Real-Time Email Validation for Signup Forms

Validate emails instantly during user registration to reduce fake accounts and improve deliverability.

80% reductionin fake account signups
Save $500+/moon email marketing costs
< 2 secondsvalidation response time
The problem

Fake, mistyped, and disposable emails during signup lead to bounced welcome emails, skewed analytics, and wasted marketing spend on unreachable users.

The solution

Integrate our Email Validation API directly into your signup flow. Validate emails in under 2 seconds with syntax checks, MX record verification, and disposable email detection before the user completes registration.

Everything this unlocks.

Block disposable and temporary emails at signup
Detect typos in email domains with hasTypo flag
Reduce fake account creation by 80%+
Protect sender reputation from day one

Working code, ready to paste.

const res = await fetch("https://api.apiverve.com/v1/emailvalidator?email=support%40myspace.com", {
  headers: { "x-api-key": "YOUR_API_KEY" },
});
const { data } = await res.json();
console.log(data);

Ship real-time email validation for signup forms faster. One key, the Email Validation API, and 300+ more APIs.

Scaling up?

Volume pricing, custom SLAs, and dedicated support for high-traffic teams.

Contact sales