An email verifier, also known as an email checker, is a software used to check an email address or a list of email addressesEmail addresses, also known as "electronic addresses" or simply "emails", represent a form of digital communication popu... More.
As email addresses deteriorate over time (every day thousands are deleted and no longer exist, and many more are created), the role of an email verifier is to check that the addresses tested are still valid and can be used for an emailing campaign (or for simple email sending).
The basis of an email checker is to give the status of the tested mailbox, without ever sending any actual email to it.
The email verifier is an essential component of the email marketingEmail marketing, also known as Emailing, is a digital marketing strategy that uses email as its medium. It is one of the... More ecosystem, as it helps to decrease hard bouncesA hard bounce is an email marketing concept. It refers to a notification which indicates that a message sent has not bee... More of email lists, and thus increase the deliverability of email advertising campaigns.
By working on data quality, the email verifier enables the main ESPs (such as gmail, hotmail, yahoo, etc.) to perceive the advertiser as a person who follows the “best practices” of email marketing, and is therefore trustworthy and should not be confused with a spammer.
Maintaining good email listAn email list, also known as an email address list, or even mailing list, is a set of contact email addresses that an en... More hygiene with the help of an email verifier tool will therefore gradually help the advertiser to reach the INBOX box (instead of the promotional or spam box).
As the hard bounce rate metric is closely monitored and used by email routersAn email router is an online service that simplifies and enriches (through statistics and tracking) the email marketing ... More, regular use of an email verification solution also enables an advertiser to reduce its hard bounce rate (below the maximum authorized limit of 5%), and thus avoid being blocked by routers when sending emails.
It’s estimated that between 3% and 7% of a list’s emails will become invalid every year, which is why advertisers are advised to have their emails checked by a good email checker once or twice a year, to avoid the risk of damaging to their reputation, and to preserve their ROI.