Google PageRank was, for a long time, one of an ideal ways SEOs could aggregate up what Google thought about a page. It used to be the situation that SEOs could take a gander at PageRank and in a flash know why something was positioned lower than it ought to be. In the previous year, nonetheless, PageRank has been tumbling down the rankings as far as SEO instruments. Google changed their API, so outsider doesn't get the PR and show NA. You can utilize google toolbar on IE and Chrome, neither firefox.