new hosts appearing between 2012-05-19_0800 and 2012-05-20_0800:
www.bitsnoop.com                has IPv4 31.7.59.14 has IPv6 2a02:29b8:1925::2 (ok)
www.blognone.com                has IPv4 203.150.228.244 has IPv6 2002:cb96:e4f4::1 (ok)
www.cuni.cz                     has IPv4 195.113.89.35 has IPv6 2001:718:1e03:622::12 (ok)
www.openpr.com                  has IPv4 141.0.17.227 has IPv6 2a00:1158:0:406:6fd2::1 (ok)
www.pirateparty.org.uk          has IPv4 95.172.29.90 has IPv6 2a01:7b8:2011:b9d5::7a9:adab (ok)

hosts disappearing between 2012-05-19_0800 and 2012-05-20_0800:
www.affiliatepartners.com       had IPv4 213.136.31.201 had IPv6 2001:7b8:c0a::1 
www.batepapo.uol.com.br         had IPv4 200.147.3.199, 200.147.35.224 had IPv6 2804:49c:319:430::326 
www.cht.com.tw                  had IPv4 202.39.225.136 had IPv6 2001:b000:180:3::136 
www.dengi-on-lime.ru            had IPv4 92.53.113.213 had IPv6 2a03:6f00:1::5c35:71d5 
www.mediabiz.de                 had IPv4 88.217.153.102 had IPv6 2001:a60:9003:a000::b00c 
www.picaphobia.com              had IPv4 64.62.200.36 had IPv6 2001:470:1:1c7::403e:c824 
www.uu.se                       had IPv4 130.238.7.5, 130.238.7.24 had IPv6 2001:6b0:b:242::5 , 2001:6b0:b:242::24 
www.wiadomosci24.pl             had IPv4 195.8.99.8 had IPv6 2a02:1320:ffff:0:195:8:99:8