{"uid":"cap_FvItaZHQjKQxnVcNjiyP3","slug":"trusted-information-api-domain-lookup-6fb31693","name":"Trusted Information API — Domain Lookup","description":"Pay-per-call UK company, property and crypto market data for AI agents via x402. Official sources, no signup, no API keys, failed calls never charged.","url":"https://api.trustedinformation.site/api/web/domain","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":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["domain"],"properties":{"domain":{"type":"string","description":"Domain name, e.g. example.com"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["domain","dns","resolves"],"properties":{"dns":{"type":"object"},"domain":{"type":"string"},"hasMail":{"type":"boolean"},"resolves":{"type":"boolean"},"registration":{"type":"object"}}}}}}},"responseSchema":{"type":"json","example":{"dns":{"a":["93.184.216.34"],"mx":[],"ns":["a.iana-servers.net","b.iana-servers.net"],"txt":["v=spf1 -all"],"aaaa":[]},"domain":"example.com","source":"Google Public DNS + RDAP","hasMail":false,"resolves":true,"registration":{"status":["client delete prohibited"],"expires":"2026-08-13T04:00:00Z","registered":"1995-08-14T04:00:00Z","lastChanged":"2025-08-14T07:01:44Z"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YNDdvsOjO4Hqv8-u4BJHL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up DNS records and domain registration (WHOIS/RDAP) data for a given domain name, returning resolution status, mail presence, nameservers, and registration lifecycle details.","exampleAgentPrompt":"Can you look up the DNS records and registration details for example.com — I want to know if it resolves, whether it has mail set up, when it expires, and who the nameservers are?","exampleUseCases":[{"title":"Check if competitor domain is active","prompt":"Can you check whether rivalcorp.io actually resolves and has mail configured, and tell me when it was registered and when it expires?"},{"title":"Verify SPF records before email campaign","prompt":"Look up the TXT and MX DNS records for ourdomain.co.uk so I can confirm the SPF record is set correctly and mail is configured before we send the campaign."},{"title":"Domain expiry monitoring for portfolio","prompt":"Pull the registration details for myportfoliodomain.com — I need to know the expiry date and current status to make sure it isn't about to lapse."}],"resultDescription":"Returns a JSON object containing: the queried domain name, whether it resolves (boolean), whether it has mail configured (boolean), DNS records (A, AAAA, MX, NS, TXT arrays), and a registration object with status flags, registered date, expiry date, and last changed date. Also includes the data source attribution.","failureModes":["Domain does not exist or has never been registered — resolves will be false and registration may be empty","Invalid domain name format — may return an error or empty response","RDAP/WHOIS data unavailable for some TLDs — registration object may be partial","DNS lookup timeout — transient failure, retry recommended","Payment failure — call is not charged if it fails"],"whenToPreferThis":"Choose this endpoint when you need both DNS resolution data and domain registration (RDAP/WHOIS) lifecycle information in a single pay-per-call, no-signup call. Particularly suited for AI agents that need to verify domain health, check expiry, or assess mail configuration without maintaining API key credentials. Preferred over general WHOIS tools when you want structured JSON output combining DNS and registration in one response.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:39:58.958Z","isFirstParty":false}