Bulk Email Verification: Clean a List the Right Way

The Verix Team 2026-02-02 6 min

TL;DR

Upload, verify in bulk, keep 'valid', review 'risky', drop 'invalid'. Verix processes lists in-browser with a summary breakdown.

Why bulk verify?

Lists decay ~25% per year. Before any big send or migration, clean them.

Export your list to CSV.

Run it through Verix's bulk tool.

Keep valid, manually review risky, drop invalid.

Re-import the clean list.

Verix returns a summary so you can see exactly how much of your list was salvageable.

Ready to clean your data? Try Verix free — 50 verifications a month, no card required. Verify email, phone and IP risk in one call.

Email, phone and IP risk in one API. Free tier, no card.