Detect Temporary & Throwaway Email Addresses Instantly
Identify disposable and temporary email providers with our free detector. Protect your signups and lead quality.
Enter a domain, or an address to read the domain from.
Checking the domain against the disposable corpus…
Disposable email addresses damage your business metrics and create fraud risks.
Disposable email signups inflate your user count but never engage with your product. You're spending money maintaining inactive accounts.
Disposable signups distort your user growth metrics, making it hard to understand your real business performance and customer trends.
Bad actors use disposable emails to evade security measures, bypass rate limits, and commit account fraud. They're a major abuse vector.
Disposable signups artificially boost user numbers, misleading stakeholders and making it hard to assess true product adoption.
Our detection system covers 30,000+ disposable email domains.
Disposable email detection protects critical business processes.
Block disposable emails at registration to get quality user data.
Stop bad actors from registering unlimited free trial accounts.
Ensure your lead database contains only legitimate prospects.
Prevent competitors from entering contests with throwaway emails.
Domain profiles updated most recently. Each one carries MX records, the mail host, authentication status and a trust score.
Disposable detection is one signal. The full suite catches throwaways plus low-trust domains, catch-alls, and gateways — with a single trust score.
What you unlock
Each one answers a different question about the same DNS. Pick by the question you have.
Protect your signups and keep your user data clean. 25 free checks per day, no signup required.