new hosts appearing between 2012-04-17_0800 and 2012-04-18_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.kuvaton.com                 has IPv4 217.30.184.170 has IPv6 2001:1bc8:1004::1:80 (ok)
www.macmagazine.com.br          has IPv4 108.162.201.53, 108.162.202.53 has IPv6 2400:cb00:2048:1::6ca2:c935 (ok), 2400:cb00:2048:1::6ca2:ca35 (ok)
www.wpde.org                    has IPv4 93.187.232.98 has IPv6 2a00:1158:0:402:3033::1 (ok)

hosts disappearing between 2012-04-17_0800 and 2012-04-18_0800:
luo.bo                          had IPv4 117.79.82.22 had IPv6 2001:470:67:15f::1 
www.citeam.pl                   had IPv4 193.23.48.191 had IPv6 2a02:dc8:3:2::20 
www.kennstdueinen.de            had IPv4 80.67.27.48 had IPv6 2a00:1158:0:402:bd8a::1 
www.linode.com                  had IPv4 72.14.191.202, 69.164.200.202, 72.14.180.202 had IPv6 2600:3c00::12 
www.packagetrackr.com           had IPv4 141.101.126.69, 141.101.125.69 had IPv6 2400:cb00:2048:1::8d65:7d45 , 2400:cb00:2048:1::8d65:7e45 
www.techtudo.com.br             had IPv4 186.192.82.155 had IPv6 2804:294:4000:8000::5 
www.uyirvani.com                had IPv4 85.114.137.139 had IPv6 2001:4ba0:fff7:6c::1