{"uid":"cap_8ven91ikOMmj7WGZEu-XG","slug":"domain-intel-pay-per-call-domain-intelligence-over-x402-f6393ecd","name":"Domain Intel — Pay-Per-Call Domain Intelligence over 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-mittwald?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_Jm7LPwSmvk4MMAD0GmmsH","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, DNS records, mail policy (SPF/DKIM/DMARC), TLS certificate details, and subdomains — paid per call in USDC via x402.","exampleAgentPrompt":"Can you pull a full domain intelligence report for example.com — I want WHOIS, DNS records, mail policy (SPF/DKIM/DMARC), TLS certificate info, and any subdomains you can find?","exampleUseCases":[{"title":"Phishing domain investigation","prompt":"I've got a suspicious domain — phishingsite-login.com — can you look it up and give me its WHOIS registration details, DNS records, TLS certificate info, and any subdomains? I want to know if it's newly registered and what infrastructure it's using."},{"title":"Email deliverability audit","prompt":"Check the mail policy configuration for mycompany.io — I need to see the SPF, DKIM, and DMARC records to make sure our email setup is correct."},{"title":"Competitor infrastructure recon","prompt":"Run a full domain intel report on competitor-brand.com — I want to see their nameservers, DNS records, subdomains, and TLS certificate details to understand their infrastructure."}],"resultDescription":"Returns a comprehensive domain intelligence object including WHOIS registration data, full DNS record set, mail policy records (SPF, DKIM, DMARC), TLS certificate metadata, and discovered subdomains for the queried domain. If a baseline snapshot is provided, it can be used for change-detection comparisons.","failureModes":["Domain not found or unresolvable — returns empty or error response","Invalid domain format exceeding 253 characters — validation error","WHOIS data unavailable for certain TLDs or privacy-protected registrations","TLS certificate absent if domain has no HTTPS endpoint","Subdomain enumeration may be incomplete depending on DNS zone exposure","x402 payment failure if USDC balance is insufficient — request rejected before processing"],"whenToPreferThis":"Choose this endpoint when you need a single, no-signup, pay-as-you-go call that bundles WHOIS, DNS, mail policy, TLS, and subdomain data together. It is ideal for agents doing one-off domain investigations, security triage, or infrastructure audits without committing to a subscription. Prefer it over dedicated WHOIS-only or DNS-only APIs when breadth of domain intelligence in a single round-trip matters and when paying in USDC via x402 is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:44:39.233Z","isFirstParty":false,"canonicalSlug":"domain-intel-pay-per-call-domain-intelligence-over-x402-f6393ecd"}