Zscaler Exact Data Match Requirements
To ensure Zscaler Exact Data Match Index Tool can communicate with Zscaler cloud, please configure your firewall to allow outbound connections listed in following table.
Ports 443 and 53 must to be open for the Zscaler EDM Index Tool to connect to the Zscaler cloud.
Zscaler EDM Index Tool also requires connection to Central Authority IP Addresses. Please refer "Central Authority IP Addresses" section for the same.