API · 2,800+ domains blocked

Stop fake signups.
Before they happen.

One API call. Instantly detect disposable, temporary, and burner email addresses. Protect your product from throwaway accounts.

View docs →

Free demo checks: up to 20 requests per day for your IP. Sign up for 1,000 free checks and your own key.

// how it works

Three steps.
Zero friction.

Integrate in minutes. Works with any stack that can make an HTTP request.

01 —

Get your API key

X-API-Key: ts_live_yourkey

02 —

Call the API

Send a GET request with the email. Works in your signup form, backend, or webhook.

GET /v1/check
?email=user@example.com

03 —

Act on the result

Get a clear is_temp flag + confidence score. Block or flag as you choose.

"is_temp": true,
"score": 0.97,
"reason": "known_disposable"

// integration

Copy. Paste. Ship.

Ready-to-use snippets for the most common stacks.

// npm install node-fetch
async function checkEmail(email) {
  const res = await fetch(
    `https://yourdomain.com/v1/check?email=${email}`,
    { headers: { 'X-API-Key': 'ts_live_yourkey' } }
  );
  const data = await res.json();
  if (data.is_temp) throw new Error('Disposable email not allowed');
}
# Single check
curl "https://yourdomain.com/v1/check?email=user@example.com" \
  -H "X-API-Key: ts_live_yourkey"

# Bulk check
curl -X POST "https://yourdomain.com/v1/check/bulk" \
  -H "X-API-Key: ts_live_yourkey" \
  -H "Content-Type: application/json" \
  -d '{"emails":["a@temp.cc","b@gmail.com"]}'
# pip install requests
import requests

def check_email(email):
    res = requests.get(
        "https://yourdomain.com/v1/check",
        params={"email": email},
        headers={"X-API-Key": "ts_live_yourkey"}
    )
    data = res.json()
    if data["is_temp"]:
        raise ValueError("Disposable email not allowed")
// PHP 7.4+
function checkEmail($email) {
  $ch = curl_init();
  curl_setopt_array($ch, [
    CURLOPT_URL => "https://yourdomain.com/v1/check?email=".urlencode($email),
    CURLOPT_HTTPHEADER => ["X-API-Key: ts_live_yourkey"],
    CURLOPT_RETURNTRANSFER => true,
  ]);
  $data = json_decode(curl_exec($ch), true);
  if ($data['is_temp']) throw new Exception('Disposable email');
}

// features

Everything you need.
Nothing you don't.

Real-time detection

Sub-30ms response times. Block disposable emails at signup before the account is ever created.

Bulk API

Check up to 100 emails in a single POST. Clean existing user lists or validate batch imports.

Custom blocklist

Add your own domains via API. Block competitors, known spammers, or internal test addresses.

Auto-updated database

Syncs from curated open-source lists every 24 hours. New disposable providers caught as they emerge.

Confidence scoring

Every response includes a 0–1 score. Soft-block borderline cases, hard-block high-confidence throwaway addresses.

Usage dashboard

See your block rate, quota usage, and API key — all in one place after you sign in.

Stop fake signups.Before they happen.

Three steps.Zero friction.

Copy. Paste. Ship.

Everything you need.Nothing you don't.

Simple, honest pricing.

Stop fake signups.
Before they happen.

Three steps.
Zero friction.

Everything you need.
Nothing you don't.