What does a rule look like? It is a kind of default status for selected domains. You just need to select a domain and specify a rule for it.

You have the opportunity to set rules for existing domains. Advanced validation dramatically increases the quality of mailing list verification and have an effect on email open rate for future campaigns. In the filter settings, pick out the domains you want to be checked. If you've got multiple domains, this type of validation will be especially effective. This type of check involves standard verification algorithms.Īdvanced validation. The user is free to choose the necessary type of validation: You will also prevent deletion of truly valid emails using an email list cleaning software. With such reliable verification, you can exclude as many nonexistent emails as possible. Atomic Mail Verifier searches for a domain's SMTP server and checks the user's existence. This is the last step of full verification. In the case of a non-existent domain, the email address would also be nonexistent.Įmail address check. Addresses are checked for correspondence to the RFC registration.ĭomain check. Each of the three steps can be executed separately, or combined to form one big verification process. This three-level validity check gives the most effective results. You can use email checker and verify emails in three steps. Email address checker - Three-level validity check

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