In our application, we are facing Composer won't load on secure pages on my site issue and planning to whitelist below ip address.54.80.158.92
•54.204.197.253
•54.72.64.46
•54.72.56.50
•54.199.198.109
•54.199.241.57
Our Security Architecture reviewed these ip's and they have requested us to narrow it down to source/destination/protocol/port for a set time frame.