new hosts appearing between 2011-07-21_1000 and 2011-07-21_1500:
www.cfos.de
www.dafont.com
www.koreus.com
www.ovh.com

hosts disappearing between 2011-07-21_1000 and 2011-07-21_1500:
www.fuskator.com
www.italiansubs.net
www.ovh.co.uk
www.ovh.it
www.tsinghua.edu.cn