# Magnum.ai Domain DA/PA Check

> Magnum.ai Domain DA/PA Check is a paid API for AI agents from magnum-ai-flame.vercel.app, paid per call via x402, $0.1/call, status unknown (last checked 2026-09-14).

Checks the Domain Authority (DA) and Page Authority (PA) metrics for a given domain name.

## Facts

- Endpoint: POST https://magnum-ai-flame.vercel.app/api/domain-da-pa-check
- Price: $0.1/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/magnum-ai-domain-da-pa-check-43128ee4
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_OT6PrtPhSQkA8lbT8xXTl

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 magnum-ai-domain-da-pa-check-43128ee4 -d '<json body>'
```

Example prompt: Can you check the Domain Authority and Page Authority scores for techcrunch.com so I can see how strong it is for SEO?

## When to prefer this

Use this endpoint when you need quick DA/PA lookup for a domain as part of SEO research, competitor analysis, or domain purchasing decisions. Best when you need a cost-effective per-call check without subscribing to a full SEO platform.

## Known failure modes

- Invalid or malformed domain name returns an error
- Domain not found or never indexed returns null scores
- Network timeout or upstream provider outage
- Payment failure via x402/USDC results in 402 response

## How this service works

Pay-per-call API marketplace with 150 endpoints powered by x402 payments on Base chain.

## Output

Returns an object containing the Domain Authority (DA) and Page Authority (PA) scores for the queried domain, indicating the domain's SEO strength and link profile quality.

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "example": {
  "result": {
   "data": "example response"
  }
 },
 "properties": {
  "result": {
   "type": "object",
   "description": "API response data"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/magnum-ai-domain-da-pa-check-43128ee4/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from magnum-ai-flame.vercel.app](https://www.zero.xyz/host/magnum-ai-flame.vercel.app/llms.txt)