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B2B Email & Domain Scorer

by email-scorer.mohamed-bahaa53000.workers.dev · remote · no sign-in to list tools · v1.2.1 · published by dev.workers.mohamed-bahaa53000.email-scorer

Lead email decisions: keep / fix typo / review / drop, plus a ready-to-send list. Paid: RapidAPI

Changes · 2
CompareRegistry entry

2 tools: 2 change things.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http b2b-email-domain-scorer https://email-scorer.mohamed-bahaa53000.workers.dev/demo/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

2 tools

Changes things 2Claude Code: ask
  • score_domainCheck a company domain (or URL / email): MX records, mail provider (Google Workspace, Microsoft 365, ...), free/disposable flags, and SPF/DMARC.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Check a company domain (or URL / email): MX records, mail provider (Google Workspace, Microsoft 365, ...), free/disposable flags, and SPF/DMARC. Useful before outreach or when qualifying a lead's company.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • score_emailDecide what to do with one lead email: action keep / fix (with the corrected address in send_to) / review / drop, plus a plain-English action_reason.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Decide what to do with one lead email: action keep / fix (with the corrected address in send_to) / review / drop, plus a plain-English action_reason. Also returns verdict business / free / role / disposable / risky / invalid / unknown, a 0-100 score, reasons, MX + mail provider, typo suggestion (gmial.com -> gmail.com). Set deep=true to add SPF/DMARC checks. No mail is sent.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.2.1. Values in angle brackets are yours to fill in.

claude mcp add --transport http b2b-email-domain-scorer https://email-scorer.mohamed-bahaa53000.workers.dev/demo/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [],
    "ask": [
      "mcp__b2b-email-domain-scorer__score_email",
      "mcp__b2b-email-domain-scorer__score_domain"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as b2b-email-domain-scorer. Review it before you use it.