How To Configure A Sendinblue SMTP Relay in Postfix?

Fix Email Issues in CyberPanel with SMTP Relay Setup Free Method.

First Create a email using your Cyberpanel Under Emai Tab

Create Email

Second go to the SSL tab and click on MailServer SSL, then select your domain and press Issue SSL button.

Third Create a free account in https://account.sendinblue.com/

And add your domain

Click on Domain and Add your domain. After adding the domain you need to verify txt SPF and DKAIM

one by one copy the key and paste it on you cyber panel domain under the DNS tab Add/Delete Records .

Once completed the task you can see your domain is verified.

Download putty and open your server using SSH

sudo su -

nano /etc/postfix/main.c

Scroll to the bottom of the config and paste in the additional config. If you’re not using Sendinblue, you should change the server address in the first line:

relayhost = [smtp-relay.sendinblue.com]:587
smtp_use_tls = yes
smtp_sasl_auth_enable = yes
smtp_sasl_security_options = noanonymous
smtp_sasl_password_maps = static:ideaspot.youremail.com:xsmtpsib-f46cf5b98745cba535588fc1535175c0dbbdb15632719b79a695a99c6f3586bf-vbOKyBJn2Wh90QSx
smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt

CLt+X -> Y->Enter

smtp_sasl_password_maps: you will get the details from your sendinblue account.

Thanks for reading….

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