Torrents meta-search engine in asp.net

Torrents meta-search engine in asp.net is needed ! similar to torrentz.com

Requirements:

1. Torrents meta-search engine. This means just search other search engines. We will supply the search engines sites to index.
2. Link to other independent search engines that might host torrent files. Indexing process will be completely automated.

Technology:

1. Asp.net
2. IIS
3. MS-SQL
4. Sphinx



NO PHP and OTHER TECHNOLOGIES PLEASE !