- Step : 1 First, compose an email message and type the email address you want to check in the recipient field. Then, send the email message.
- Step : 2 If the email address is valid, the message will be delivered to the recipient.
- Step : 3 Otherwise, you get a message reading, ‘There was problem delivering your message.’ If the email address is not found, you will receive an email showing ‘Your message was not delivered.
- Step : 4 You can use the IP address of the sender to find whether it is a valid email address.
- Step : 5 When you receive an email message, open the email. The IP address is usually hidden in the received message.
- Step : 6 Select the option to view the source of the message and locate the IP address in the Received from section.
- Step : 7 Now, copy the IP address and paste it in a third-party IP address locator tool.
- Step : 8 You can view the location of the IP address if it is a valid email.
- Step : 9 There are lots of third-party email checkers online.
- Step : 10 You can go to the trusted third-party website and type the email address you want to check in the appropriate section. Then, click on the Check button.
- Step : 11 With the help of the email checker, you can identify duplicate email addresses and block them right away.