new hosts appearing between 2013-04-25_0800 and 2013-04-26_0800:
gizmodo.uol.com.br              has IPv4 has IPv6 2804:49c:319:430::292 (ok) (time=0.209434)
litmus.com                      has IPv4 has IPv6 2001:4801:7901:0:57cc:6871:0:2 (ok) (time=0.055696)
www.att.com                     has IPv4 has IPv6 2600:1406:12:1:9500::90e (ok) (time=0.082450), 2600:1406:12:1:8600::90e (ok) (time=0.074608), 2600:1406:12:1:8c00::90e (ok) (time=0.074348)
www.blogspot.com.ar             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.037700)
www.blogspot.com.es             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.020161)
www.blogspot.gr                 has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.021089)
www.drilldevice.info            has IPv4 has IPv6 2607:f1c0:1000:6060:7e39:9203:bd1c:4 (ok) (time=0.087731)
www.ericsson.com                has IPv4 has IPv6 2001:418:8404:7::a5fe:2aea (ok) (time=0.003082), 2001:418:8404:7::a5fe:2acb (ok) (time=0.002854)
www.imperial.ac.uk              has IPv4 has IPv6 2001:630:12:600:1::107 (ok) (time=0.152270)
www.mundosexanuncio.com         has IPv4 has IPv6 2a00:1d70:c01c::70:37 (ok) (time=0.201319)
www.narkive.com                 has IPv4 has IPv6 2001:41d0:1:f15d::1 (ok) (time=0.180715)

hosts disappearing between 2013-04-25_0800 and 2013-04-26_0800:
mail.ru                         had IPv4 had IPv6 2a00:1148:1:1322::b0ba  
thebotnet.com                   had IPv4 had IPv6 2400:cb00:2048:1::8d65:781a  
toolserver.org                  had IPv4 had IPv6 2a02:ec80:101::1:4  
www.almasryel7or.blogspot.com   had IPv4 had IPv6 2001:4860:4001:802::100a  
www.asfn-club.info              had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.bagas31.com                 had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.blogspot.co.uk              had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.com.au             had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.it                 had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.eff.org                     had IPv4 had IPv6 2607:f258:102:2::2  
www.gossamer-threads.com        had IPv4 had IPv6 2607:fcc0:2:1:208:70:244:21  
www.hit.edu.cn                  had IPv4 had IPv6 2001:da8:b800:219:217:227:254:180  
www.infoatoms.com               had IPv4 had IPv6 2620:108:700f::3270:f105  
www.kde.org                     had IPv4 had IPv6 2a01:4f8:140:8302::3  
www.mises.org                   had IPv4 had IPv6 2400:cb00:2048:1::8d65:7d1b  
www.neu6.edu.cn                 no IPv4 had IPv6 2001:da8:9000::7  
www.psychologies.com            had IPv4 had IPv6 2a01:7b0:20:6::4  
www.pudelek.pl                  had IPv4 had IPv6 2001:67c:25c4::169  
www.registro.br                 had IPv4 had IPv6 2001:12ff:0:2::3  
www.series-torrent.com.br       had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.solocuriosos.com            had IPv4 had IPv6 2a00:1d70:c01c::70:68  
www.tums.ac.ir                  had IPv4 had IPv6 2001:14e8:2:11::10  
www.wedos.com                   had IPv4 had IPv6 2a02:2b88:1:1::a  
www.yandex.by                   had IPv4 had IPv6 2a02:6b8::3  
www.yandex.com                  had IPv4 had IPv6 2a02:6b8::11:11  
www.yandex.com.tr               had IPv4 had IPv6 2a02:6b8::3  
www.yandex.kz                   had IPv4 had IPv6 2a02:6b8::3  
www.yandex.ru                   had IPv4 had IPv6 2a02:6b8::3  
www.yandex.ua                   had IPv4 had IPv6 2a02:6b8::3  
www.youtube-nocookie.com        had IPv4 had IPv6 2607:f8b0:400e:c04::be