https://check-host.net/check-dns?host=europe.cryptonight-hub.miningpoolhub.com

find an ip which is the fastest. copy and save it somewhere.

and change your host --> C:\Windows\System32\Drivers\etc
edit your host file and add      europe.cryptonight-hub.miningpoolhub.com
save your file and try to run.
* do not put "#" in front of your IP in your host file *