Can not send mail

Community Support
1

Hi
I am create email address called [email protected] it opened roundcube but it not send mail how to solve that
Thanks

2

Please start with the actions taken? Any errors? Port 25 blocked?

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3

Port 143, 25 587 all are open but not send mail

4

Not by accident a firewall by your VPS hosting company? Internet provider also often block port 25.

https://cp.domain.nu:8083/list/server/?mail if there is any emails?

1 Like
5

I am using aws EC2
I don’t know I am beginner

6

In mail there are a mail address support@domain
.com I received mail but i don’t send mail

7

Maybe check https://aws.amazon.com/premiumsupport/knowledge-center/ec2-port-25-throttle/ first

2 Likes
8

port 25 is blocked can I chenge port to 465 to send mail from roundcube and it’s work with out ssl on mail domain if not how to install ssl on main domain

9

Hi @Saptrishi,
Port 25 is necessary for sending emails.

2 Likes