A bounce is when your email wasn’t delivered to the recipient’s inbox. A hard bounce is a permanent delivery failure. A hard bounce could happen for a couple of reasons. The most common reasons are fake email addresses, the domain doesn’t exist, or the recipient’s email server is not accepting the emails.
Hard bounces usually happen when you are . When an email bounced, the Internet service provider sent back a message explaining why it failed to deliver
Reasons for hard bounces (Permanent delivery failure)
- The email address is invalid due to a typing error
- The mailbox is unreachable or disabled
- The domain has expired or renewed, or perhaps it is no longer active
- The email address you are trying to reach doesn’t exist
- A mail server at the recipient’s domain has blocked your server
- The email doesn’t pass the security policies the recipient’s server
- Something in the email body or subject triggered the spam filter
Sometimes the response from the recipient’s email service is not specific to categorize the bounced email.
For all of these reasons, there is not much you can do about it. The only solution is to delete the hard bounced contacts to maintain good list hygiene. Before deleting the email addresses from youmake sure to export all the email addresses somewhere else.
What is soft bounce?
A soft bounce is temporary or less Mexico Phone Number Data permanent. It could happen because the attachment you are trying to send is too big or the recipient’s inbox is full. When it comes to hard bounce vs. soft bounce, the soft bounced emails are less of a worry.
Reason for soft bounces (Temporary delivery failure)
There are many reasons for a soft bounce. Let’s have a look at some of the common ones:
- The recipient’s mailbox is full or inactive or not configured correctly
- Your message doesn’t meet the recipients anti-spam or anti-virus requirements
- The recipient’s email server is down
- The mail or attachment is too large
- Unknown reasons prevent Austria Phone Number List email from being relayed between email servers
- Your message bounced back due to the content
If the email address continues to be a soft bounce in future campaigns, your ESP will consider it a hard bounce.
For each of these reasons, your email will not be delivered. Your email server continues to send the soft bounced emails for up to 72 hours. After it, soft bounces will be converted to the block list.