{"uid":"cap_Vbox8r8EC3XS8__1sQuw3","slug":"penniless-data-utilities-whois-rdap-domain-lookup-35123749","name":"Penniless Data Utilities – WHOIS / RDAP Domain Lookup","description":"Paste malformed JSON from ChatGPT, Claude or any model and get it repaired in your browser. Fixes code fences, trailing commas, single quotes, unquoted keys, Python True/False/None, comments and truncated output — and names every repair it made. Free, no signup, nothing uploaded.","url":"https://penniless-json-repair.sjaman.workers.dev/domain/whois?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["domain"],"properties":{"domain":{"type":"string","description":"Domain name, no scheme"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YJpqtdF2AIVz_xJK7Jbam","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns structured WHOIS/RDAP registration data for a domain, including registrar, nameservers, status flags, DNSSEC status, and registration/expiration dates.","exampleAgentPrompt":"Can you look up the WHOIS registration details for openai.com — I want to know the registrar, nameservers, expiration date, and whether it's DNSSEC signed?","exampleUseCases":[{"title":"Domain expiry monitoring for portfolio","prompt":"Check when stripe.com expires and who it's registered with — I need to know the registrar and expiration date so I can flag it if it's coming up soon."},{"title":"Due diligence on a potential acquisition","prompt":"Pull the WHOIS registration details for acmecorp.io — I want the registrar, nameservers, registration date, current status flags, and whether DNSSEC is enabled."},{"title":"Verify domain ownership before outreach","prompt":"Who is the registrar for mozilla.org and is there a client transfer prohibited status on it? Also tell me the nameservers."}],"resultDescription":"A JSON object with fields: ok (boolean), found (boolean), domain (string), registrar (string), nameservers (array of strings), status (array of status strings like 'client transfer prohibited'), dnssec.signed (boolean), and events containing ISO-8601 registration and expiration timestamps.","failureModes":["Domain not found in RDAP/WHOIS — returns ok:true, found:false","Invalid or malformed domain name input — likely returns an error response","Registry temporarily unavailable — network-level or upstream RDAP registry timeout","TLD not supported by RDAP — some ccTLDs may not have RDAP coverage","Rate limiting from upstream RDAP registries causing delayed or failed responses"],"whenToPreferThis":"Choose this endpoint when you need structured, machine-readable WHOIS/RDAP data without parsing raw WHOIS text. It is ideal for domain expiry checks, registrar lookups, nameserver verification, DNSSEC audits, and due-diligence workflows where a clean JSON response is required. At $0.001 USDC per call via x402 micropayments, it is cost-effective for high-volume domain intelligence tasks. Prefer this over scraping WHOIS directly when deterministic output and no external AI dependencies are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T18:31:15.000Z","isFirstParty":false,"canonicalSlug":"penniless-data-utilities-whois-rdap-domain-lookup-35123749"}