メールリスト洗浄サービスでメールの直帰率を下げるには?
Table of Contents What is Email Bounce Rate? Email bounce rate refers to the percentage of emails sent that were undeliverable and returned to the sender. This can occur for a variety of reasons, such as invalid email addresses, full inboxes, or blocked domains. There are two types of email bounce rates. A soft bounce is an email delivery failure that is temporary and can be resolved. Some common causes of soft bounces include a 続きを読む