With this tool you can check complete detailed information about quality and quantity of backlinks pointing to your website.
It will show you "anchor" text, pagerank, total outbound links on that page, and nofollow flag for each of your inbound link available.
It is a little similar to linkdiagnosis, but I find it a little more handy for this job, and much more faster and accurate.
Here it is, you can say what you think about this tool and more of that, if you can find it more useful than linkdiagnosis :
Backlinks Checker Tool - Backlink Watch