{"uid":"cap_cBB7fRmSuOOpBx_YGAWG6","slug":"ens-name-resolution-via-x402-web-probe-hub-europe-55fcdb3e","name":"ENS Name Resolution via x402 Web Probe (Hub Europe)","description":"Pay-per-call website uptime/latency/TLS checks and fetch-to-Markdown, measured from Hub Europe (Germany). USDC on Base via x402. No account or API key.","url":"https://kollmz.site:8443/v1/chain/ens?utm_source=zero.xyz","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":["name"],"properties":{"name":{"type":"string","example":"vitalik.eth","description":"ENS name like vitalik.eth (or pass address= for reverse lookup)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"name":"vitalik.eth","address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Wfy3ty51VNyRGLwy8KU3u","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves an ENS (Ethereum Name Service) name to its Ethereum address (or performs reverse lookup), paid per-call via USDC on Base using x402.","exampleAgentPrompt":"What Ethereum address does vitalik.eth resolve to?","exampleUseCases":[{"title":"Resolve ENS name before sending crypto","prompt":"Before I send ETH, can you look up what address vitalik.eth resolves to so I can double-check it's the right wallet?"},{"title":"Verify ENS ownership for Web3 login","prompt":"I need to verify that the ENS name coinbase.eth actually maps to the address 0x123... — can you look it up and confirm?"},{"title":"Enrich user profile with ENS name","prompt":"I have an Ethereum address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 — can you do a reverse ENS lookup and find out what .eth name is associated with it?"}],"resultDescription":"Returns a JSON object containing the resolved ENS name and corresponding Ethereum address (e.g. {\"name\": \"vitalik.eth\", \"address\": \"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\"}).","failureModes":["ENS name not registered or has no resolver — returns null address or error","Invalid ENS name format — returns validation error","Reverse lookup address has no associated ENS name — returns empty result","Payment failure via x402 — request blocked before resolution","Network/DNS issues reaching ENS infrastructure from Germany hub"],"whenToPreferThis":"Use this endpoint when you need a simple, no-account pay-per-call ENS resolution without setting up an Ethereum node or managing API keys. Ideal for agents that occasionally need to resolve .eth names or reverse-lookup addresses without committing to a subscription. The x402 micropayment model (USDC on Base) makes it cost-effective for low-volume or one-off lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T12:49:45.185Z","isFirstParty":false,"canonicalSlug":"ens-name-resolution-via-x402-web-probe-hub-europe-55fcdb3e"}