Email List Cleaner & Validator Script for Mac (Regular Version)

Email Validator for Mac – Regular & Pro Versions
Clean, categorize, and score your email lists – directly in Google Sheets.

This email validator script helps you quickly assess whether email addresses are worth emailing — and whether they might hurt your sender reputation. It runs directly on your Mac using Python and Google Sheets, with no need for third-party validation tools.

Regular Version Features

• Can Receive Email – Verifies domain has a valid mail server (MX record)
• Disposable Email? – Flags temporary or burner domains (260+ known entries)
• Generic Inbox? – Warns if the email is likely a role-based address (e.g. info@, support@)
• Placeholder Address? – Flags generic or fake-looking inboxes (e.g. test@, noreply@)
• Company Website – Automatically extracted from the domain

Pro Version Adds (not included)

• Spam Trap Suspect? – Flags potential spam traps using:
  • Gibberish or non-name usernames
  • Common domain typos (e.g. gnail.com, yahho.com)
  • Suspicious or invalid domain extensions (e.g. .cmo, .ml)
• Real Name Pattern? – Checks for typical name-based formats like john.doe@
• Free Email Provider? – Flags Gmail, Outlook, Yahoo, etc.
• Domain Type – Commercial, government, academic, military, non-profit, etc.
• First Name Guess – Attempts to extract a first name when possible

What You Get

• Status + Risk Score for every email
  • Looks Good or Needs Review
  • Risk level from Low to High
• Data written directly to your connected Google Sheets
• ⚙️ Runs locally on your machine (Python + Google Sheets)
• 🧾 Includes: Setup guide (with screenshots), FAQ, and troubleshooting PDF
• 💸 No subscription.

Requirements*:

• Google Account
• Python 3
• Internet connection
• macOS Sequoia

Works great for cleaning scraped data or prepping cold outreach lists.

*Script has been tested with MacOS 15.4.1 and Python 3.13.3