All Cloud and Hosted Jive instances will have the following outbound external IP addresses.
You may need to whitelist these IP addresses if you have a service you manage that your Jive instance will be connecting to, and your service is behind a firewall. For example, if your Jive community is configured to do LDAP directory syncing, all of the connections coming from Jive will come from the following IP addresses.
This document has been verified for version: Jive Hosted and Cloud (2016.3)
What data center am I in?
Changes in Jive Cloud 2018.x - Jive's Next-Generation Cloud Platform
Jive's 2018.x Cloud release coincides with a move in data centers for Cloud sites, moving from Jive's Phoenix datacenter to Amazon's AWS datacenter.
To ensure proper connectivity following your 2018.x upgrade, the following additional IP addresses need to be added to your whitelist:
AWS us-east-1 Region: 184.108.40.206, 220.127.116.11, 18.104.22.168, 22.214.171.124, 126.96.36.199, 188.8.131.52, 184.108.40.206, 220.127.116.11, 18.104.22.168, 22.214.171.124
New EMEA Region: 126.96.36.199, 188.8.131.52, 184.108.40.206, 220.127.116.11, 18.104.22.168, 22.214.171.124