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ENS Name ResolutionService

name-resolution

ENS (Ethereum Name Service) lookups. POST JSON {"name": "vitalik.eth"} to /v1/name for the address (plus avatar URL), or {"address": "0x..."} for the address's primary ENS name. The response is a JSON object with name, address, direction, source and as_of; an address without a primary name returns name null with a note, and an unregistered name returns a 400. ENS on Ethereum mainnet only; no DNS. Cached 6 hours.

Active Suppliers
2
of 2 ever configured
Service Info
Service ID
name-resolution
Compute Units / Relay
100,000
Active Applications
2
Relay Mining EMA
1 relays
Service Metadata Cardsource: on-chain metadata (LCD)
{10 items
"schema":"pocket-service-card/v1"
"description":"ENS (Ethereum Name Service) lookups. POST JSON {"name": "vitalik.eth"} to /v1/name for the address (plus avatar URL), or {"address": "0x..."} for the address's ..."
"rpc_types":[1 item
0:{4 items
"type":"REST"
"intent":"expected"
"backend_hint":"name-resolution HTTP server on :8080; POST /v1/name (POST / also reaches it through the relay), GET /v1/health + /v1/version."
"notes":"Every response is a JSON object; errors are JSON 4xx with an error field."
}
]
"apis":[1 item
0:"ens-api"
]
"specs":[1 item
0:{4 items
"kind":"openapi"
"api":"ens-api"
"url":"https://services.supnodes.com/specs/name-resolution/openapi.json"
"notes":"Machine-readable OpenAPI 3.0.3 contract for this service, with example requests."
}
]
"access":"public"
"results":"variable"
"serving":{7 items
"backend":"Single-process Python 3 HTTP server, standard library only, behind a RelayMiner (rest backend). No auth toward the backend; callers cannot send headers. Uses th..."
"implementations":[1 item
0:"name-resolution >= 1.0"
]
"docs":"https://services.supnodes.com/specs/name-resolution/README.md"
"min_disk_gb":1
"min_ram_gb":1
"healthcheck":[3 items
0:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/version"
"method":"GET"
}
"expect":{2 items
"json_path":"$.service"
"matches":"^name-resolution$"
}
"notes":"Identity probe: pins the backend to this service so a wrong backend cannot be staked under this id."
}
1:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/health"
"method":"GET"
}
"expect":{2 items
"json_path":"$.status"
"matches":"^ok$"
}
"notes":"Readiness probe."
}
2:{4 items
"rpc_type":"REST"
"request":{3 items
"path":"/v1/name"
"method":"POST"
"body":{1 item
"name":"vitalik.eth"
}
}
"expect":{2 items
"json_path":"$.address"
"matches":"^0x[0-9a-fA-F]{40}$"
}
"notes":"Functional probe: vitalik.eth to its address; cached after the first call."
}
]
"notes":"Upstreams are two public ENS resolver APIs; if both are down, fresh lookups fail (cached answers still serve). Gateway operators: configure as type passthrough ..."
}
"docs":"https://services.supnodes.com/specs/name-resolution/README.md"
"updated":"2026-09-26"
}