{"uid":"cap_AuyQbwV73m1VKDcYeoa_O","slug":"domain-intel-whois-dns-mail-policy-tls-subdomains-via-x402-1239bdc6","name":"Domain Intel — WHOIS, DNS, Mail Policy, TLS & Subdomains via 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-netcup?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_-rVifIgACGxxb1ZQoox4h","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 intelligence including WHOIS data, DNS records, mail policy (SPF/DKIM/DMARC), TLS certificate details, and subdomains — billed per call in USDC via x402 with no signup required.","exampleAgentPrompt":"Can you pull the full domain intelligence report for example.com — I want WHOIS, DNS records, mail policy, TLS cert details, and any subdomains you can find, all in one shot?","exampleUseCases":[{"title":"Pre-acquisition domain due diligence","prompt":"Before we finalize purchasing the domain startup.io, can you pull its full WHOIS registration info, DNS configuration, TLS certificate, mail policy, and subdomain list so I can assess its history and setup?"},{"title":"Email deliverability audit","prompt":"Our emails from acme.com keep landing in spam — can you check the mail policy records (SPF, DKIM, DMARC) and DNS configuration for acme.com so I can see what's misconfigured?"},{"title":"DNS change monitoring against baseline","prompt":"I recorded the DNS records for mycompany.com last week — can you check it again now and compare against my baseline snapshot to see if anything has changed?"}],"resultDescription":"A structured response containing: WHOIS registration data (registrar, registrant, expiry dates), full DNS record set, mail policy records (SPF, DKIM, DMARC), TLS/SSL certificate metadata (issuer, validity, SANs), and enumerated subdomains — all for the queried domain.","failureModes":["Invalid or malformed domain name returns a validation error","Domain does not exist or is not resolvable — WHOIS/DNS sections may return empty or error","Payment failure via x402 (insufficient USDC balance or wallet not configured) blocks the call","Baseline object schema mismatch causes request rejection","Rate limiting or temporary DNS resolver unavailability may cause partial results","Private/redacted WHOIS (GDPR-protected registrants) returns anonymized registrant data"],"whenToPreferThis":"Choose this endpoint when you need broad, multi-signal domain intelligence in a single API call without account registration or API key management. It is ideal for on-demand lookups where you need WHOIS, DNS, mail policy, TLS, and subdomains together rather than querying separate specialized services. The pay-per-call x402 micropayment model makes it well-suited for low-volume, ad-hoc agent workflows where subscription costs are not justified. Prefer this over manual DNS tools or multi-service orchestration when an agent needs a comprehensive domain profile in one step.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:25.795Z","isFirstParty":false,"canonicalSlug":"domain-intel-whois-dns-mail-policy-tls-subdomains-via-x402-4fd0169e"}