# Mailboxvalidator

> Email validation MCP server using the MailboxValidator API. It can validate email addresses.

## Facts
- Page: https://tashan.sh/capability/pkg-mcp-mailboxvalidator
- tashan id: pkg:mcp-mailboxvalidator
- Source: https://github.com/MailboxValidator/mcp-mailboxvalidator
- npm: https://www.npmjs.com/package/mcp-mailboxvalidator
- Type: npm
- Category: security
- tashan score: 38.0 / 100
- Adoption: 22.0
- Upkeep: 46.0
- Freshness: 78.0
- Evidence coverage: 100% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- npm downloads: 39/week
- Official: no

## Install

```sh
claude mcp add mailboxvalidator -- npx -y mcp-mailboxvalidator
```

## Security audit
- Known advisories: 0
- Install-time script: none declared
- Build provenance: not attested

Permissions are read from DECLARED dependencies only. Nothing is executed, so an empty result means "nothing declared", never "nothing possible".

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Measured 2026-08-04 by tashan (https://tashan.sh) from public evidence. Scorer s5.