CSV email validator
Validate email addresses from a CSV file.
Upload a CSV, validate addresses in bulk, review confidence scores, save results into lists, and export cleaner outbound files.
Upload a CSVUpload
Start with a simple CSV from your CRM, spreadsheet, or prospecting tool.
Validate
Score each email with syntax, DNS, MX, typo, disposable, and role-based signals.
Export
Export all results or only likely deliverable addresses.
FAQ
What CSV format should I use?
A CSV with one email column works best. EmailCheq can extract email addresses from the file text.
Can I save CSV results?
Yes. Logged-in users can save bulk results into prospect lists for later filtering and export.