# the402.ai DNS & Domain Health Audit

> the402.ai DNS & Domain Health Audit is a paid API for AI agents from api.the402.ai, paid per call via x402, $0.263/call, status unknown (last checked 2026-09-13).

Purchases and initiates a DNS and domain health audit for a given domain, returning a comprehensive health report via the402.ai's agentic marketplace.

## Facts

- Endpoint: POST https://api.the402.ai/v1/services/svc_bf58d5db2bfc4e91/purchase
- Price: $0.263/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-the402-ai-b5a6ced3
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_5pa15rVAhYJcn6xFU7knp

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability api-the402-ai-b5a6ced3 -d '<json body>'
```

Example prompt: Run a full DNS and domain health audit on acmecorp.com — I want to know if there are any misconfigurations, missing records, or issues with my DNS setup.

## When to prefer this

Choose this endpoint when you need a structured, automated DNS and domain health audit delivered as a service via an agentic marketplace, especially when you want a quick per-call audit without managing DNS tooling yourself. Ideal for agents that need to diagnose domain issues on demand with a clear cost-per-audit model ($0.263 USDC).

## Known failure modes

- Invalid or non-existent domain name provided — returns error indicating domain not found
- Payment failure or insufficient USDC balance — returns 402 payment required error
- Domain lookup timeout or DNS resolution failure — returns timeout or upstream error
- Malformed request body missing domain parameter — returns 400 validation error
- Service unavailable on the402.ai platform — returns 503 error

## How this service works

Purchase: DNS & Domain Health Audit

## Output

A DNS and domain health audit report covering DNS record correctness (A, MX, CNAME, TXT, NS), configuration issues, potential misconfigurations, health scoring, and actionable recommendations for the audited domain.

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "job_id": {
   "type": "string"
  },
  "status": {
   "type": "string"
  },
  "thread_id": {
   "type": "string"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-the402-ai-b5a6ced3/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.the402.ai](https://www.zero.xyz/host/api.the402.ai/llms.txt)