new hosts appearing between 2012-05-15_0800 and 2012-05-16_0800:
www.3.dk                        has IPv4 217.114.90.76 has IPv6 2a00:1c50:2003::1141:1 (ok)
www.blogfolha.uol.com.br        has IPv4 200.147.97.247, 200.147.97.246 has IPv6 2804:49c:319:430::331 (ok)
www.hackforums.net              has IPv4 199.27.135.108, 208.115.245.75, 208.115.245.78, 216.245.194.195, 141.101.124.109 has IPv6 2400:cb00:2048:1::c71b:876c (ok), 2400:cb00:2048:1::8d65:7c6d (failed)
www.najdi.si                    has IPv4 89.143.229.238 has IPv6 2a00:ee0:3e::80:1 (ok)
www.qq.com                      has IPv4 60.28.14.190, 111.161.48.38, 111.161.48.39, 125.39.127.22, 125.39.127.25, 60.28.14.149 has IPv6 2402:4e00::b (ok), 2402:4e00::d (ok)
www.siol.net                    has IPv4 89.143.249.33 has IPv6 2a00:ee0:3a::80:1 (ok)
www.ufsc.br                     has IPv4 150.162.2.10 has IPv6 2801:84:0:2::10 (ok)

hosts disappearing between 2012-05-15_0800 and 2012-05-16_0800:
www.sch.gr                      had IPv4 194.63.235.170 had IPv6 2001:648:2302:fd00:203:baff:fed2:cd07 
www.veocine.es                  had IPv4 91.192.110.166 had IPv6 2a00:1d70:c01c::110:166