnerbrand.net — can you check if their email is hosted on Rackspace Email so I know what infrastructure I'm dealing with?"}],"resultDescription":"Returns a yes/no answer indicating whether the domain's email is hosted by Rackspace Email, along with the full list of MX hosts discovered and which specific hosts matched Rackspace Email's known mail-exchanger patterns.","failureModes":["Domain does not exist or has no MX records — returns no match with empty MX list","Cloudflare DoH lookup failure due to network issues — may return an error or timeout","Domain uses a Rackspace product not covered by the current MX pattern set — false negative","Invalid or malformed domain input — may return an error response"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost, single-domain check to determine if email is hosted specifically on Rackspace Email (not Rackspace's transactional or other services). Prefer this over generic MX lookup tools when you need the yes/no Rackspace detection with matched pattern details baked in. For multiple domains, consider the bulk sibling endpoint. For other provider checks, use the corresponding hosted-by endpoints in the same family.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T00:42:22.562Z","isFirstParty":false,"canonicalSlug":"is-email-hosted-by-rackspace-email-76ebdd30"}