new hosts appearing between 2011-10-28_0800 and 2011-10-29_0800:
toolserver.org                  has IPv4 91.198.174.214 has IPv6 2620:0:862:101::1:4 (ok)
www.iij4u.or.jp                 has IPv4 210.148.162.25 has IPv6 2001:240:bb81:8500::3:101 (ok)
www.nn.iij4u.or.jp              has IPv4 210.138.74.172 has IPv6 2001:240:bb41:8014::166 (ok)

hosts disappearing between 2011-10-28_0800 and 2011-10-29_0800:
www.456bereastreet.com          had IPv4 94.247.173.107 had IPv6 2a02:750:0:501::107 
www.friendorfollow.com          had IPv4 174.129.17.131 had IPv6 2002:3210:bd68::d07c:100d 
www.indosat.com                 had IPv4 202.152.161.193 had IPv6 2407:0:1000:2::2 
www.sch.gr                      had IPv4 194.63.238.40 had IPv6 2001:648:2302:fd00:203:baff:fed2:cd07