![]() However, do not limit the verification to a RegEx rule only. These validation rules can be implemented in a regular expression or RegEx to verify the email address syntax. It can also contain a hyphen if it is not the first or last character. (the local part cannot start and end with a dot, and you can’t use the dot consecutively like domain part can contain alphanumeric characters (both upper and lower case). alphanumeric characters – A to Z (both upper and lower case) and 0 to 9.Let’s take a regular email address: It consists of local ( example) and domain ( mailtrap.io) parts. This is what a proper email verification consists of: your bounce rate approached or exceeded 2%Ĭhecklist to achieve proper email verification.it’s been a while since the last verification (more than one month).It is recommended to review your mail list if: When do you need to verify email addresses?Įmail verification is not a recurrent activity. In the blog post How to Improve Email Deliverability, we shared the best practices for maintaining proper sender reputation.Įmail campaign performance depends on the accuracy of your email list. If you regularly send emails to invalid addresses, your email campaigns will end up in the spam folder. The poor reputation, in turn, drops your deliverability. The thing is that many hard bounces impair your sender’s reputation. Why do you need to verify email addresses? This being said, let’s see how you can run email validation or email verification without sending an email. It would be beneficial for everyone (marketers, projects, and developers) to agree on this: refer to email validation only in the context of email syntax while email verification should mean the entire complex of verification procedures from email validation to email address confirmation through SMTP verification, domain verification, or DOI (double opt-in) check. ![]()
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