{"uid":"cap_1JIhJpB163WC7ai8kI306","slug":"domain-intel-whois-dns-tls-subdomain-lookup-via-x402-545b3693","name":"Domain Intel — WHOIS, DNS, TLS & Subdomain Lookup 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-strato?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_1G2abrmKhJt7yg6KzDMF8","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 (and optional DNS baseline), returns WHOIS data, DNS records, mail policy (SPF/DKIM/DMARC), TLS certificate details, and subdomains — paid per call in USDC via x402.","exampleAgentPrompt":"Pull a full domain intelligence report for stripe.com — I want WHOIS info, DNS records, mail policy (SPF, DKIM, DMARC), TLS certificate details, and any subdomains you can find.","exampleUseCases":[{"title":"Investigate a suspicious phishing domain","prompt":"I got a suspicious email from paypa1-security.com — can you look it up and give me the WHOIS owner, DNS records, TLS cert details, and any subdomains so I can tell if it's a scam?"},{"title":"Audit email security configuration","prompt":"Can you check the mail policy settings for acmecorp.com? I want to know if they have SPF, DKIM, and DMARC properly configured."},{"title":"Monitor DNS changes against a baseline","prompt":"Here's a baseline snapshot of example.com's DNS records from last week — can you run a fresh lookup and tell me if anything has changed?"}],"resultDescription":"Returns a structured report for the queried domain including: WHOIS registration data (registrar, dates, registrant), full DNS record set, mail policy settings (SPF, DKIM, DMARC), TLS/SSL certificate details (issuer, validity, SANs), and discovered subdomains. When a baseline is provided, delta information may be highlighted.","failureModes":["Domain not found or unresolvable — returns empty or partial data","Invalid domain format (exceeds 253 characters or malformed) — input validation error","TLS certificate absent or expired — cert section may be null","WHOIS data redacted for privacy-protected domains — partial response","Payment failure via x402 — call not executed, no data returned","Rate limiting or upstream DNS resolver failures — timeout or error response"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-faceted domain intelligence snapshot in a single call — covering WHOIS, DNS, mail policy, TLS, and subdomains together — without signing up for an account or managing API keys. It is particularly well-suited for ad-hoc agent workflows, security investigations, or domain audits where pay-per-call USDC pricing via x402 is acceptable. Prefer this over dedicated single-purpose DNS or WHOIS APIs when breadth of domain data matters more than depth in one specific record type.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:09.766Z","isFirstParty":false,"canonicalSlug":"domain-intel-whois-dns-tls-subdomain-lookup-via-x402-323ca60a"}