{"uid":"cap_L3P6jtaGZxtKQ5iCkyPJO","slug":"verifypulse-domain-health-check-8e413798","name":"VerifyPulse Domain Health Check","description":"VerifyPulse is a high-speed B2B email verification engine. Validate RFC syntax, resolve live DNS MX records, filter 3,800+ disposable domains, and run simulated SMTP handshakes in sub-140ms. Stop bounces before sending.","url":"https://verifypulse-seven.vercel.app/v1/x402/domain-health?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"domain":{"type":"string","description":"Parameter domain (e.g. github.com)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"score":100,"domain":"github.com","healthy":true}},"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_s6adk7saZ_OA_mEXcZcoN","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 the email deliverability health of a domain by validating its DNS MX records and returning a health score","exampleAgentPrompt":"Can you check whether github.com is healthy for email delivery — does it have valid MX records and a good domain health score?","exampleUseCases":[{"title":"Pre-send domain screening for cold outreach","prompt":"Before I send this cold email campaign, can you check domain health for salesforce.com and hubspot.com to make sure they have valid mail servers and won't bounce?"},{"title":"CRM data quality audit","prompt":"I'm cleaning up our leads database — can you check if the domain stripe.com is healthy and actually set up to receive email, so I know whether to keep those contacts?"},{"title":"Real-time signup validation","prompt":"A user just signed up with a company email at notion.so — can you quickly verify that domain is healthy and has working MX records before we send them a welcome email?"}],"resultDescription":"Returns a JSON object with the domain name, a numeric health score (0-100), and a boolean 'healthy' flag indicating whether the domain has valid, active email infrastructure.","failureModes":["Domain not found or does not exist — may return low score or unhealthy status","No MX records configured — domain marked as unhealthy","Network timeout during live DNS resolution — call may fail or return degraded result","Invalid domain format supplied as query parameter — request rejected","Payment not provided or insufficient — 402 Payment Required response"],"whenToPreferThis":"Use this endpoint when you need a fast, lightweight domain-level email deliverability check without submitting a full email address. Ideal for pre-screening company domains in bulk outreach lists, validating CRM records, or checking whether a domain's mail infrastructure is live before sending. Prefer this over full email verification when you only have a domain (not a specific address) or want to triage domains before running more expensive per-address checks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:43:08.104Z","isFirstParty":false,"canonicalSlug":"verifypulse-domain-health-check-8e413798"}