We are here to help!

Find new ways to use Atera, Ask us anything.


What are the MailShield's IP Addresses?

Atera recommends you create 3 rules in your Firewall.
Open incoming traffic (port 25) only from these ip addresses:
  • (mask = (
  • (mask = (
  • (mask = (
Was this article helpful?
0 out of 0 found this helpful
Have more questions? Submit a request