{"uid":"cap_i5jWNWXflSvQH7Kxzmnil","slug":"blockscout-bens-address-domain-lookup-1f52f54a","name":"Blockscout BENS Address Domain Lookup","description":"Explore crypto activities with Blockscout's multichain search. Find transactions, addresses, tokens, and dapps across top blockchain networks — your go-to explorer for cross-chain blockchain data","url":"https://api.blockscout.com/services/bens/api/v1/addresses/%7Baddress%7D","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","HEAD","DELETE"],"type":"string"},"pathParams":{"type":"object","properties":{"address":{"type":"string"}}},"queryParams":{"type":"object","properties":{"chain_id":{"type":"string"},"protocols":{"type":"string"},"all_protocols":{"type":"boolean"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"domain":{"id":"string","name":"string","owner":{"hash":"string","ens_domain_name":"string"},"tokens":[{"id":"string","type":"string","contract_hash":"string"}],"protocol":{"id":"string","title":"string","docs_url":"string","icon_url":"string","tld_list":["string"],"short_name":"string","description":"string","deployment_blockscout_base_url":"string"},"registrant":{"hash":"string","ens_domain_name":"string"},"expiry_date":"string","wrapped_owner":{"hash":"string","ens_domain_name":"string"},"other_addresses":{},"stored_offchain":true,"resolved_address":{"hash":"string","ens_domain_name":"string"},"resolver_address":{"hash":"string","ens_domain_name":"string"},"protocol_dapp_url":"string","registration_date":"string","protocol_dapp_logo":"string","resolved_with_wildcard":true},"resolved_domains_count":0}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","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":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_S3r9uswZuy6PYGojGVqbP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up ENS-compatible domain name records associated with a blockchain address across multiple protocols and chains via Blockscout's name service (BENS)","exampleAgentPrompt":"Can you look up what domain name is associated with the address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Ethereum using Blockscout's naming service?","exampleUseCases":[{"title":"Resolve wallet to web3 identity","prompt":"What ENS or blockchain domain name is linked to the wallet address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045? I want to know its human-readable name and when the domain expires."},{"title":"Verify domain ownership on specific chain","prompt":"Can you check who owns the domain registered to address 0xAb5801a7D398351b8bE11C439e05C5b3259aec9B on chain ID 1? I need the registrant hash and registration date."},{"title":"Cross-protocol domain audit for address","prompt":"Look up all naming protocol domains associated with the address 0x1234567890abcdef1234567890abcdef12345678 across all protocols on Blockscout — I want to see the protocol names, expiry dates, and resolved addresses."}],"resultDescription":"Returns a domain object containing the domain name, ID, owner hash and ENS name, registrant details, resolved address, resolver address, expiry and registration dates, associated tokens, protocol metadata (title, docs URL, icon, TLD list), and a count of resolved domains. Also indicates whether the domain is stored offchain or resolved via wildcard.","failureModes":["Address not found — no domain registered or resolvable for the given address","Invalid address format — malformed or non-checksummed address returns an error","Unsupported chain ID — the specified chain is not indexed by Blockscout BENS","Protocol filter mismatch — specified protocol not available for the given chain","Payment failure — x402 micropayment not completed, access denied","Rate limiting or service unavailability — 429 or 503 responses"],"whenToPreferThis":"Use this endpoint when you need to resolve a raw blockchain address to its human-readable ENS or naming-protocol domain name, especially across multiple chains or protocols simultaneously. Prefer this over generic ENS resolvers when you need cross-chain coverage, protocol metadata, expiry/registration dates, or token associations in one call. Best suited for agents enriching address data with web3 identity context.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-10T06:44:53.824Z","isFirstParty":false}