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Bounce Rates & Connection Rates Explained

Orestas Nariunas

Orestas Nariunas

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October 1, 2025

When you run outbound campaigns, two key metrics determine your efficiency and ROI: bounce rates and connection rates.

Understanding these will help you see why A-Leads’ data quality is a game-changer.

πŸ“§ Bounce Rates (Email Deliverability)

Bounce Rate = the percentage of emails that cannot be delivered.

Why it happens:

  • Email address is invalid or inactive
  • Domain no longer exists
  • Mail server rejects emails

Traditional Databases:

  • Stored data often contains outdated or unverified emails
  • Bounce rates can easily hit 15–30%, wasting credits and hurting sender reputation

A-Leads Alive Data:

  • Every email goes through triple verification: syntax check, SMTP validation, and proprietary catch-all detection
  • Only valid emails are delivered and charged
  • Typical bounce rate: <1%

Example:

  • You export 100 emails from a traditional database β†’ 25 bounce
  • Same search via A-Leads β†’ 99 valid, 1 bounce

βœ… Result: fewer wasted credits, higher deliverability, and stronger campaign performance

πŸ“± Connection Rates (Phone & Mobile)

Connection Rate = the percentage of phone numbers that actually connect to a real person.

Why it matters:

  • Outdated numbers mean SDRs waste hours leaving voicemails or dialing dead lines
  • Traditional lists can have 10–40% of numbers wrong or inactive

A-Leads Alive Data:

  • Mobile numbers are verified in real-time against carrier data
  • Only valid numbers are provided (note: 1 mobile = 15 credits due to verification cost)
  • Connection rates are typically 15–30% for direct dials, much higher than stale lists

Example:

  • Traditional CRM list β†’ 50 calls, 15 connect
  • A-Leads β†’ 50 calls, 25–30 connect

βœ… Result: more conversations, faster pipeline growth

πŸ”„ How Alive Data Improves Both Metrics

  1. Real-Time Verification β†’ every email and phone is validated the moment you unlock it
  2. Triple Check & Catch-All β†’ reduces false positives and undeliverable contacts
  3. Firmographics + Job Updates β†’ ensures you’re contacting the right person at the right company
  4. Integrated Intent Signals β†’ prioritize leads more likely to engage, boosting effective connection rates

πŸ“Š Quick Summary

Metric

Stored Data

A-Leads Alive Data

Email Bounce Rate

15–30%

<1%

Phone Connection Rate

10–40%

15–30%

Verification Timing

Months/years old

Live at export

Impact on Campaigns

Wasted credits & effort

Optimized ROI, faster pipeline

πŸš€ Key Takeaway

With A-Leads, your credits are spent only on leads that actually work. Emails reach real inboxes, calls connect to real people, and your outreach results are predictable, measurable, and scalable. This is the power of combining Alive Data + triple verification + intent signals.

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