Internet connection bandwidth monitor (FritzBox) with 7 segment display and esp8266

This is a small device to monitor my internet connection. It shows the currently used bandwidth in MB/s for the upload and download (in the sample image it's 410Kb/s uploading and nearly 18Mb/s downloading). I use it to see directly if stuff on my computer is not working as expected, because somebody is filling up our bandwith :)

At the moment I grab this data from homeassistant via api, the data itself is grabbed on my Fritz!Box. Maybe I find some time to gather the data directly from the bo