{"uid":"cap_6LWVfi1ayr6oD5GNM1DEL","slug":"ens-name-resolution-reverse-lookup-598b7a19","name":"ENS Name Resolution & Reverse Lookup","description":"ENS name resolution + reverse lookup via public Ethereum RPC.","url":"https://shelf.thirdmade.net/probe/ens-lookup","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","description":"ENS name or address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_-Qr5UV20qAUf-8R8VuSZv","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":"Resolves an ENS name to an Ethereum address (or vice versa) using the public Ethereum RPC.","exampleAgentPrompt":"Look up the Ethereum address for vitalik.eth using ENS resolution — I need the actual wallet address it points to.","exampleUseCases":[{"title":"Resolve ENS before sending crypto","prompt":"Before I send ETH to friend.eth, can you resolve that ENS name to its actual Ethereum address so I know I'm sending to the right place?"},{"title":"Reverse lookup wallet identity","prompt":"I have this Ethereum address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 — does it have an ENS name associated with it?"},{"title":"Verify ENS ownership for dApp login","prompt":"Check what address the ENS name myproject.eth currently points to — I want to confirm ownership before granting admin access."}],"resultDescription":"Returns the resolved Ethereum address for a given ENS name, or the associated ENS name for a given Ethereum address, queried live from the Ethereum network via public RPC.","failureModes":["ENS name not registered — returns null or empty resolution","Address has no reverse ENS record set — returns no name","Invalid ENS name or malformed address — returns error","Public Ethereum RPC unavailable or rate-limited — timeout or 5xx error","ENS name exists but has no address resolver set — returns null"],"whenToPreferThis":"Choose this endpoint when you need real-time, live ENS name resolution or reverse lookup against the Ethereum mainnet without running your own node. It is ideal for agents that need to translate human-readable ENS names to addresses before executing transactions, or to identify the human-readable identity behind a wallet address.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:36:45.996Z","isFirstParty":false}