This free service generates a custom Link Popularity Report, detailing which sites links to your URL.

Enter a URL into the Link Popularity Checker tool and find how many sites link to it in the Yahoo, Google, AltaVista and MSN search engines.

The WebPosition Link Popularity Check will search Lycos/AllTheWeb, MSN, AltaVista to determine how many pages on the Internet contain links to your site.

Free online tool which automatically queries multiple search engines simultaneously to determine how many and who links to your site.

Link popularity check software program (freeware) that allows you to check the link popularity of your web site and compares it to other sites on the web.

Link Popularity Checker offers instant, online reports of a site's link popularity rating in 5 top search engines, including Google, MSN (Inktomi), AllTheWeb (FAST), AltaVista, & Teoma (Ask Jeeves) - Free!

Offers link popularity tools, including a free downloadable link popularity checker, and articles explaining link popularity and how to increase it.

Free web site promotion tool helps users with link popularity campaigns and search-engine optimization.

Offers free search engine marketing tools. Check link popularity, keyword verification, and number of pages you have indexed in search engines.