check email

How to check if the email deal withexists

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To here is their site if individual entered into mailbox.does.not.exist @webdigiapps. com definitely exists undergo the following in command prompt on home windows/ incurable on macintosh. The demands you key in are in green as well as the web server action remains in blue. Feel free to describe MACINTOSH & & COMPUTER screenshots in the direction of the end of this article.

Step 1 –- Find email exchanger or even mail hosting server of webdigiapps.com

COMMAND:

nslookup -q= mx webdigiapps.com

RESPONSE:
Non- authoritative answer:

webdigiapps.com mail exchanger = 0 mx2.sub3.homie.mail.dreamhost.com.

webdigiapps.com email exchanger = 0 mx1.sub3.homie.mail.dreamhost.com.

Step 2 –- Now we understand the email hosting server deal withso allow our company link to it. You can hook up to one of the exchanger addresses in the response from Measure 1.

COMMAND:

telnet mx2.sub3.homie.mail.dreamhost.com 25

RESPONSE:

Connected to mx2.sub3.homie.mail.dreamhost.com.

Escape personality is actually – ^] ‘.

220 homiemail-mx7. g.dreamhost.com ESMTP

COMMAND:

helo hi

RESPONSE:

250 homiemail-mx8. g.dreamhost.com

COMMAND:

mail coming from: <

RESPONSE:

250 2.1.0 Ok

COMMAND:

rcpt to: <

RESPONSE:

550 5.1.1 : Recipient deal withrefused: Consumer unknown in digital pen names desk

COMMAND:

quit

RESPONSE:

221 2.0.0 Bye

Screenshots –- MACINTOSH Terminal & & Windows

NOTES:

the 550 feedback indicates that the email deal withis certainly not legitimate and also you have actually recorded a legitimate however incorrect email deal with. This code can be on the hosting server and gotten in touchwithAJAX when consumer tabs away from the email field. The whole entire check will certainly take less than 2 seconds to manage and you can easily make certain that the email is actually proper.
If email existed the server is going to react along witha 250 instead of 550
There are actually specific servers witha CATCH ALL email as well as this indicates all email deal withare allowed as legitimate on their servers (RARE but some servers perform possess this environment).
Please do not use this procedure to continuously to check email for availability of gmail/ yahoo/ msn profiles etc as this may create your IP to be included in a blacklist.
This is actually to supplement the regular email handle javascript verification.