new hosts appearing between 2013-07-09_0800 and 2013-07-10_0800: how-to-diy.org has IPv4 has IPv6 2600:3c00::f03c:91ff:fe69:8b82 (ok) (time=0.042695) mail.ru has IPv4 has IPv6 2a00:1148:1:1322::b0ba (ok) (time=0.203708) www.anekdotov.net has IPv4 has IPv6 2a00:15f8:a000:5:1:14:0:13a0 (ok) (time=0.207361), 2a00:15f8:a000:5:1:11:0:13a0 (ok) (time=0.200120), 2a00:15f8:a000:5:1:12:0:13a0 (ok) (time=0.207250), 2a00:15f8:a000:5:1:13:0:13a0 (ok) (time=0.200228) www.cairodar.com has IPv4 has IPv6 2400:cb00:2048:1::be5d:f13c (ok) (time=0.001529), 2400:cb00:2048:1::be5d:f23c (ok) (time=0.001537), 2400:cb00:2048:1::be5d:f33c (ok) (time=0.001451), 2400:cb00:2048:1::8d65:703d (ok) (time=0.001343), 2400:cb00:2048:1::be5d:f03c (ok) (time=0.001552) www.celebjihad.com has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019809) www.freemp3go.com has IPv4 has IPv6 2400:cb00:2048:1::6ca2:c918 (ok) (time=0.002010), 2400:cb00:2048:1::6ca2:ca18 (ok) (time=0.001196) www.nist.gov has IPv4 has IPv6 2610:20:6005:13::55 (ok) (time=0.106123) www.sakura.ne.jp has IPv4 has IPv6 2001:e40:100:407::d2e0:a864 (ok) (time=0.129621) www.socialsecurity.gov has IPv4 has IPv6 2001:1930:e03::aaaa (ok) (time=0.092767), 2001:1930:c01::aaaa (failed) (errno=64) (time=30.369732) www.ssa.gov has IPv4 has IPv6 2001:1930:c01::aaaa (failed) (errno=64) (time=24.416581), 2001:1930:e03::aaaa (ok) (time=0.090486) hosts disappearing between 2013-07-09_0800 and 2013-07-10_0800: www.albeu.com had IPv4 had IPv6 2400:cb00:2048:1::8d65:749f www.bing.com had IPv4 had IPv6 2600:1406:1::addf:e888 www.dakwatuna.com had IPv4 had IPv6 2400:cb00:2048:1::6ca2:c6e5 www.empregocerto.uol.com.br had IPv4 had IPv6 2804:49c:319:430::326 www.ne10.uol.com.br had IPv4 had IPv6 2804:49c:319:430::326 www.selfseo.com had IPv4 had IPv6 2a01:488:42:1000:57e6:69af:4b:bb2d www.singtel.com had IPv4 had IPv6 2001:c20:2006:3::18 www.ufsc.br had IPv4 had IPv6 2801:84:0:2::10 www.websiteforever.com had IPv4 had IPv6 2400:3b00:1:9::2