Email Verifier

Verify email addresses in bulk or via API. Reduce bounces, detect disposable domains, and protect your sender reputation.

What you'll learn

  • 1 Where to find the verifier, free credits, the 3-step wizard (Prepare, Verify, Results), and how to read results.
  • 2 How the TrekMail Email Verifier works — 25-check pipeline, Quick vs Deep modes, trust scores from 0 to 100, result categories, and credit costs per email.
  • 3 Compare Quick (1 credit, 22 checks) and Deep (2 credits, 25 checks + SMTP) modes and when to use each.

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Articles in this category

12 articles
  1. 1
    Getting Started

    Where to find the verifier, free credits, the 3-step wizard (Prepare, Verify, Results), and how to read results.

  2. 2
    Email Verifier: 25-Check Trust Scoring

    How the TrekMail Email Verifier works — 25-check pipeline, Quick vs Deep modes, trust scores from 0 to 100, result categories, and credit costs per email.

  3. 3
    Quick vs Deep Verification

    Compare Quick (1 credit, 22 checks) and Deep (2 credits, 25 checks + SMTP) modes and when to use each.

  4. 4
    Verify Emails from the TrekMail Dashboard

    Run the 3-step verifier wizard — paste a list or upload CSV/XLSX, pick Quick or Deep mode, watch live progress, then export results as CSV.

  5. 5
    Bulk Workflow

    End-to-end guide using the 3-step wizard: prepare, verify with live progress, download and act on results.

  6. 6
    Reading Email Verification Results

    Decode Safe, Valid, Risky, Invalid, and Unknown statuses, see how the 0-100 trust score is calculated, and learn which checks move scoring in each mode.

  7. 7
    How Email Verifier Credits Work

    Free monthly credits by plan, pack pricing from to 9, Quick vs Deep cost, deduction order, low-balance alerts, and what to do if you run out mid-job.

  8. 8
    Email Verifier Pricing and Credit Packs

    Full pricing reference — free monthly credits per plan, all 10 credit packs from to 9, Quick vs Deep cost, and per-email savings at each volume tier.

  9. 9
    Best Practices

    When to verify, segmentation strategies, and common mistakes to avoid.

  10. 10
    FAQ

    Common questions about scoring, credits, bulk jobs, and file formats.

  11. 11
    API Quickstart

    Integrate email verification into your app in 5 minutes with curl examples.

  12. 12
    Email Verifier REST API Reference

    Verify addresses programmatically — 8 REST endpoints for single and bulk verification, credit checks, job management, CSV export, plus auth and scope details.

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