URLFAN web site rankerというエントリーより。

New service URLFAN ranks web site popularity by the number of times a URL is mentioned in RSS feeds from all over the web.


Currently tracking about 285,000 RSS feeds (which is probably only a small chunk of the number of feeds out there), URLFAN will undoubtedly get more accurate as it gets more data.



ネタフルで試してみましたが「Has been mentioned in 6 feeds」とかなりお寒い結果に。ブルブルブル。