{"uid":"cap_QLl_9oz7a_Y2pVLDaVcsf","slug":"x402-farm-domain-health-check-1d7d7d1a","name":"x402-farm Domain Health Check","description":"Check whether a domain is reachable and healthy: DNS, certificate, redirects, security headers. One call on a domain: A, AAAA, NS, MX and SPF records; the TLS certificate with issuer, expiry and days left; the HTTP redirect chain hop by hop; and which security headers are present. Read from our infrastructure. Query…","url":"https://api.x-402.online/v1/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"],"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":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_L0qe0a0yYwsgx2N250DZ3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks DNS records, TLS certificate, HTTP redirect chain, and security headers for a given domain in a single call","exampleAgentPrompt":"Can you do a full health check on example.com — I want to see its DNS records, whether the SSL certificate is valid and how many days until it expires, any HTTP redirects, and which security headers are set?","exampleUseCases":[{"title":"Pre-launch domain verification","prompt":"Before we go live, run a health check on mybrand.io — I need to confirm the DNS records look right, the TLS cert is valid and not expiring soon, and that the right security headers are in place."},{"title":"Monitoring expiring certificates","prompt":"Check the SSL certificate status on clientsite.com for me — I want to know who issued it, when it expires, and how many days we have left before it needs to be renewed."},{"title":"Email deliverability audit","prompt":"Can you pull the MX and SPF records for acmecorp.com? I'm troubleshooting email delivery issues and want to make sure the DNS is configured correctly."}],"resultDescription":"Returns a structured report including: A, AAAA, NS, MX, and SPF DNS records; TLS certificate details with issuer, expiry date, and days remaining; the full HTTP redirect chain hop-by-hop; and a list of security headers present on the domain.","failureModes":["Domain does not exist or cannot be resolved — returns DNS lookup failure","Domain is unreachable or times out — returns connectivity error","Invalid domain name format — returns validation error","TLS certificate completely missing or handshake failure — reported in certificate section with error state"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, single-call domain health audit combining DNS, TLS, redirects, and security headers. Ideal for pre-launch checks, certificate expiry monitoring, or security posture reviews without needing to stitch together multiple specialized DNS or SSL tools. Particularly useful when cost per check matters — at $0.005 per call via USDC/x402, it is inexpensive for automated or batch monitoring workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T18:38:37.087Z","isFirstParty":false,"canonicalSlug":"x402-farm-domain-health-check-1d7d7d1a"}