Wild APIs

Trueguard

FreemiumUntestedOur check runs without a key, so we couldn't test this one. It doesn't mean it's down.
Detects disposable emails, VPN/proxy use, device fingerprints and bot signups for fraud checks.

Example request

curl -X POST -H "x-api-key: $API_KEY" -H "Content-Type: application/json" -d '{"email":"[email protected]"}' https://api.trueguard.io/v2/email/validation

Free tier, in plain English

Free plan includes 1,000 fraud/email-verification checks a month at no cost.

Alternatives in Fraud