How to verify email address automatically through mail server or smtp server

[teki parimala]

How can we verify Email addresses before sending emails?. Generally we can verify email address through Email verify tools. But Im asking it should be done automatically through Mail server or smtp server means it should verify emails addresses automatically before sending email to them .which to avoid sending emails to junk and invalid and blacklisted .. Please help me ASAP

[Lost User]

There is no easy way to verify email addresses apart from the basic name@domain check. You could keep a list of known illegal domain names, but even that is not guaranteed.

[Lost User]

teki parimala wrote:

which to avoid sending emails to junk and invalid and blacklisted ..

You can't, simply because you don't know whether I have blacklisted you in my email-app.

Bastard Programmer from Hell :suss: If you can't read my code, try converting it here[^] "If you just follow the bacon Eddy, wherever it leads you, then you won't have to think about politics." -- Some Bell.

[Rahul Khot]

you should already have list of illegal email domains. However you can check dkim records might be they will help you