Step 3: Send commands to verify email existenceĪt the moment, you should be inside telnet prompt that has access to MX server. If it works then you should be inside the telnet shell of that server, from here you can send commands to request actions. So, let’s take one of the above google mail servers, and telnet into it.
Verify email existence install#
You might want to install it if it’s not available on your computer, then proceed the command. to perform email existence verification.Īnd to do that, we will use telnet utility.verify if mail server is working or not.Check it out if you want to know more about it. I have written a detail tutorial on MX lookup using command-line. Your results might differ from me, but we can just access one of those Google mail servers to do the job. So the lookup command will be: $ nslookup -q=mx Non-authoritative answer: mail exchanger = 20. Let say, we want to verify an email named like Then we need to do MX lookup with. We will access one of those mail servers to do the verification. It will display one or several mail servers.
To find MX records, perform this command: $ nslookup -q=mx DOMAIN_NAME
Verify email existence how to#
If the target domain is serving such email address then it must been served from a mail exchange server, and MX records should be configured to define how to handle in/out emails. In other words, this is to find MX records of the domain in DNS zone file. Send commands into mail server to verify email existence. Telnet into the mail server to confirm if server is connectable and working.ģ. Locate or find mail servers of target domain, that is, the domain part of the email address you want to verify.Ģ. In facts, this is a pretty old tip, and it is still working today.ġ. I mean you can do it manually without sending actually email just to verify its existence. In this article, I will show you how to verify email existence via command-line.
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