If it stops posting to MyAcurite when you have it going through the windows10 bridged connection, it may not be getting an IP address.
From your stick computer, You can try to run arp -a from the Command Prompt (Start / Programs / Windows System or windows-r and run CMD).
In the Physical Address column look for your acurite smarthub, 24-c8-6e-xx-xx-xx
You should be able to ping the IP address and connect to the smarthub using a web browser at its ip address.
If you have a laptop or another computer you can plug in to the adapter you have been trying the smarthub on, you can see if it obtains an IP address and can connect to the internet (and specifically
http://hubapi.myacurite.com)
You can also run ipconfig /all to see your IP configuration