Because it's not the first time she's posted stuff that you can find and the first time she was asked by someone if that was her set on a site all the pics got deleted. So I guess suspicion runs high. I have no issue if someone wants to post herself/himself on the internet to that degree. Good on them, must take far more confidence than I could ever hope to have..
The pics are also attributed to so many different names as well. And date wise they go back 2-3 years. Like the ones posted here which are from 2017.