The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Domain Security
Audit a domain's email and web security: SPF, DKIM, DMARC, MTA-STS, DNSSEC, TLS, WHOIS. No API keys.
Install
$
npx -y domain-security-mcp-serverClaude Code
claude mcp add domain-security -- npx -y domain-security-mcp-serverCursor / Claude Desktop (mcp.json)
{
"mcpServers": {
"domain-security": {
"command": "npx",
"args": [
"-y",
"domain-security-mcp-server"
]
}
}
}Install command taken from the project's README or registry entry. Always review code before running it.
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