Network requirements

To take full advantage of our tools and systems, you will want to ensure your network is fully allowed to access our tools.

Summary

IP list

Below is a list of our current IPs

• 64.62.178.162 - 64.62.178.174
• 166.70.120.178 - 166.70.120.182
• 204.228.148.66 - 204.228.148.70

Ports

• TCP 80, 443, 10000-65535
• UDP 80, 443, 10000-65535

Email Whitelist

Emails are sent out to teachers, students, parents, judges, and other volunteers that use our system. These Emails are sent my your contest staff to communicate about the event or inform them of action needed. These emails are not generated by zFairs or other stakeholders but by your users.

Please allow *@zfairs.com for emails.

IP's and Ports used

• IPs: 166.70.120.178 - 166.70.120.182
• Port: 25

Video / Web Conferencing

We use the WebRTC standard for video and web conferencing, please ensure the following ports, IPs, and domains are approved.

Domains

• *.zfairs.com
• *.docTogether.com

IPs

• 64.62.178.162 - 64.62.178.174
• 166.70.120.178 - 166.70.120.182
• 204.228.148.66 - 204.228.148.70

Port

• TCP 10000-65535
• UDP 10000-65535

Realtime Communication Features

Needed for online judging, spelling bee, Acadeca, science fairs

IPs

• 64.62.178.162 - 64.62.178.174
• 166.70.120.178 - 166.70.120.182
• 204.228.148.66 - 204.228.148.70

Port

• TCP 10000-65535
• UDP 10000-65535