{"uid":"cap_wb6RJY3JxfGlkm-BpStYU","slug":"softbot-email-domain-check-e4e46abd","name":"SoftBot Email Domain Check","description":"Email domain check: whether a domain can receive mail (MX/A, null MX), is disposable or a free provider, likely typo, SPF/DMARC/DKIM posture and registration age. Use when an agent needs to vet a company or sender domain rather than a specific mailbox. One domain per call.","url":"https://softbot-emailcheck-mainnet.softbot.workers.dev/v1/domain?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"domain":{"type":"string","description":"Single domain, e.g. example.com"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cbBimV0-9pvY3A_jBrbeP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks a domain's email infrastructure health including MX/A records, null MX, disposable/free provider status, likely typos, SPF/DMARC/DKIM posture, and registration age","exampleAgentPrompt":"Can you check whether acme-corp.io is set up to receive email, whether it looks like a disposable or free provider, and what its SPF and DMARC posture looks like?","exampleUseCases":[{"title":"Vetting inbound B2B lead domain","prompt":"Before I reply to this sales inquiry from someone at venture-partners.xyz, can you check if that domain actually has mail infrastructure, isn't a throwaway, and has decent SPF and DMARC records?"},{"title":"Screening supplier email domain","prompt":"We just got an invoice from a supplier using billing@quick-invoices.net — can you check if that domain is legitimate, not a free or disposable provider, and has proper email security configured?"},{"title":"Flagging suspicious newsletter signup","prompt":"Someone signed up to our newsletter with a domain called g00gle-mail.com — can you check if that looks like a typo of a real domain, whether it can actually receive mail, and how old the registration is?"}],"resultDescription":"Returns structured data about the domain's email infrastructure: whether it can receive mail (MX/A records present or null MX detected), whether it is classified as a disposable or free email provider, whether the domain name appears to be a likely typo of another domain, SPF/DMARC/DKIM posture indicators, and the domain's registration age.","failureModes":["Invalid or malformed domain input — returns error indicating bad domain format","Domain not found in DNS — returns unresolvable status","Rate limiting or quota exceeded — HTTP 429","Payment not completed for x402 endpoint — HTTP 402","Transient DNS lookup failure — may return partial or error result","Punycode/internationalized domains may not be fully supported"],"whenToPreferThis":"Choose this endpoint when you need to vet an entire company or sender domain rather than a specific email address — for example, assessing inbound B2B leads, screening supplier domains, or evaluating whether a domain is legitimate before engaging. It is distinct from a mailbox-level check (which verifies a specific address) and is ideal when you want DNS security posture (SPF/DMARC/DKIM) and domain age signals alongside deliverability information.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:32:46.254Z","isFirstParty":false,"canonicalSlug":"softbot-email-domain-check-e4e46abd"}