http://www.mikeonads.com/2008/07/13/using-your-browser-url-history-estimate-gender/
I will say, it was slightly off for me, they don't appear to have made allowances for female geeks, still kind of interesting
Likelihood of you being FEMALE is 5%
Likelihood of you being MALE is 95%
SiteMale-Female Ratio
yahoo.com 0.9
aol.com 0.82
wikipedia.org 1.08
amazon.com 0.9
paypal.com 1.04
cnn.com 1.35
target.com 0.67
imdb.com 1.06
ups.com 1.08
digg.com 1.56
foxnews.com 1.41
thepiratebay.org 2.13
mail.com 1.11
bmgmusic.com 0.68
etrade.com 2.13
gmail.com 0.9
nero.com 1.99
slashdot.org 1.74
caremark.com 0.96
I will say, it was slightly off for me, they don't appear to have made allowances for female geeks, still kind of interesting
Likelihood of you being FEMALE is 5%
Likelihood of you being MALE is 95%
SiteMale-Female Ratio
yahoo.com 0.9
aol.com 0.82
wikipedia.org 1.08
amazon.com 0.9
paypal.com 1.04
cnn.com 1.35
target.com 0.67
imdb.com 1.06
ups.com 1.08
digg.com 1.56
foxnews.com 1.41
thepiratebay.org 2.13
mail.com 1.11
bmgmusic.com 0.68
etrade.com 2.13
gmail.com 0.9
nero.com 1.99
slashdot.org 1.74
caremark.com 0.96