Anyone use gscraper for scrape footprint backlink ?

Hi  guys, 

I use gscraper for scrape backlink, and I put 10 private proxy. 

But, when the gscraper scraping backlink I got this link http://webcache.googleusercontent.com/search? . . .

Anyone want know, what is problem that ? 

Free version doesn't have the option to remove webcache from list.

It's because of your keywords