Email list hygiene for all of us.
AlfredKnows is an all-in-one threat detection and email validation service trusted by the world’s most respected brands.
Over 9 billion emails checked.
Know what’s bad, risky or good—at a glance.
Email hygiene done right.
Eliminate bad addresses and identify valid contacts.
Removes bots, seeds, zombies, malicious contacts, and more.
Performs multiple checks to ensure that your contact’s identity is valid.
Returns “Plain English” insights into the mailability of your contacts.
Lower your risk, and your blood pressure.
See how it all comes together!
No matter if you’re new to email list hygiene or have a well-established process, you’ll love AlfredKnows.