new hosts appearing between 2012-11-26_0800 and 2012-11-27_0800:
bol.uol.com.br                  has IPv4 has IPv6 2804:49c:319:430::326 (ok) (time=0.248929)
www.blogspot.ca                 has IPv4 has IPv6 2607:f8b0:400e:c02::bf (ok) (time=0.020249)
www.bsnl.co.in                  has IPv4 has IPv6 2001:4490:effc:3:4000::47 (ok) (time=0.273360)
www.bsnl.in                     has IPv4 has IPv6 2001:4490:effc:3:4000::47 (ok) (time=0.272486)
www.burst.net                   has IPv4 has IPv6 2607:f878:1:634::2 (ok) (time=0.083839)
www.iij4u.or.jp                 has IPv4 has IPv6 2001:240:bb81:8500::3:101 (ok) (time=0.107943)
www.mikrotik.com                has IPv4 has IPv6 2a02:610:7501:1000::2 (ok) (time=0.228755)
www.najdi.si                    has IPv4 has IPv6 2a00:ee0:3e::80:1 (ok) (time=0.199287)
www.siol.net                    has IPv4 has IPv6 2a00:ee0:3a::f:80:1 (ok) (time=0.196748)
www.tribunadonorte.com.br       has IPv4 has IPv6 2607:f0d0:3002:6f:50:22:236:194 (ok) (time=0.073135)
www.vonage.com                  has IPv4 has IPv6 2620:0:1818:100::1 (ok) (time=0.074160)
www.zzstream.org                has IPv4 has IPv6 2607:f8b0:400e:c02::79 (ok) (time=0.019687)

hosts disappearing between 2012-11-26_0800 and 2012-11-27_0800:
ne10.uol.com.br                 had IPv4 had IPv6 2804:49c:319:430::318  
www.axisneutral.com             had IPv4 had IPv6 2607:f1c0:1000:60eb:e45f:4621:b453:0  
www.bol.uol.com.br              had IPv4 had IPv6 2804:49c:319:430::319  
www.google.jo                   had IPv4 had IPv6 2001:4860:4001:802::1017  
www.hitspanda.com               had IPv4 had IPv6 2607:f1c0:1000:6092:dc58:a96f:dab5:21  
www.html.de                     had IPv4 had IPv6 2607:f8b0:400e:c02::79  
www.lokalisten.de               had IPv4 had IPv6 2001:608:0:1008::1002  
www.memotoo.com                 had IPv4 had IPv6 2a01:e0b:1000:31:be30:5bff:fee3:d11  
www.niebezpiecznik.pl           had IPv4 had IPv6 2400:cb00:2048:1::adf5:3d29  
www.openpr.com                  had IPv4 had IPv6 2a00:1158:0:406:6fd2::1  
www.rpi.edu                     had IPv4 had IPv6 2620:0:2820:b0::68  
www.transip.nl                  had IPv4 had IPv6 2a01:7c8::1337  
www.unionbankonline.co.in       had IPv4 had IPv6 2403:0:100:8::25  
www.windmobile.ca               had IPv4 had IPv6 2606:3c00:770:296::231  
www.xmu.edu.cn                  had IPv4 had IPv6 2001:da8:e800::12