FETCH402
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DNS Lookup API.

DNS Lookup API. Resolve domain DNS records and receive structured JSON with A, AAAA, MX, NS, TXT, CAA, and SOA records. Useful for agents, developers, domain diagnostics, email setup checks, DNS troubleshooting, and infrastructure investigation. Paid per call via x402.

Eligibility
unprobeable
Failures
0
Last quote
Last probe
Payment requirements / accepts[] 1 options
State Network Scheme Atomic amount Asset payTo / untrusted
active eip155:8453 exact 1000 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 0x0550779CFBc832657A8BB46BAC9f359A5ad038B8

All advertised payment options are stored. Base (`eip155:8453`) is the operational network for ranking and canaries; non-Base options remain visible for transparency.

Probe evidence 0 recent

No probe attempts recorded yet. Coverage runs prioritize never-probed endpoints.

Machine contract

Schemas.

InputJSON
{
  "body": {
    "domain": "example.com",
    "types": [
      "A",
      "MX",
      "NS",
      "TXT"
    ]
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
}
OutputJSON
{
  "example": {
    "domain": "example.com",
    "ok": true,
    "records": {
      "A": [
        "93.184.216.34"
      ],
      "MX": [
        {
          "host": "mail.example.com",
          "priority": 10
        }
      ],
      "NS": [
        "a.iana-servers.net",
        "b.iana-servers.net"
      ],
      "TXT": [
        "v=spf1 -all"
      ]
    },
    "service": "dns_lookup",
    "timestamp": "2026-06-22T18:15:01+00:00",
    "types": [
      "A",
      "MX",
      "NS",
      "TXT"
    ]
  },
  "type": "json"
}