> For the complete documentation index, see [llms.txt](https://docs.faronics.com/deep-freeze-cloud/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.faronics.com/deep-freeze-cloud/using-deep-freeze-cloud-console/appendix-a-authorized-domains-and-ports.md).

# Appendix A: Authorized Domains and Ports

Deep Freeze Cloud makes use of a number of ports and URLs for communication between clients and the Cloud Services.

In general, port 443 must be open to outbound traffic to allow for the Deep Freeze Cloud service to function.

<table data-search="false"><thead><tr><th>Service</th><th>Domain/Port</th></tr></thead><tbody><tr><td><p>Deep Freeze</p><p>(For computers to report to the Cloud console)</p></td><td>http://*.deepfreeze.com</td></tr><tr><td>Deep Freeze Cloud</td><td><p>To show online/offline status or execute active tasks on computers.</p><p>Websockets will vary depending on the web server.</p><ul><li>https://www-ws.deepfreeze.com/ or 34.216.139.196</li><li>https://www3-ws.deepfreeze.com/ or 54.191.220.116</li><li>https://www4-ws.deepfreeze.com/ or 34.216.139.196</li><li>https://www5-ws.deepfreeze.com/ or 34.216.139.196</li><li>https://www8-ws.deepfreeze.com/ or 34.216.139.196</li><li>https://www15-ws.deepfreeze.com/ or 3.134.251.50</li><li>https://www2-ws.deepfreeze.com/ or 3.248.47.158</li><li>https://www7-ws.deepfreeze.com/ or 3.248.47.158</li><li>https://www9-ws.deepfreeze.com/ or 3.248.47.158</li></ul></td></tr><tr><td><p>Deep Freeze Cloud</p><p>(S3 Bucket for the installers)</p></td><td>https://s3-us-west-2.amazonaws.com/faronics-dfc-s3-installer-production/Download/</td></tr><tr><td>Anti-Virus Definition Server</td><td>http://defs.deepfreeze.com/</td></tr><tr><td>Anti-Virus Definition Cloud front</td><td>dxmrzy9ysz9qq.cloudfront.net</td></tr><tr><td>Remote (RDP/VNC) North America</td><td>52.88.207.40</td></tr><tr><td>Remote (RDP/VNC) International</td><td>34.251.160.43</td></tr><tr><td>Remote Pro NA: United States (East)</td><td><p>https://useast-rcpcloud.deepfreeze.com:443 or 3.140.73.22</p><p>TCP 10000-20000 (WebRTC)</p></td></tr><tr><td>Remote Pro NA: United States (West)</td><td><p>https://uswest-rcpcloud.deepfreeze.com:443 or 54.219.75.81</p><p>TCP 10000-20000 (WebRTC)</p></td></tr><tr><td>Remote Pro International: EU (West - Ireland)</td><td><p>https://remotepro-eu-west-1.deepfreeze.com or 34.248.1.73</p><p>TCP 10000-20000 (WebRTC)</p></td></tr><tr><td>Remote Pro International: Mexico Central</td><td>https://remotepro-mx-central-1.deepfreeze.com:443 or 78.14.30.251
<br>TCP 10000-20000 (WebRTC)</td></tr><tr><td>Active Directory Authenticator</td><td>https://*.deepfreeze.com</td></tr><tr><td>Cloud Relay</td><td>https://*.deepfreeze.com</td></tr><tr><td><p>Anti-Executable Cloud Support</p><p>(Windows OS files information)</p></td><td>https://s3-us-west-2.amazonaws.com/faronics-dfc-s3-installer-production/Download/Utility/AEData/WinOSFiles.xml</td></tr><tr><td><p>Anti-Executable Cloud</p><p>(Ransomware Extensions list)</p></td><td>https://4ykjtofphl.execute-api.us-west-2.amazonaws.com/production</td></tr><tr><td>WINSelect S3 bucket for Kiosk mode for North America</td><td>https://s3-us-west-2.amazonaws.com/faronics-dfc-winselect-ui</td></tr><tr><td>WINSelect S3 bucket for Kiosk mode for International</td><td>https://s3-eu-west-1.amazonaws.com/faronics-eu-winselect-ui</td></tr></tbody></table>