Reference
Advanced
Echoes IP addresses
1min
This step is necessary for on-premises integrations behind the firewall
You can skip this step if your GitHub or GitLab instances are available from the public internet, for example if using github.com or gitlab.com.
You may need to add Echoes’s public IP as an allowed source in your network firewall in order for Echoes to be able to access your private network.
Echoes API uses the following IP addresses: 34.91.37.106 and 34.90.193.154.