This guy is spamming the shit out of Google, I belive he has more than 500k sites. Most of them with hundreds of subdomains and many many top 10 listings.
sexcams.8sexcams.net/sex-cams/3938.html
black-girls.blackgirls17.net/black-girls/5430.html
blonde.hot-blondes.info/blondes/821.html
girl-shaved-pussy.shaved--pussy.net/ shaved-pussy/609.html
www.webcam17.org/webcam/8702.html
www.gayteens.ws/gay-teens/7406.html
women.1lesbian.net/lesbian/5547.html
shaved-teen-pussies.shaved--pussy.net/ shaved-pussy/1189.html
...
When I research his listings I see that he gets all his PR from expired domains.
Click this link to see where he gets all his PR for his huge network of sites.
http://www.alltheweb.com/search?q=%2...1&no=off&l=any
That's smart, he uses cloaking and redirects his expired domains to archive.org