Email bounce-backs cause harm to your sending reputation and increase the likelihood of being blocked by mailserver MTAs (mail transfer agents).
Track your bounce rate
Use the dashboard to track your email spam bounce rate and try to keep it low.
In the online email client you can see your current bounces and diagnose the cause.
Solutions to email bounces
The main way to reduce bounce reports is to prevent an email from being returned. To ensure a mailserver accepts your email make sure the email is properly formed:
Setup your domain correctly
When using custom email domains ensure you setup the correct spf and dkim records to tell mailservers you are authentic.
Verify email address lists before sending
Use email verification services to verify lists of emails before you send a marketing campain:
You can see the results of validation in the verification result panel:
Verify emails when sending
When sending emails select the verification feature to filter out invalid email addresses to ensure to email bounces.
Check email addresses exist before sending emails to reduce bounce-back returns and avoid spam bans.
Email Bounces: What to Do About Them?
Keeping your email marketing list clean - avoiding bounces and complaints
Check email addresses are real and exist using MailSlurp email verification.
Avoid bounces and deliver emails to your customers with email verification and validation.
Setup bounce notification webhooks for your account to reduce email bounces