# Email Domain Routing Check for Security Review

> Email Domain Routing Check for Security Review is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-02).

Validates the format of an email address and checks whether its domain has MX (mail exchange) DNS records, without sending any email or verifying inbox existence.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/demand-domain-email-domain-check-security-review?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/email-domain-routing-check-for-security-review-737bcc47
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_bIPsW3cpY-BqkCX2y0qB5

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 email-domain-routing-check-for-security-review-737bcc47 -d '<json body>'
```

Example prompt: Can you check whether the email address john.doe@acmecorp.io is properly formatted and whether its domain has MX records set up to receive mail?

## When to prefer this

Choose this endpoint when you need a lightweight, read-only DNS-level check to confirm an email domain is configured for mail routing — ideal for security reviews, lead qualification, or pre-send validation where you do not need to confirm inbox existence or send a verification email.

## Known failure modes

- Malformed email address input returns format validation failure
- Domain has no MX records — valid format but unroutable domain
- DNS lookup timeout or failure for the domain
- Empty or missing email field in request body
- Domain exists but has no MX records configured

## How this service works

Email domain routing check for Security review: Validate an email address shape and check whether its domain has MX records. DNS data only; does not send email or verify that an inbox exists.

## Output

Returns whether the email address passes format validation and whether the domain has MX DNS records, indicating the domain is configured to receive email. No email is sent and no inbox is verified — results are DNS-only.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "email": {
   "type": "string",
   "default": "user@example.com",
   "description": "Email address to inspect."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/email-domain-routing-check-for-security-review-737bcc47/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)