{"uid":"cap_hGhZPMyFYMw7E5zKzIcp4","slug":"domain-intel-whois-dns-tls-subdomain-lookup-x402-b527aaac","name":"Domain Intel — WHOIS, DNS, TLS & Subdomain Lookup (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-microsoft-azure-dns?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_Lcdd3GrtnkKrGlPmEDtzt","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 WHOIS registration data, DNS records (A, AAAA, MX, NS, TXT, CAA, SOA), mail policy (SPF/DMARC), TLS certificate details, and discovered subdomains — paid per call in USDC via x402.","exampleAgentPrompt":"Pull a full domain intelligence report for stripe.com — I want WHOIS registration details, all DNS records, SPF and DMARC mail policy, TLS certificate info, and any discovered subdomains.","exampleUseCases":[{"title":"Pre-acquisition domain due diligence","prompt":"Before we finalize the acquisition of acmecorp.io, can you pull its full domain intel — WHOIS ownership, DNS records, TLS certificate, mail policy, and any subdomains you can find?"},{"title":"Security audit of competitor infrastructure","prompt":"I need a complete DNS and infrastructure snapshot of rival-startup.com — get me their WHOIS, all DNS records, TLS cert details, SPF/DMARC config, and enumerate their subdomains."},{"title":"Detect DNS changes since last baseline","prompt":"Here's the DNS baseline I recorded last week for mycompany.com with these records — can you run a fresh domain intel check and flag anything that's changed since then?"}],"resultDescription":"Returns a structured report including: WHOIS registration data (registrar, registrant, expiry), all major DNS record types (A, AAAA, MX, NS, TXT, CAA, SOA), mail security policy records (SPF, DMARC), TLS/SSL certificate metadata (issuer, validity, SANs), and a list of discovered subdomains.","failureModes":["Domain not found or unresolvable — WHOIS or DNS lookup returns empty","Invalid domain format (exceeds 253 characters or malformed) — input validation error","WHOIS rate limiting or registry unavailability — partial data returned","TLS certificate absent or unreachable — certificate field may be null","Payment failure via x402 — call rejected before execution","Baseline records array exceeds 50-item limit — schema validation error"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, aggregated view of a domain's full technical footprint — combining WHOIS, DNS, mail policy, TLS, and subdomain enumeration in a single pay-per-call request with no API key or signup required. Prefer it over single-purpose DNS resolvers or WHOIS-only tools when you need multi-signal domain intelligence in one shot, especially in agent workflows where credential management is a burden.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:40:22.327Z","isFirstParty":false,"canonicalSlug":"domain-intel-whois-dns-tls-subdomain-lookup-x402-4065472a"}