I can't 100% confirm that these are accurate.
But, according to:
https://en.wikipedia.org/wiki/Girls_...ld_(franchise)
https://en.wikipedia.org/wiki/Bang_Bros
https://en.wikipedia.org/wiki/XVideos
Their ownership links are:
GirlsGoneWild was sold to Bang Bros
WGCZ owns Bang Bros
WGCZ owns XVideos
WGCZ owns Sheer
GirlsGoneWild's 2257:
GTFLIX TV s.r.o.
Krakovská 1366/25,
110 00 Praha 1
Czech Republic
https://girlsgonewild.com/docs/notice2257
Pornbox's 2257:
GTFLIX TV s.r.o.
Krakovská 1366/25,
110 00 Praha 1
Czech Republic
https://pornbox.com/application/docs/notice2257
These must be "partner sites" as detailed here:
https://www.sheer.com/terms-and-conditions
Do you get anything from these views?
You are supposed to according to their terms... But, you'll probably never know for sure.