new hosts appearing between 2011-09-01_1000 and 2011-09-01_1500:
telkom.co.id
www.iij4u.or.jp

hosts disappearing between 2011-09-01_1000 and 2011-09-01_1500:
www.charter.com
www.pokeritieto.com
www.sekretuspehamlm.ru
www.telkom.co.id
www.uv.es