Here are three lists/URLs customers can use to access Let's Go Learn URLs for white listing below. Please add the following URLs/IPs to your proxy/web filter whitelist and then confirm that the following sites are available by visiting them behind the filter:
White list of URLs:
*Please note that some web filters require you add both http and https for each url to the whitelist. Additionally some web filters require you define both www and non www urls on the white list.
Troubleshooting issue with white list:
Advanced Network and computer lab troubleshooting