Please add the following URLs as entries to the pre-authorization access.
Use the following list if you are using:
Aerohive
Open Mesh
Cisco (WLC Managed)
Aruba iAP (via Aruba Central)
Aruba iAP
Ubiquiti Unifi
spotonwifi.com
ssl.gstatic.com
accounts.google.com
facebook.com
fbcdn.net
akamaihd.net
facebook.net
twitter.com
twimg.com
instagram.com
placehold.it
placeholdit.imgix.net
apis.google.com
googleapis.com
Note: Some brands use an asterisk (*) in their Walled Garden. Use the following list if you are using:
Draytek
Xirrus
Ruckus Zonedirector
Ruckus Smartzone
Cisco Meraki
*.spotonwifi.com
*.facebook.com
*.fbcdn.net
*.akamaihd.net
*.facebook.net
accounts.google.com
ssl.gstatic.com
twitter.com
abs.twimg.com
*.instagram.com
placehold.it
placeholdit.imgix.net
*.googleapis.com
apis.google.com