{"uid":"cap_eKI9S7tJREI0WjCTqrN2K","slug":"domain-intel-pay-per-call-domain-intelligence-x402-ee715ac6","name":"Domain Intel — Pay-Per-Call Domain Intelligence (x402)","description":"Domain in, WHOIS, DNS, mail policy, TLS certificate and subdomains out. Pay per call in USDC over x402. No signup, no API key.","url":"https://dns.halowerk.com/domain/articles/ns-dns-made-easy?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"domain":{"type":"string","maxLength":253},"baseline":{"type":"object","required":["domain","observed_at","records"],"properties":{"domain":{"type":"string","maxLength":253},"records":{"type":"array","items":{"type":"string","maxLength":254},"maxItems":50},"observed_at":{"type":"string","maxLength":40}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XLVxUp2nPxxrnq5nGn_vT","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Given a domain name, returns comprehensive WHOIS, DNS records, mail policy (SPF/DKIM/DMARC), TLS certificate details, and subdomain enumeration — paid per call in USDC via x402.","exampleAgentPrompt":"Can you pull all the domain intel on stripe.com — WHOIS, DNS records, mail policy, TLS cert, and any subdomains you can find?","exampleUseCases":[{"title":"Pre-acquisition domain due diligence","prompt":"Before we finalize the purchase of acmecorp.io, can you check its WHOIS ownership, DNS setup, TLS certificate validity, mail policy, and any known subdomains so I can assess its current infrastructure?"},{"title":"Email deliverability configuration audit","prompt":"We're having email deliverability issues with newsletter.co — can you check their SPF, DKIM, and DMARC mail policy settings along with their DNS records so I can see what's misconfigured?"},{"title":"DNS change monitoring baseline comparison","prompt":"I recorded the DNS records for example.com last week. Here's my baseline snapshot — can you pull the current domain intel for example.com and compare to see if anything has changed?"}],"resultDescription":"Returns a structured payload covering: WHOIS registration details (registrar, registrant, expiry dates), full DNS record set (A, AAAA, MX, NS, TXT, CNAME, etc.), mail policy records (SPF, DKIM, DMARC), TLS/SSL certificate metadata (issuer, validity, SANs), and a list of discovered subdomains. When a baseline is provided, the response can highlight changes since the previous observation.","failureModes":["Domain not found or unregistered — returns empty or error for non-existent domains","Rate limiting or payment failure — x402 payment not accepted or insufficient USDC balance","Invalid domain format — domain exceeds 253 characters or is malformed","WHOIS privacy shielding — registrant details may be redacted by privacy proxy services","TLS certificate data unavailable — if domain has no HTTPS endpoint","Subdomain enumeration limited — passive enumeration may miss dynamically created subdomains","Baseline records malformed — if observed_at or records array violates schema constraints"],"whenToPreferThis":"Choose this endpoint when you need a single, no-signup call that aggregates WHOIS, DNS, mail policy, TLS, and subdomain data for a domain in one shot. Ideal for AI agents that need domain intelligence on-demand without managing API keys or subscriptions — the x402 micropayment model means you pay only for what you query. Prefer this over separate WHOIS-only or DNS-only APIs when you need a holistic domain profile for due diligence, security auditing, or change detection workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:26.541Z","isFirstParty":false,"canonicalSlug":"domain-intel-pay-per-call-domain-intelligence-x402-5746f7b6"}