Soft Bounce

What is Soft Bounce? Temporary Email Delivery Issues

Soft Bouncetemporary issues such as an email, a full inbox, server issues, or the recipient's email being too large Temporarily Unable to Deliver refers to the situation. An email address in which the email address is permanently invalid Hard Bounce On the contrary, a soft bounce problem can be solved by itself after a while. Therefore, soft bounces are usually not immediately removed from email lists; however, repeated soft bounces may indicate that email address is no longer active.

Causes of Soft Bounce:

  • Recipient's Inbox is Full: Email cannot be delivered because there is not enough space in the recipient's inbox.
  • Server Issues: There may be a temporary problem or overload with the recipient's email server.
  • Post Size Limit: The email sent (with attachments) may exceed the size specified by the recipient's server or inbox.
  • Domain Issues: The receiver's domain may be temporarily disabled or overloaded.
  • Autoresponders: “Out of office” autoresponders can also be perceived as a soft bounce, but in this case the email has actually been delivered.

How to deal with soft bounce?

  • Try Again: Email service providers try to automatically resend emails that have a soft bounce, usually after a certain period of time.
  • List Cleaning: If you receive multiple soft bounces from a specific email address in a row, you may want to consider removing that address from your email list. This is important to protect your sender reputation.
  • Segmentation: By analyzing soft bounce rates, you can determine which email addresses are problematic, and perhaps whether there are quality issues in a particular segment of your list.

Example:

When you send a marketing email, email because the recipient's inbox is full “soft bounce” can do it. In this case, the email can not be temporarily delivered. However, when the recipient later frees up space in their inbox, the email may reach the recipient as a result of your email provider trying again. This is an important metric when tracking the effectiveness of your email campaigns.