Disposable Email Checker - TempMailChecker
Instantly check if an email address is disposable or temporary. Free, fast, no API key required.
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Stop fake signups before they reach your database.
TempMailChecker instantly identifies whether an email address is disposable / temporary using real-time API detection. The extension checks any email and tells you immediately if it comes from Mailinator, GuerrillaMail, Temp-Mail, 10MinuteMail, or 200,000+ other disposable domains.
⚡ Ultra-Fast Detection
• Sub-millisecond processing
• ~50–80ms worldwide latency
• 3 regional endpoints (US • EU • Asia)
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