{"uid":"cap_FKg8Qcx0-0y39eeOecfGJ","slug":"polyform-domain-whois-age-lookup-2b7e248c","name":"Polyform Domain WHOIS & Age Lookup","description":"Pay-per-call data endpoints for AI agents. USDC on Base via x402. No account, no API key — one micropayment per call.","url":"https://api.polyform.org/v1/domain/%7Bdomain%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"domain":"example.com","ageDays":11334,"created":"1995-08-14","registrar":"RESERVED","nameservers":["A.IANA-SERVERS.NET"]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_x5k8wcuHFSz7CuduosAOg","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns WHOIS-style data for a domain including registration date, age in days, registrar, and nameservers — paid per call with USDC via x402.","exampleAgentPrompt":"How old is stripe.com and who registered it? I want to know the creation date, registrar, and nameservers.","exampleUseCases":[{"title":"Fraud detection for new domains","prompt":"Can you check how old checkout-secure-payments.com is? I want to know its creation date and registrar — I'm worried it might be a phishing domain set up recently."},{"title":"Vendor due diligence check","prompt":"We're about to sign a contract with a vendor at acme-logistics.io — can you look up when that domain was registered and who the registrar is so I can verify they're not fly-by-night?"},{"title":"Competitive research on domain age","prompt":"I'm researching competitors — can you tell me when notion.so was first registered and how many days old it is?"}],"resultDescription":"A JSON object containing the queried domain name, its age in days since registration, the ISO creation date string, the registrar name, and an array of nameserver hostnames.","failureModes":["Domain not found in registry — returns empty or error response","Invalid domain format — malformed input string rejected","Payment failure — x402 micropayment not completed, call not fulfilled","Rate or network timeout — transient infrastructure issue","Newly registered domains may have propagation lag in WHOIS data"],"whenToPreferThis":"Use this endpoint when you need fast, pay-per-call domain age and WHOIS metadata without creating an account or managing API keys. Ideal for agents performing one-off domain lookups for fraud detection, trust scoring, or competitive research. Prefer this over traditional WHOIS tools when operating in an autonomous agent context with x402 micropayment capability already set up.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:32:59.046Z","isFirstParty":false}