{"uid":"cap_C981CRQDjOkQg2-gsohYE","slug":"domain-intel-whois-dns-tls-subdomain-lookup-x402-90153e05","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-hostinger?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_6kdoeMxGrEyZXZrmEd1T8","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, mail policy (SPF/DKIM/DMARC), TLS certificate details, and subdomains — billed per call in USDC via x402 with no API key required.","exampleAgentPrompt":"Pull a full domain intelligence report for example.com — I need the WHOIS info, all DNS records, SPF/DKIM/DMARC mail policy, TLS certificate, and any subdomains you can find.","exampleUseCases":[{"title":"Audit third-party vendor domain","prompt":"I need to vet a new vendor before we onboard them — can you pull the WHOIS, DNS records, TLS cert, and mail security policy for acmecorp.io so I can check if they look legitimate?"},{"title":"Detect phishing domain impersonation","prompt":"I got an email from support@paypa1-secure.com and I'm suspicious — look up WHOIS, DNS, TLS certificate, and subdomains for paypa1-secure.com so I can tell if it's a spoofed phishing domain."},{"title":"Monitor DNS changes over baseline","prompt":"We last scanned techstartup.dev two weeks ago and have baseline DNS records from that scan — can you re-run a full domain intel check on techstartup.dev against that baseline to see if anything has changed in the DNS or nameservers?"}],"resultDescription":"Returns a structured report containing: WHOIS registration details (registrar, registrant, creation/expiry dates), full DNS record set (A, MX, NS, TXT, CNAME, etc.), mail security policy analysis (SPF, DKIM, DMARC), TLS/SSL certificate metadata (issuer, validity, SANs), and enumerated subdomains.","failureModes":["Domain not found or unresolvable — returns empty or partial results","Invalid domain string exceeding 253 characters — validation error","WHOIS rate limiting or gating by registry — partial WHOIS data returned","Subdomain enumeration may be incomplete for large or well-protected domains","x402 payment failure — request rejected before processing"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, all-in-one domain intelligence snapshot (WHOIS + DNS + mail policy + TLS + subdomains) in a single call without requiring an API key or subscription. Ideal for ad-hoc agent workflows, security investigations, and vendor due diligence where pay-per-use USDC billing via x402 is acceptable. Less suitable if you only need a single record type (e.g. pure DNS resolution) or require extremely high query volume at bulk pricing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:45:34.449Z","isFirstParty":false,"canonicalSlug":"domain-intel-whois-dns-tls-subdomain-lookup-x402-4065472a"}