Verify Emails Instantly with Zenvexa API

Ensure accuracy, reduce bounce rates, and protect your platform from fake signups.

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Powerful, Developer-First Features

Built for speed, accuracy, and seamless integration

Real-time Verification

Get instant validation results in under 200ms — no delays in your user onboarding flow.

Disposable Domain Detection

Identify and block 10,000+ known disposable email providers (e.g., TempMail, Mailinator).

Syntax & Domain Validation

Validate format, MX records, SMTP handshake, and catch-all detection — all in one call.

Scalable for Enterprise

Built for high-volume SaaS platforms — handle 10K+ verifications/minute with SLA-backed uptime.

How It Works

Simple integration in 3 steps

1

Send Request

Make a GET request to our RESTful endpoint with the email to verify.

2

Get Response

Receive structured JSON: validity, reason, risk level, and deliverability score.

3

Integrate

Plug into signup forms, CRMs (HubSpot, Salesforce), or SaaS backends in minutes.

Why Developers & Product Teams Love Zenvexa

Real results for real-world applications

Reduce Fake Accounts & Fraud

Block bots and malicious actors before they enter your system.

Improve Email Deliverability

Maintain sender reputation with clean, engaged subscriber lists.

Save Marketing Costs

Stop spending on undeliverable emails — clean lists = higher ROI.

Simple, Transparent Pricing

Pay only for what you use — no hidden fees

Starter

$0.001 per verification

✓ 1,000 free verifications/month

✓ Real-time API access

✓ Basic analytics dashboard

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Professional

$0.0007 per verification

✓ Volume discounts from 50K+

✓ Priority support (SLA: 4h)

✓ Webhook integrations

✓ Advanced fraud insights

Contact Sales

Enterprise plans available with custom SLAs, dedicated IP pools, and on-premise deployment. Get in touch.

Developer-First Documentation

Clean API, clear examples, and real-time testing

Full API Documentation

Example: Verify an Email

# Request
GET https://api.zenvexa.cloud/v1/verify/email?email=hello@example.com&api_key=YOUR_API_KEY

# Response (200 OK)
{
  "email": "hello@example.com",
  "valid": true,
  "reason": "accepted_email",
  "disposable": false,
  "domain_exists": true,
  "mx_found": true,
  "smtp_check": true,
  "catch_all": false,
  "deliverability_score": 0.98,
  "risk": "low"
}

SDKs available for Node.js, Python, Ruby, PHP, and Go. Webhook support for async processing.