There is problem to open in cloud version
Please share the screenshot, it will be easily understood. What is the nature of the problem.
Check And tell
Please restart your cloud server.
Try typing your subdomain URL manually. kpk.manager.io looks fine from my phone.
Perhaps consider restarting your internet connection, as it seems you are unable to access the domain manager.io.
share your number please
I Check With Mobile chorm and Laptop and have there laptop still not working
Also not working Main website manager.io
as Mabaega says please restart your Inter net device, its not the web site problem.