How does the email verification API work for AI outbound automation?

The 8-check pipeline validates syntax, checks disposable domains, detects role-based addresses, resolves DNS/MX records, performs SMTP handshake, detects catch-all configurations, analyzes SPF/DKIM/DMARC records, and falls back to Reacher API. Every email gets a 0-100 score and tier classification for B2B sales intelligence.

What is the best way to verify emails before cold outreach?

Run your prospect list through the email verification API before any campaign. Remove SKIP tier emails, review TIER_3 manually, and send to TIER_1 and TIER_2 contacts. This protects sender reputation and improves deliverability for AI outbound automation.

How does AI lead generation improve email outreach results?

LeadsLogix discovers emails from company websites (not stale databases), predicts addresses using 8 patterns, verifies every address via SMTP handshake, and scores contacts across 5 dimensions. Fresh, verified data from the lead enrichment platform means higher reply rates and fewer bounces.

Does the platform support email warmup for AI outbound automation?

Yes. The 9-service email marketing platform includes a 4-phase warmup engine: seed (days 1-3), ramp (4-14), stabilize (15-21), and full (22+). It supports 8 providers including Google Workspace, Microsoft 365, and Amazon SES for B2B sales intelligence campaigns.

Solution

Email Outreach Infrastructure

Discover, verify, and score emails before you send a single message

The difference between a 2% reply rate and a 20% reply rate starts before you write the email -- it starts with data quality. LeadsLogix provides a complete email intelligence pipeline: discover emails from websites, predict addresses using 8 patterns, verify every address via SMTP handshake, check domain deliverability (SPF/DKIM/DMARC), and score each email into send-ready tiers.

Discovery Layers

Prediction Patterns

Verification Checks

Scoring Tiers

Discovery Layers

Prediction Patterns

Verification Checks

Scoring Tiers

How It Works

A fully automated pipeline that handles every step from discovery to delivery.

Step 1

Email Discovery

5-layer pipeline: website crawl extraction, multi-engine search (Google/Bing/DDG), PDF/document mining, social profile extraction, and WHOIS/DNS records.

Step 2

Pattern Prediction

8 B2B email patterns tested per contact: first@, first.last@, flast@, firstlast@, first_last@, last@, last.first@, f.last@. Pattern learning from discovered emails per domain.

Step 3

SMTP Verification

8-check pipeline: syntax validation, disposable domain check, role-based detection, DNS/MX resolution, SMTP handshake, catch-all detection, auth record analysis, Reacher fallback.

Step 4

Domain Intelligence

Full DNS analysis: MX records, SPF policy, DKIM selectors, DMARC policy, DNSBL blacklist check. Domain-level deliverability score 0-100.

Step 5

Tier Classification

TIER_1_SEND (>=80): verified, send immediately. TIER_2_LIKELY_GOOD (50-79): high confidence. TIER_3_REVIEW (30-49): needs manual check. SKIP (<30): do not send.

Step 6

Circuit Breaker Protection

Per-domain rate limiting and circuit breaker auto-stops after consecutive failures. Prevents SMTP loops and protects your sender reputation.

Use Cases

Pre-Campaign Verification

Verify your entire prospect list before launching a cold email campaign. Remove invalid addresses, catch-alls, and role-based emails to protect sender reputation.

Email List Cleaning

Take an existing email list and run it through the 8-check pipeline. Get tier-scored results with detailed per-email diagnostics.

Domain Deliverability Audit

Check if a target domain can receive email, has proper auth records (SPF/DKIM/DMARC), and isn't blacklisted. Essential before high-volume outreach.

Email Discovery from Domains

Have domains but no emails? The 5-layer discovery pipeline finds published emails, then the 8-pattern predictor generates candidates for specific contacts.

Sender Reputation Protection

Hard bounces destroy deliverability. Pre-verify every address to maintain your sender score above 95.

Multi-Provider Warmup

9-service email marketing platform with 8 providers (Google Workspace, Microsoft 365, Zoho, SES, Postmark, Mailgun, SendGrid, SMTP). 4-phase warmup engine ramps safely.

See It In Action

Pipeline Engine

Live

Active Pipeline2,847 records

Discover

100%

Crawl

100%

Extract

87%

Verify

64%

Score

42%

ETA: 12 min remainingProcessing...

Analytics Dashboard

Live

+34%

847

Conversions

+28%

$1.2M

Pipeline

+19%

2,104

Qualified

-15%

4.2s

Speed

Tier 145%

Tier 230%

Tier 315%

Skip10%

Powered by These Engines

Email Intelligence Engine AI Qualification Engine Export Center

FAQ

Frequently Asked Questions

Everything you need to know about our platform.

Still have questions?

Our team can walk you through the pipeline, pricing, and your use case.

