# HeaderHawk

> Use this tool when you need to detect and analyze email-based threats in real-time, such as phishing attacks, and validate email authentication protocols. HeaderHawk provides comprehensive header analysis and threat intelligence integration, enabling users to extract indicators of compromise and prevent email-born attacks. It is ideal for use cases requiring advanced email security analysis, including DKIM, SPF, and DMARC validation.

Canonical page: https://skillsregistry.net/skills/nervpeng-headerhawk-mcp  
JSON: https://api.skillsregistry.net/v1/skills/nervpeng-headerhawk-mcp

## Description

An advanced email security analysis MCP server for real-time phishing detection, comprehensive header analysis, and threat intelligence integration. It enables users to extract indicators of compromise and validate email authentication protocols like DKIM, SPF, and DMARC.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-02

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/my3k497jyy)
- **Repository:** <https://github.com/nervpeng/headerhawk_mcp>

## 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": "nervpeng-headerhawk-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/nervpeng-headerhawk-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/nervpeng-headerhawk-mcp/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