{"uid":"cap_Ju3yy_IPlx0ddikQcxskh","slug":"domain-intel-whois-dns-tls-subdomain-lookup-via-x402-323ca60a","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-combell?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_UvDvbB20_MMmg-_-aKuPo","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 — pay-per-call in USDC, no signup required.","exampleAgentPrompt":"Pull a full domain intelligence report for combell.com — I need the WHOIS info, all DNS records, mail policy (SPF, DKIM, DMARC), TLS certificate details, and any subdomains you can find.","exampleUseCases":[{"title":"Audit new vendor's domain security","prompt":"Before we onboard this vendor, can you check their domain securevendor.io — I need their WHOIS ownership info, DNS setup, whether they have proper SPF and DMARC configured, and what their TLS cert looks like?"},{"title":"Investigate suspicious phishing domain","prompt":"We got a phishing report mentioning the domain paypa1-secure.com — can you pull full domain intel on it, including who registered it, all DNS records, subdomains, and TLS certificate details so we can assess the threat?"},{"title":"Monitor DNS changes against baseline","prompt":"I have a baseline DNS snapshot for example.com recorded last Tuesday — can you run domain intel on example.com now and compare it against that baseline to see if anything has changed?"}],"resultDescription":"Returns a structured report containing: WHOIS registration data (registrar, registrant, expiry dates), DNS records (A, MX, NS, TXT, CNAME, etc.), email security policy details (SPF, DKIM, DMARC), TLS/SSL certificate information (issuer, validity, SANs), and discovered subdomains. Optionally includes a diff against a provided DNS baseline snapshot.","failureModes":["Invalid or non-existent domain returns an error or empty result set","Domain lookup timeout if the target domain's authoritative servers are unresponsive","WHOIS data may be redacted for privacy-protected registrations (GDPR/RDAP)","Payment failure via x402 if USDC balance is insufficient","Subdomain enumeration may be incomplete depending on zone transfer availability","Rate limiting or throttling if many calls are made in rapid succession"],"whenToPreferThis":"Choose this endpoint when you need a single-call, comprehensive domain intelligence snapshot covering WHOIS, DNS, mail policy, TLS, and subdomains together — without needing an API key or subscription. Ideal for on-demand agent workflows that investigate domains infrequently or at small scale, where pay-per-call USDC pricing is more cost-effective than a subscription. Prefer over manual multi-tool pipelines (separate WHOIS, dig, SSL-checker calls) when consolidation and convenience matter. The optional baseline comparison feature makes it especially useful for change-detection workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:32.558Z","isFirstParty":false,"canonicalSlug":"domain-intel-whois-dns-tls-subdomain-lookup-via-x402-323ca60a"}