{"uid":"cap_-I_uc_nNC98mdzbvIW4iM","slug":"base-pulse-whois-lookup-eade62ba","name":"Base Pulse WHOIS Lookup","description":"Returns structured WHOIS data for any domain: registrar name, creation date, expiry date, updated date, nameservers, and registrant country when available. Uses public WHOIS servers — no API key needed. Useful for due-diligence agents checking counterparty domains before a transaction.","url":"https://base-pulse.annushka1190.workers.dev/v1/whois","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"const":"http"},"method":{"enum":["GET"]},"queryParams":{"type":"object","properties":{"domain":{"type":"string"}}}}}}},"responseSchema":null,"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_QO6haWFBtsUGd2vqlJzJ5","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 structured WHOIS data for a domain including registrar, creation/expiry/updated dates, nameservers, and registrant country","exampleAgentPrompt":"Can you pull the WHOIS record for acmecorp.io? I want to see when it was registered, when it expires, who the registrar is, and what country the registrant is in before I proceed with this transaction.","exampleUseCases":[{"title":"Counterparty domain due diligence","prompt":"Before I send payment to this vendor, can you run a WHOIS check on their domain vendorxyz.com and tell me how old it is, when it expires, and what registrar it's under? I want to make sure it's not a fly-by-night operation."},{"title":"Detecting newly registered phishing domains","prompt":"I got an email from support@amazonsecure-login.net — can you look up the WHOIS for amazonsecure-login.net and tell me when it was created and who registered it? Something feels off."},{"title":"Monitoring domain expiry for a partner","prompt":"Can you check the WHOIS for our partner's domain techpartner.org and let me know the expiry date and current nameservers so we can flag it if it's coming up for renewal soon?"}],"resultDescription":"A structured JSON object containing the domain's registrar name, creation date, expiry date, last-updated date, list of nameservers, and registrant country (when publicly available from WHOIS servers).","failureModes":["Domain not found or unregistered returns empty or error response","WHOIS server rate-limiting may cause timeouts for rapid successive queries","Some TLDs have privacy-protected or redacted WHOIS records returning minimal data","Certain ccTLDs may not be supported by public WHOIS servers","Network timeout if the upstream WHOIS server is slow or unresponsive"],"whenToPreferThis":"Use this endpoint when you need quick, no-auth WHOIS data for any domain as part of due-diligence or counterparty verification workflows. It is ideal for AI agents that need to assess domain legitimacy, age, or registrar before authorizing a transaction. Prefer this over manual WHOIS lookups when automating trust checks in payment or onboarding pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T06:39:33.377Z","isFirstParty":false}