How to check if the email deal withexists
To check email if individual went into mailbox.does.not.exist @webdigiapps. com actually exists undergo the following in order prompt on home windows/ terminal on mac computer. The orders you input remain in green and the web server response remains in blue. Feel free to pertain to MACINTOSH &amp; & COMPUTER screenshots in the direction of the end of this message.
Step 1 &ndash;- Find mail exchanger or email hosting server of webdigiapps.com
nslookup -q= mx webdigiapps.com
Non- authoritative response:
webdigiapps.com email exchanger = 0 mx2.sub3.homie.mail.dreamhost.com.
webdigiapps.com mail exchanger = 0 mx1.sub3.homie.mail.dreamhost.com.
Step 2 &ndash;- Currently we understand the mail server deal withthus allow our team hook up to it. You can connect to some of the exchanger addresses in the reaction coming from Measure 1.
telnet mx2.sub3.homie.mail.dreamhost.com 25
Connected to mx2.sub3.homie.mail.dreamhost.com.
Escape character is actually – ^] ‘.
220 homiemail-mx7. g.dreamhost.com ESMTP
250 homiemail-mx8. g.dreamhost.com
mail from: <
250 2.1.0 Ok
rcpt to: <
550 5.1.1 : Recipient address declined: Customer unknown in online alias table
221 2.0.0 Bye
Screenshots &ndash;- MAC Terminal &amp; & Windows
- the 550 action indicates that the email deal withis not valid and you have caught a valid however inappropriate email address. This code can be on the hosting server and called on AJAX when individual tabs away from the email field. The whole entire check will take lower than 2 seconds to run and also you may ensure that the email is proper.
- If email was present the web server will certainly answer witha 250 rather than 550
- There are particular web servers witha CATCH ALL OF email and this means all email deal withare accepted as valid on their hosting servers (RARE yet some servers perform possess this environment).
- Please carry out certainly not use this technique to constantly to check email for schedule of gmail/ yahoo/ msn profiles etc as this might trigger your IP to become added to a blacklist.