Spam Trap & Bounced Email List – Global Database – 4M Contacts

Description

🔄 Last updated / records refreshed: October 2026

Designed for email deliverability teams and ESPs, it helps identify problematic addresses to improve sender reputation and inbox placement rates.

Key Features:

• 4,000,000 high-risk email addresses

  • Confirmed spam traps (honeypots)

  • Hard bounces (invalid/discontinued)

  • Known complainers

• Global coverage (North America 42%, Europe 31%, Asia 19%)

• Updated quarterly with new traps

• Source-verified from 120+ ESPs and blacklists

Data Format:

• Plain text (TXT)

• CSV with bounce categories

• API integration available

Primary Use Cases:

• Email list hygiene pre-campaigns

• Testing sender reputation

• Improving deliverability metrics

• Compliance auditing

Compliance Note
This list contains only addresses that have:

1. Failed SMTP verification

2. Appeared on ≥3 blacklists

3. Been flagged as traps by major ISPs