{"uid":"cap_UFNZ-lIS9-GJYwThynajl","slug":"domain-intel-whois-dns-tls-subdomain-lookup-x402-pay-per-call-e031bca2","name":"Domain Intel — WHOIS, DNS, TLS & Subdomain Lookup (x402 Pay-Per-Call)","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-host-europe?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_nsLRYorOukK1gmPoCzYsJ","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 registration 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":"Pull a full domain intelligence report for stripe.com — I need the WHOIS registration info, DNS records, subdomains, TLS certificate, and mail policy (SPF, DKIM, DMARC).","exampleUseCases":[{"title":"Investigating a suspicious phishing domain","prompt":"I just received an email from payment-secure-verify.net — can you pull all the WHOIS, DNS, mail policy, and TLS certificate details on that domain so I can figure out if it's legitimate?"},{"title":"Auditing a competitor's domain configuration","prompt":"Can you get me the full domain intelligence breakdown for shopify.com — DNS records, subdomains, SPF/DMARC policy, and their TLS certificate info?"},{"title":"Monitoring DNS changes against a baseline","prompt":"Check the current DNS records for mycompany.com against this baseline I recorded last week — observed_at 2024-06-01T10:00:00Z with records ['104.21.0.1','2606:4700::1'] — and tell me if anything has changed."}],"resultDescription":"A structured report containing: WHOIS registration data (registrar, registrant, dates), DNS records (A, AAAA, MX, NS, TXT, CNAME etc.), mail policy details (SPF, DKIM, DMARC), TLS certificate metadata (issuer, expiry, SANs), and a list of discovered subdomains. Optionally includes a diff against a provided baseline of DNS records.","failureModes":["Invalid or malformed domain name returns validation error","Domain does not exist (NXDOMAIN) results in partial or empty response","Payment failure over x402 protocol blocks the request","Rate limiting if the same domain is queried in rapid succession","WHOIS privacy protection may redact registrant details","Timeout for domains with slow or unresponsive nameservers"],"whenToPreferThis":"Choose this endpoint when you need a single pay-per-call, no-signup domain intelligence lookup combining WHOIS, DNS, mail policy, TLS, and subdomains in one call. Ideal for ad-hoc investigations, security research, or automated pipelines where you want to avoid subscription overhead. The optional baseline parameter makes it especially suited for change-detection workflows. Prefer alternatives if you need bulk domain lookups or continuous monitoring at scale.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:39:47.791Z","isFirstParty":false,"canonicalSlug":"domain-intel-whois-dns-tls-subdomain-lookup-x402-pay-per-call-e031bca2"}