# Email Deliverability Audit

> Use this tool when you need to assess and improve the deliverability of your emails by identifying issues with SPF, DKIM, DMARC, and MX DNS records. It solves problems related to email bouncing, spam filtering, and authentication failures by providing a deliverability score and detailed diagnostics. The tool takes a domain name as input and returns a score with record-level diagnostics, making it ideal for email marketers and administrators seeking to optimize their email infrastructure.

Canonical page: https://skillsregistry.net/skills/br0ski777-email-deliverability  
JSON: https://api.skillsregistry.net/v1/skills/br0ski777-email-deliverability

## Description

Audits email domain deliverability by checking SPF, DKIM, DMARC, and MX DNS records. Returns a score from 0 to 100 with record-level diagnostics for each check. Uses x402 micropayments for per-request billing.

## Trust

- **Trust score (0–1):** 0.88
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-28

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/br0ski777-email-deliverability)
- **Repository:** <https://github.com/br0ski777/email-deliverability-x402>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "br0ski777-email-deliverability"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/br0ski777-email-deliverability` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/br0ski777-email-deliverability/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt