An email checker online is a tool that checks if an email address is valid. The tool runs several tests, including syntax checks, domain checks and mailbox verification. These ensure that the email address is valid and that it can receive emails, and that the domain is registered. This helps to prevent spamming, which hurts the reputation of email marketers and causes messages to be blocked.
How can I verify an email address online?
Using an Email checker online is easy, and can be done in a matter of seconds or minutes. Many services allow you to upload a list of addresses and then run a series of tests. This can be useful for marketers that use their own web forms to collect email addresses or for companies that want to verify all the email addresses they have on file.
Most email validation tools perform a basic syntax test to make sure the letters are arranged correctly. They also look at the domain and domain extension to make sure they exist. They may also check for spam traps, which are real-looking but invalid email addresses that are used by email providers and anti-spam groups to catch people sending spam.
Some email validation services offer a more advanced check, such as a ping test. This sends a request to the server that hosts an email address to see if it is active. It can also check for the existence of a mailbox, and whether the mailbox is configured to accept incoming emails.