{"uid":"cap_lsl--7alifmspTjrZWigv","slug":"halowerk-domain-intel-pay-per-call-domain-intelligence-767a19fe","name":"Halowerk Domain Intel — Pay-Per-Call Domain Intelligence","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-squarespace?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_9L93v1nCehAU2M8m7240q","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":"Accepts a domain name and returns WHOIS, DNS records, mail policy (SPF/DKIM/DMARC), TLS certificate details, and subdomains, paid per call in USDC via x402 with no signup required.","exampleAgentPrompt":"Pull up everything you can on example.com — WHOIS ownership, DNS records, TLS certificate info, SPF/DKIM/DMARC mail policy, and any subdomains you can find.","exampleUseCases":[{"title":"Pre-acquisition domain due diligence","prompt":"Before we finalize acquiring startup.io, can you look up its WHOIS registration details, DNS setup, TLS certificate, mail security policies, and enumerate its subdomains so I can assess the infrastructure?"},{"title":"Email deliverability troubleshooting","prompt":"We're having deliverability issues with mail from ourdomain.com — can you pull its SPF, DKIM, and DMARC mail policy records along with full DNS info so I can see what's misconfigured?"},{"title":"Monitoring for DNS baseline drift","prompt":"Last week I recorded the DNS state of competitor.com — here's that baseline snapshot. Can you check it again now and tell me if anything has changed in their DNS records?"}],"resultDescription":"Returns a structured payload covering: WHOIS registration data (registrar, dates, registrant), full DNS records (A, AAAA, MX, NS, TXT, CNAME, etc.), mail policy evaluation (SPF, DKIM, DMARC), TLS certificate metadata (issuer, expiry, SANs), and discovered subdomains — all for the queried domain.","failureModes":["Domain not found or unresolvable: returns empty or error response for non-existent domains","WHOIS rate limiting or redacted WHOIS (privacy-protected domains): WHOIS data may be partial","TLS certificate absent: domains without HTTPS will return no certificate data","Payment failure via x402: call is rejected if USDC payment is not processed correctly","Malformed domain input exceeding 253 characters: schema validation error","Baseline mismatch: if baseline records are malformed or observed_at is invalid, diff comparison fails"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, one-shot domain intelligence profile (WHOIS + DNS + mail policy + TLS + subdomains) without setting up an account or API key — especially useful for ad-hoc investigative workflows, automated due diligence pipelines, or agents that need pay-as-you-go domain lookups billed in USDC. Prefer this over dedicated single-purpose DNS or WHOIS APIs when breadth of data per call is more important than depth in a single record type.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:40:42.659Z","isFirstParty":false,"canonicalSlug":"halowerk-domain-intel-pay-per-call-domain-intelligence-767a19fe"}