Resolve an ENS name to its Ethereum address, or an address to its primary ENS na
Resolve an ENS name to its Ethereum address, or an address to its primary ENS name, via eth_call on a live Ethereum RPC. Query: name (an ASCII .eth name (forward), OR), address (0x + 40 hex (reverse, verified)).
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1556 msmedian answer time
$0.005listed price per call
$0.005price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://ari001.tailb4ac3a.ts.net/v1/ventures/ethereum_contract_abi_service/ens_resolve
| Category | Market data |
|---|---|
| Provider host | ari001.tailb4ac3a.ts.net |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.005 | 1556 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"name": "vitalik.eth"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"address": {
"description": "0x + 40 hex (reverse, verified)",
"pattern": "^0x[a-fA-F0-9]{40}$",
"type": "string"
},
"name": {
"description": "an ASCII .eth name (forward), OR",
"pattern": "^([a-z0-9-]{1,63}\\.)+eth$",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"chain": {
"type": "string"
},
"error": {
"description": "present when ok is false",
"type": "string"
},
"method": {
"type": "string"
},
"ok": {
"type": "boolean"
},
"result": {
"properties": {
"address": {
"type": [
"string",
"null"
]
},
"found": {
"type": "boolean"
},
"name": {
"type": [
"string",
"null"
]
},
"resolver": {
"type": [
"string",
"null"
]
},
"verified": {
"description": "reverse only: the name resolves back",
"type": "boolean"
}
},
"type": "object"
},
"service": {
"type": "string"
}
},
"required": [
"ok",
"service"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}