new hosts appearing between 2013-04-16_0800 and 2013-04-17_0800:
toolserver.org                  has IPv4 has IPv6 2a02:ec80:101::1:4 (ok) (time=0.147908)
www.bagas31.com                 has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019893)
www.blogspot.ca                 has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019709)
www.blogspot.co.uk              has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019891)
www.blogspot.com.ar             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.020256)
www.blogspot.com.au             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019872)
www.blogspot.com.es             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019719)
www.blogspot.in                 has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019724)
www.couponrani.com              has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020211)
www.divxonline.info             has IPv4 has IPv6 2a00:1d70:c01c::229:176 (ok) (time=0.201413)
www.frozencall.info             has IPv4 has IPv6 2607:f1c0:1000:6:1225:31aa:de27:4000 (ok) (time=0.089194)
www.mhlw.go.jp                  has IPv4 has IPv6 2001:380:515:1:0:12:a1d:465 (ok) (time=0.143240), 2001:380:515:1:0:11:a1d:465 (ok) (time=0.129005)
www.telva.com                   has IPv4 has IPv6 2001:67c:2294:1000::f199 (ok) (time=0.318138)
www.viewcool.info               has IPv4 has IPv6 2607:f1c0:1000:60d1:8f3f:e68e:bbcf:17 (ok) (time=0.088020)
www.yoursingapore.com           has IPv4 has IPv6 2001:418:8404:7::a5fe:2ae3 (ok) (time=0.002423), 2001:418:8404:7::a5fe:2ad8 (ok) (time=0.002962)
zapier.com                      has IPv4 has IPv6 2406:da00:ff00::3213:64c9 (ok) (time=0.085809)

hosts disappearing between 2013-04-16_0800 and 2013-04-17_0800:
www.agava.ru                    had IPv4 had IPv6 2a03:4900:0:3::96:156  
www.big.or.jp                   had IPv4 had IPv6 2001:2e8:621:0:2:1:0:1  
www.blogspot.co.il              had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.com.br             had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.gr                 had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.detik.com                   had IPv4 had IPv6 2402:a000:0:1::100  
www.dumpert.nl                  had IPv4 had IPv6 2a00:d00:ff:235:81:23:247:230  
www.gamershell.com              had IPv4 had IPv6 2a00:d00:ff:129:94:228:129:30  
www.geenstijl.nl                had IPv4 had IPv6 2a00:d00:ff:219:81:173:64:50  
www.iij4u.or.jp                 had IPv4 had IPv6 2001:240:bb81:8500::3:101  
www.joomshaper.com              had IPv4 had IPv6 2607:1b00:1:11::8  
www.kinghost.com.br             had IPv4 had IPv6 2804:10:5::88:18  
www.kinotesrelt.com             had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.powned.tv                   had IPv4 had IPv6 2a00:d00:ff:219:178:22:84:58  
www.rijksoverheid.nl            had IPv4 had IPv6 2a00:d00:3:2::162