Please ensure the domains below are allow-listed on your network. It is best to allow any subdomain of starfall.com.
Current subdomains of *.starfall.com are:
www.starfall.com
image.starfall.com
more.starfall.com
more2.starfall.com
secure.starfall.com
store.starfall.com
teach.starfall.com
Opening ports 80 (http) and 443 (https) for these domains should allow all of Starfall's activities to get through your firewall.
Please contact us if you need further assistance.