Born GSA Page Rank Metric-Own crawler

VMart

Reg: this post
Whenever I use others Page metric API, getting some issues, some time stopping api's.
GSA users are depend on the page metric api,
Why can't gsa company put this type of page rank metric service. 
I don't know how technically it is possible, but please consider this is my request.
Thank U.

Sven

impossible as we would need to scrape the whole internet and come up with some metic system that is representative.