The NET-PwrCtrl listed below can be tested.

'No authentication' is on (Settings/User). Login is not required.

Changing the settings is not possible.
'Logbook' shows all switching operations.

Have fun testing.

 My IP Address
NET-PwrCtrl

ADV
ADV POWER
ADV POWER 19”		 adv Ver. 6.5
NET-PwrCtrl

HUT2
HUT2C
HUT3 (Except Timer)
IO
IO POWER
IO POWER 19"

in German		 hut  io Ver. 6.5

NET-PwrCtrl

ZX
ZX POWER
ZX POWER 19"

io Ver. 7.2

The Devices have been tested with the browsers:
Chrome, FireFox, Android, Ubuntu, iphone and ipad.