Another Google Puzzle....?

Here's a list of domain names:
www.466453.com
www.Beckers-erkelenz.com
www.Blevin.org
www.Blu-ray.us
www.Bootboortz.com
www.Bscope.com
www.Cashcarrier.net
www.Cheapbits.net
www.Chinasoho.net
www.Cmbio.com
www.Davenorman.net
www.Deliciousmenu.com
www.Europraca.net
www.Foofle.com
www.Gewgle.com
www.Gewgol.com
www.Ggoogle.com
www.Godsc.com
www.Gogle.com
www.Gogole.com
www.Googel.com
www.Googil.com
www.Google.biz
www.Google.com
www.Google.net
www.Google.org
www.Google.us
www.Google.ws
www.Googlecache.com
www.Googlecom.com
www.Googlee.com
www.Googlegear.com
www.Googlegear.net
www.Googleimageads.com
www.Googleproxy.com
www.Googlevip.com
www.Googlie.com
www.Googlr.com
www.Goolge.com
www.Gooogle.com
www.Gppgle.com
www.Gppglr.com
www.Greyowlpress.com www.Guugle.org
www.Hakukone.com
www.Hakukone.net
www.Igoogle.com
www.Interlandia.net
www.Jagrand.com
www.Kedrowski.com
www.Littlepeoplepartysupplies.com
www.Mantratantra.com
www.Mendiboure.com
www.Millerchip.net
www.Nickel-tec.com
www.Northerncolony.com
www.Onetouchplus.com
www.P0rnarchieve.com
www.P0rnarchive.com
www.Pageadgooglesyndication.com
www.Paracelsus.org
www.Richardroesler.com
www.Scandiq.com
www.Securityf2.com
www.Signacon.net
www.Sinoweblog.com
www.Smartprogrammer.com
www.Smartprogrammer.net
www.Syeah.com
www.Talkcentral.org
www.Tamasyn.com
www.Tampe.info
www.Thebauers8.com
www.Thecarbonneaus.net
www.Toshikazu.com
www.Turnkeyservers.com
www.Wwwgoogle.com
www.Wwwgooglesyndication.com
www.Googlebot.com
www.Mydejanews.com 

- All the ones that I checked go to Google.com
- Some are registered to Google, some are not
- All seem to be hosted on the same IP address: 216.239.57.99

Some of this just does not add up to me.... any ideas?
(hris