How to Check the backlinks of Competitors?

This is my favorite because is fast, accurate and gives all the site´s backlinks in just one page:

online-utility.org/webmaster/backlink_domain_analyzer.jsp

(sorry but I cant post links yet)

 

Backlink Watch seems to hit their Yahoo API quota by mid-day now its getting so popular.

 

You can check it with backlinkwatch.com in start it was a good tool currently its not that good but serve the purpose.

 

Thank for the link.

 

http://www.backlinkwatch.com is a very nice tool it will help you alot

 

I just use Backlinkwatch dot com for checking my competitors link..

 

I also like http://www.backlinkwatch.com/

This site has useful info on each link such as anchor text used

 

you can check your backlinks in a diferent categories,like google and wca.

 

you can check your competitors backlinks ina different forms like google, wca.

 

Until now, i have use Websitecalculator, it gives you the number of backlink, google and alex page rank and how the site worth and also the traffic and how many a site could earn per day (revenue).

 

1. backlinkwatch.com
2. siteexplorer.search.yahoo.com
3. iwebtool.com/backlink_checker

i think you will get very good results with these
most of the time i use 1 & 2