Класиране по PR
- http://twitter.com - PR: 10
- http://www.cnn.com - PR: 9
- http://google.com - PR: 9
- http://bbc.co.uk - PR: 9
- http://instagram.com - PR: 9
- http://youtube.com - PR: 9
- http://facebook.com - PR: 9
- http://microsoft.com - PR: 8
- http://ask.com - PR: 8
- http://www.ebay.com - PR: 8