Talk to us

Explore More

Cold Email List Building

Build verified cold email lists from accounts and buyer roles

/cold-email-list-building-workflow

Email Outreach Data Prep

Prepare merge fields, verification tiers, and campaign segments

/email-outreach-data-preparation

Deliverability-Ready Lists

Create bounce-resistant lists with suppression and tiering

/deliverability-ready-list-building

Multi-Channel Outreach Data

Prepare email, LinkedIn, CRM, and personalization fields

/multi-channel-outreach-data

Email Intelligence Engine

Platform

The email verification API powering outreach

/platform/actors/email-intelligence-engine

B2B Prospecting

Solution

AI lead generation before email outreach

/solutions/b2b-prospecting

“LeadsLogix replaced 4 tools in our sales stack. The pipeline runs automatically and the data quality is exceptional.”

Sales Operations Lead - Enterprise SaaS Company

Verify Before You Send

Upload an email list or let the pipeline discover emails from company domains. Get back tier-scored, SMTP-verified addresses ready for outreach.

2,500+ teamsNo credit card required

Solution

Email Outreach Infrastructure

Discover, verify, and score emails before you send a single message

Discovery Layers

Prediction Patterns

Verification Checks

Scoring Tiers

Discovery Layers

Prediction Patterns

Verification Checks

Scoring Tiers

How It Works

A fully automated pipeline that handles every step from discovery to delivery.

Step 1

Email Discovery

5-layer pipeline: website crawl extraction, multi-engine search (Google/Bing/DDG), PDF/document mining, social profile extraction, and WHOIS/DNS records.

Step 2

Pattern Prediction

8 B2B email patterns tested per contact: first@, first.last@, flast@, firstlast@, first_last@, last@, last.first@, f.last@. Pattern learning from discovered emails per domain.

Step 3

SMTP Verification

8-check pipeline: syntax validation, disposable domain check, role-based detection, DNS/MX resolution, SMTP handshake, catch-all detection, auth record analysis, Reacher fallback.

Step 4

Domain Intelligence

Full DNS analysis: MX records, SPF policy, DKIM selectors, DMARC policy, DNSBL blacklist check. Domain-level deliverability score 0-100.

Step 5

Tier Classification

TIER_1_SEND (>=80): verified, send immediately. TIER_2_LIKELY_GOOD (50-79): high confidence. TIER_3_REVIEW (30-49): needs manual check. SKIP (<30): do not send.

Step 6

Circuit Breaker Protection

Per-domain rate limiting and circuit breaker auto-stops after consecutive failures. Prevents SMTP loops and protects your sender reputation.

Use Cases

Pre-Campaign Verification

Verify your entire prospect list before launching a cold email campaign. Remove invalid addresses, catch-alls, and role-based emails to protect sender reputation.

Email List Cleaning

Take an existing email list and run it through the 8-check pipeline. Get tier-scored results with detailed per-email diagnostics.

Domain Deliverability Audit

Check if a target domain can receive email, has proper auth records (SPF/DKIM/DMARC), and isn't blacklisted. Essential before high-volume outreach.

Email Discovery from Domains

Have domains but no emails? The 5-layer discovery pipeline finds published emails, then the 8-pattern predictor generates candidates for specific contacts.

Sender Reputation Protection

Hard bounces destroy deliverability. Pre-verify every address to maintain your sender score above 95.

Multi-Provider Warmup

9-service email marketing platform with 8 providers (Google Workspace, Microsoft 365, Zoho, SES, Postmark, Mailgun, SendGrid, SMTP). 4-phase warmup engine ramps safely.

See It In Action

Pipeline Engine

Live

Active Pipeline2,847 records

Discover

100%

Crawl

100%

Extract

87%

Verify

64%

Score

42%

ETA: 12 min remainingProcessing...

Analytics Dashboard

Live

+34%

847

Conversions

+28%

$1.2M

Pipeline

+19%

2,104

Qualified

-15%

4.2s

Speed

Tier 145%

Tier 230%

Tier 315%

Skip10%

Powered by These Engines

Email Intelligence Engine AI Qualification Engine Export Center

FAQ

Frequently Asked Questions

Everything you need to know about our platform.

Still have questions?

Our team can walk you through the pipeline, pricing, and your use case.

Talk to us

Explore More

Cold Email List Building

Build verified cold email lists from accounts and buyer roles

/cold-email-list-building-workflow

Email Outreach Data Prep

Prepare merge fields, verification tiers, and campaign segments

/email-outreach-data-preparation

Deliverability-Ready Lists

Create bounce-resistant lists with suppression and tiering

/deliverability-ready-list-building

Multi-Channel Outreach Data

Prepare email, LinkedIn, CRM, and personalization fields

/multi-channel-outreach-data

Email Intelligence Engine

Platform

The email verification API powering outreach

/platform/actors/email-intelligence-engine

B2B Prospecting

Solution

AI lead generation before email outreach

/solutions/b2b-prospecting

“LeadsLogix replaced 4 tools in our sales stack. The pipeline runs automatically and the data quality is exceptional.”

Sales Operations Lead - Enterprise SaaS Company

Verify Before You Send

Upload an email list or let the pipeline discover emails from company domains. Get back tier-scored, SMTP-verified addresses ready for outreach.

2,500+ teamsNo credit card required