new hosts appearing between 2011-09-23_1000 and 2011-09-23_1500:
www.iij4u.or.jp

hosts disappearing between 2011-09-23_1000 and 2011-09-23_1500:
designrfix.com
macmagazine.com.br
thesisthemes.com
www.broadbandforum.in
www.creativefan.com
www.cuevana.tv
www.cyanogenmod.com
www.elakiri.com
www.encyclopediadramatica.ch
www.exrx.net
www.gearlive.com
www.geektyrant.com
www.hancinema.net
www.laughingsquid.com
www.liiink.com
www.maketecheasier.com
www.rtvslo.si
www.techiemania.com
www.thesitsgirls.com
www.thetechjournal.com
www.thisav.com
www.trak.in
www.uberhumor.com