Linux provides two very useful tools for diagnosing network troubles: arp and ip neigh. $ arp Address HWtype HWaddress Flags Mask Iface fruitfly ether 7c:67:a2:cf:9f:ef CM enp0s25 Comtrend.Home ether ...
To use IP Check, you simply need to open the tool in a browser window, and you'll get one of several results. If your IP is clean, that means that your network hasn't been caught scanning the internet ...