http://www.digpagerank.com/

Vibrant DCs 50 ip 59.151.x 2 ip 64.233.16x 62 ip
64.233.17x 33 ip 64.233.18x 60 ip 66.102.x 62 ip
66.249.8x 59 ip 66.249.9x 32 ip 72.14.20x 63 ip
72.14.21x 57 ip 72.14.22x 35 ip 72.14.23x 17 ip
72.14.24x 17 ip 72.14.25x 37 ip 209.85.x 53 ip
216.239.3x 23 ip 216.239.5x 62 ip 216.239.6x 15 ip

for each URL it will show you if it is a True or False or Unconfirmed pagerank – this helps webmasters avoid link trading or advertising on pages that have deceptive PRs