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Welcome to the Leads Sentry documentation. Here you'll find everything you need to integrate our professional email verification platform into your workflow. Our six-layer verification engine ensures 99.8% accuracy for all your email validation needs.
Quick Start
Get up and running in under 5 minutes
API Reference
Complete API documentation
Support
Get help when you need it
Quick Start Guide
Follow these steps to start verifying emails with Leads Sentry:
Create an Account
Sign up for a free account at leadssentry.com/register. No credit card required to get started.
Download the App
Download the Leads Sentry desktop application for Windows, macOS, or Linux from your dashboard.
Get Your API Key
Navigate to Settings → API Keys in your dashboard to generate your API key.
Start Verifying
Use the app or API to start verifying emails immediately.
Installation
Leads Sentry is available as a desktop application for all major platforms.
System Requirements
- Windows: Windows 10 or later, 4GB RAM, 100MB free space
- macOS: macOS 10.15 or later, 4GB RAM, 100MB free space
- Linux: Ubuntu 18.04+ or equivalent, 4GB RAM, 100MB free space
Download & Install
# Windows (PowerShell) Invoke-WebRequest -Uri "https://leadssentry.com/download/windows" -OutFile "LeadsSentry-Setup.exe" .\LeadsSentry-Setup.exe # macOS (Terminal) curl -O https://leadssentry.com/download/macos sudo installer -pkg LeadsSentry.pkg -target / # Linux (Terminal) wget https://leadssentry.com/download/linux sudo dpkg -i leads-sentry.deb
Authentication
All API requests require authentication using your API key. Include your key in the Authorization header.
Authorization: Bearer YOUR_API_KEY
Example Request
curl -X POST https://api.leadssentry.com/v1/verify \
-H "Authorization: Bearer ls_live_xxxxxxxxxxxxxxxx" \
-H "Content-Type: application/json" \
-d '{"email": "user@example.com"}'
API Overview
The Leads Sentry API is organized around REST. Our API has predictable resource-oriented URLs, accepts JSON request bodies, returns JSON-encoded responses, and uses standard HTTP response codes.
Base URL
https://api.leadssentry.com/v1
Rate Limits
| Plan | Rate Limit |
|---|---|
| Free | 100 requests/minute |
| Professional | 1,000 requests/minute |
| Enterprise | 10,000 requests/minute |
Verify Single Email
Verify a single email address through our six-layer verification engine.
Endpoint
POST /verify
Request Body
{
"email": "user@example.com",
"check_catch_all": true,
"check_role": true
}
Response
{
"success": true,
"email": "user@example.com",
"status": "valid",
"score": 98,
"checks": {
"syntax": true,
"dns": true,
"smtp": true,
"catch_all": false,
"role": false,
"disposable": false
},
"suggested_correction": null
}
Support
Need help? Our team is here to assist you.
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