new hosts appearing between 2012-05-04_0800 and 2012-05-05_0800:
www.cht.com.tw                  has IPv4 202.39.225.136 has IPv6 2001:b000:180:3::136 (ok)
www.hinet.net                   has IPv4 202.39.224.7 has IPv6 2001:b000:180:3::7 (ok)
www.ikt-norge.no                has IPv4 195.214.206.180 has IPv6 2001:67c:1ec:11:216:3eff:fe21:f08d (ok)
www.o2.cz                       has IPv4 160.218.161.61 has IPv6 2001:41d8:1:8f20::30 (ok)

hosts disappearing between 2012-05-04_0800 and 2012-05-05_0800:
www.free.fr                     had IPv4 212.27.48.10 had IPv6 2a01:e0c:1:1599::1 
www.narutobase.net              had IPv4 87.195.109.101 had IPv6 2001:9e0:408::101 
www.propertyguru.com.sg         had IPv4 46.137.249.36 had IPv6 2400:6500:ff00::2e89:f528 
www.zoover.de                   had IPv4 82.94.206.83, 82.94.206.84, 82.94.206.81, 82.94.206.82 had IPv6 2001:888:2000:29::206:84 , 2001:888:2000:29::206:81 , 2001:888:2000:29::206:82 , 2001:888:2000:29::206:83