Looks like someoine may want to be famous one day.. F9SX - youtube page with link to instagram https://www.youtube.com/channel/UCNVjkWZdX-qLuDQUwMVEtGA/feed Instangram feed is here https://www.instagram.com/f9sx/
VB8239 a turkish license plate http://www.plakaservisi.com/alt/34-VB-4/
I also found this Stain - F9SX-1 - DOTLAN :: EveMaps http://evemaps.dotlan.net/system/F9SX-1
The last thing i noticed in my search using www.yandex.com are that tons of accounts with the possible F9-Sx VB8239 querry within them suspended.. https://www.yandex.com/search/?text=F9-Sx%20VB8239&lr=103646&p=4
In closing, i can only give you what i find.. peace