If you are having problems with reaching upsales you might have to change your DNS settings. This article will show you how to change to Gooogles DNS in order to follow their protocol on network security.

If you have windows:

search and press networkstatus:

Press network and sharing center:

Press adapter settings:

Right click the connected network (Generally wi-fi or ethernet) and choose properties:

Mark and choose properties for "Internet protocol iPv4":

Choose use preferred DNS server and enter 8.8.8.8:

If you are using iOS:

Open wi-fi and press open networkpreferences:

Mark the connection you are using and press advanced on the bottom right:

Press the DNS tab and add to the left column (iPv4) the dns 8.8.8.8: