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agent402.tools DNS Lookup
x402
agent402.tools DNS Lookup is a paid API for AI agents from agent402.tools, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).
Resolves any DNS record type (A, AAAA, MX, TXT, CNAME, NS, SOA, CAA, SRV, PTR) for a given hostname and returns the records with a count
Price / call$0.002
Success—
StatusUnknown
How this service works
Resolve any DNS record type for a host: A, AAAA, MX, TXT, CNAME, NS, SOA, CAA, SRV, PTR. Returns the records plus a count. Built on Node's native resolver - no external API.
Output
Returns an array of DNS records of the requested type for the given hostname, along with a count of how many records were found. Record format varies by type (e.g. IP addresses for A/AAAA, hostnames and priorities for MX, strings for TXT).
Example use cases
Example prompt
“Can you look up the MX records for example.com so I can see which mail servers handle its email?”
Technical details
Endpoint
POSThttps://agent402.tools/api/dns-lookupWhen to prefer
Use this endpoint when you need programmatic DNS resolution across any standard record type without relying on an external third-party DNS API — it uses Node's native resolver, making it lightweight and dependency-free. Prefer this over shell-based dig/nslookup calls when operating in an agent context that supports x402 micropayments.
Side effects
- Host not found / NXDOMAIN — domain does not exist
- No records of the requested type exist for the host
- Invalid record type specified — falls back to A or returns error
- Network timeout if DNS resolution takes too long
- Malformed hostname input
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| host | string | Hostname to resolve |
| type | string | Record type: A, AAAA, MX, TXT, CNAME, NS, SOA, CAA, SRV (default A) |
Output
Schema · Response
{
"type": "json",
"example": {
"host": "google.com",
"type": "MX",
"count": 1,
"records": [
{
"exchange": "smtp.google.com",
"priority": 10
}
],
"queriedAt": "2026-06-19T20:00:00.000Z"
}
}Tags
x402
Reviews
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Zero review prompt (fires after every successful call)
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