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mirrored listing x402 eip155:8453eip155:137

Check if a domain is available or registered via RDAP (no key needed)

Check if a domain is available or registered via RDAP (no key needed). Pay per call with USDC (x402) or credits - archtools.dev

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Claim this listing
10000 (raw units)
price
1
calls / 30d
1
unique payers
2026-09-01
updated

Provider

archtools.dev · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
    "asset": "0xfde4C96c8593536E31F229EA8f37b2ADa2699bb2",
    "amount": "10000",
    "maxTimeoutSeconds": 60
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
    "asset": "0xc2132D05D31c914a87C6611C10748AEb04B58e8F",
    "amount": "10000",
    "maxTimeoutSeconds": 60
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "domain": "example.com"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "ok": true
        },
        "type": "json"
      }
    },
    "routeTemplate": "/v1/tools/domain-check",
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "properties": {
            "body": {
              "properties": {
                "domain": {
                  "description": "Domain name (e.g. example.com)",
                  "type": "string"
                }
              },
              "required": [
                "domain"
              ],
              "type": "object"
            }
          },
          "type": "object"
        }
      },
      "type": "object"
    }
  }
}

Use it

curl

curl "https://archtools.dev/v1/tools/domain-check"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://archtools.dev/v1/tools/domain-check");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

Python

import httpx
res = httpx.get("https://archtools.dev/v1/tools/domain-check")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/14454.json, and this resource appears in /discovery/resources and /discovery/search.