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I built an email validation API that goes beyond format checking — here is what it does
How-ToWeb Development

I built an email validation API that goes beyond format checking — here is what it does

via Dev.to WebdevJason Rak13h ago

Most email validators do one thing — check if the @ symbol is in the right place. That is it. Your database still fills up with throwaway addresses, typos, and dead domains. I spent months building MailForge to actually solve this problem. What it checks: Format validation — catches malformed addresses before anything else Live MX record lookup — verifies the domain has active mail servers, not just that it exists Disposable detection — blocks Mailinator, Guerrilla Mail, and hundreds of throwaway services Domain age — flags domains registered recently pretending to be legitimate businesses Typo correction — catches gmial.com, yahooo.com, hotmial.com and suggests the correct address AI risk score — uses Claude AI to return a 0-100 score rated LOW, MEDIUM, HIGH, or INVALID One API call. Send one GET request with an email address and get back 12 data points in under a second. Try it: Live demo with no signup required: https://mailforgeapi.netlify.app Available on RapidAPI with a free tier

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