The DNS record that tells the internet which server handles mail for a given domain. No MX record means that address literally cannot receive email, no matter how good the username looks.
MX Record matters because it directly affects whether the lead in front of your team is real. TrafficValidator looks at mx record alongside 30+ other signals to score every lead in real time, so your sales team only works with the ones worth a follow-up.
See how TrafficValidator detects thisDisposable Email
A throwaway inbox from a service like Mailinator, Guerrilla Mail, or 10minutemail. Anyone can grab one in seconds, use it to download your gated PDF, and never read another word from you.
Domain Intelligence
Looking at the email's domain for signals that say whether it's real. Does it have MX records? When was it registered? Is it on a known disposable list? Is it one of 400 lookalikes spun up last week?
TrafficValidator scores every lead in real time across 30+ signals including mx record detection.