new hosts appearing between 2013-07-23_0800 and 2013-07-24_0800:
mail.ru                         has IPv4 has IPv6 2a00:1148:1:1322::b0ba (ok) (time=0.245105)
www.antivirus.uol.com.br        has IPv4 has IPv6 2804:49c:319:430::326 (ok) (time=0.210974)
www.ecp888.com                  has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020139)
www.enterprise.com              has IPv4 has IPv6 2620:103:e029:1da7::96 (ok) (time=0.349279)
www.gerenciandoblog.com.br      has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.021989)
www.google.sn                   has IPv4 has IPv6 2607:f8b0:4005:800::1017 (ok) (time=0.001306)
www.malavida.com                has IPv4 has IPv6 2a00:1d70:c01c::108:161 (ok) (time=0.185208)
www.opensuse.org                has IPv4 has IPv6 2600:806:310::100 (ok) (time=0.344985)
www.perutops.com                has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020016)
www.singtel.com                 has IPv4 has IPv6 2001:c20:2006:3::18 (ok) (time=0.193828)
www.ssa.gov                     has IPv4 has IPv6 2001:1930:c01::aaaa (failed) (errno=60) (time=75.001415), 2001:1930:e03::aaaa (ok) (time=1.224275)
www.swisscom.com                has IPv4 has IPv6 2a02:a90:ffff:ffff::c:10 (ok) (time=0.185789)
www.timeweb.ru                  has IPv4 has IPv6 2a03:6f00:1::5c35:71de (ok) (time=0.196452)
www.uspto.gov                   has IPv4 has IPv6 2610:20:5004:1606::36 (ok) (time=0.337575), 2610:20:5004:1606::54 (ok) (time=0.337359)

hosts disappearing between 2013-07-23_0800 and 2013-07-24_0800:
www.financialexpress.com        had IPv4 had IPv6 2607:f4e8:110:12::fffd  
www.indianexpress.com           had IPv4 had IPv6 2607:f4e8:110:12::fffe  
www.ubersuggest.org             had IPv4 had IPv6 2604:9a00:2010:a00d:4::2e