a list of 5 best sites where I can do bulk Google Page Rank (PR) check?

[Yao Zhang]

- at least 100 URL check each time;
- PR value must be reliable.
http://bulkpagerank.com/default.aspx
fake and not working

http://checkbulkpagerank.com/
artificially slow and not working

http://www.bulk-pagerank-checker.com/
not working


http://www.masspagerank.com/
50 URL only.

http://www.pageranksubmit.com/
not working