new hosts appearing between 2011-12-17_0800 and 2011-12-18_0800:
ver-anime.net                   has IPv4 195.78.228.77 has IPv6 2a00:1d70:c01c::228:77 (ok)
www.active24.cz                 has IPv4 81.95.96.6 has IPv6 2a02:4a8:ac24:100::96:6 (ok)
www.nn.iij4u.or.jp              has IPv4 210.138.74.172 has IPv6 2001:240:bb41:8014::166 (ok)

hosts disappearing between 2011-12-17_0800 and 2011-12-18_0800:
www.big.or.jp                   had IPv4 183.181.7.1 had IPv6 2001:2e8:621:0:2:1:0:1 
www.ed.gov                      had IPv4 66.179.8.38 had IPv6 2604:b300:ad02:1::4a54:db99 
www.iij4u.or.jp                 had IPv4 210.148.162.25 had IPv6 2001:240:bb81:8500::3:101 
www.ver-anime.net               had IPv4 195.78.228.77 had IPv6 2a00:1d70:c01c::228:77