new hosts appearing between 2013-07-31_0800 and 2013-08-01_0800:
mail.ru                         has IPv4 has IPv6 2a00:1148:1:1322::b0ba (ok) (time=0.200940)
www.akhbar-online.com           has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020168)
www.allgamesbeta.com            has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020059)
www.bloggerplugins.org          has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020466)
www.blogspot.com.es             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019917)
www.blogspot.it                 has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.020469)
www.boards.ie                   has IPv4 has IPv6 2a01:258:f000:3::107 (ok) (time=0.158959), 2a01:258:f000:3::108 (ok) (time=0.158624)
www.brainstorm9.com.br          has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020012)
www.charges.uol.com.br          has IPv4 has IPv6 2804:49c:319:430::326 (ok) (time=0.219191)
www.cinema.uol.com.br           has IPv4 has IPv6 2804:49c:319:430::326 (ok) (time=0.255438)
www.cssauthor.com               has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019932)
www.designrfix.com              has IPv4 has IPv6 2400:cb00:2048:1::8d65:7485 (ok) (time=0.001237), 2400:cb00:2048:1::8d65:7585 (ok) (time=0.001345)
www.dumblittleman.com           has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019668)
www.famethemes.com              has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019769)
www.googleblog.blogspot.com     has IPv4 has IPv6 2607:f8b0:4005:802::100a (ok) (time=0.001300)
www.gossamer-threads.com        has IPv4 has IPv6 2607:fcc0:2:1:208:70:244:21 (ok) (time=0.031419)
www.gosteibloguei.com.br        has IPv4 has IPv6 2400:cb00:2048:1::8d65:7d42 (ok) (time=0.001640), 2400:cb00:2048:1::8d65:7e42 (ok) (time=0.001286)
www.gsa.gov                     has IPv4 has IPv6 2620:0:150:1409::b (ok) (time=0.113508)
www.iconmonstr.com              has IPv4 has IPv6 2a00:1158:0:300:f2d5::1 (ok) (time=0.164702)
www.macmagazine.com.br          has IPv4 has IPv6 2400:cb00:2048:1::6ca2:cb72 (ok) (time=0.001732), 2400:cb00:2048:1::6ca2:cc72 (ok) (time=0.002124)
www.pushba.com                  has IPv4 has IPv6 2a03:8180:1001:b2:16::34 (ok) (time=0.157060)
www.rindopranaochorar.com       has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019616)
www.socialsecurity.gov          has IPv4 has IPv6 2001:1930:c01::aaaa (failed) (errno=65) (time=75.001279), 2001:1930:e03::aaaa (ok) (time=0.089289)
www.stelladimokokorkus.com      has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019957)
www.supercell.net               has IPv4 has IPv6 2406:da00:ff00::6b16:ff5c (ok) (time=0.075324), 2406:da00:ff00::36e1:f08a (ok) (time=0.075257)
www.tabmemfree.appspot.com      has IPv4 has IPv6 2607:f8b0:400e:c04::8d (ok) (time=0.020012)
www.takewari.com                has IPv4 has IPv6 2400:6700:ff00::36f9:e945 (ok) (time=0.197880)
www.vaievemnoticias.com         has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.020292)
www.wag.com                     has IPv4 has IPv6 2600:1406:1:1:8e00::1a42 (ok) (time=0.001996), 2600:1406:1:1:9e00::1a42 (ok) (time=0.002149), 2600:1406:1:1:8a00::1a42 (ok) (time=0.002178)
www.wikimediafoundation.org     has IPv4 has IPv6 2620:0:861:ed1a::9 (ok) (time=0.071254)
www.wozaonline.co.za            has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019766)

hosts disappearing between 2013-07-31_0800 and 2013-08-01_0800:
www.amaduras.com                had IPv4 had IPv6 2a00:1d70:c01c::110:30  
www.bestreviewdomain.net        had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.big.or.jp                   had IPv4 had IPv6 2001:2e8:621:0:2:1:0:1  
www.bing.com                    had IPv4 had IPv6 2600:1406:1::addf:e8a2  
www.blogspot.com.ar             had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.pt                 had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.candodesign.blogspot.co.uk  had IPv4 had IPv6 2607:f8b0:4005:802::100c  
www.clickgratis.com.br          had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.efytimes.com                had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.funimation.com              had IPv4 had IPv6 2400:cb00:2048:1::be5d:f2d5  
www.gadaadmongol.com            had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.googlexpres.blogspot.in     had IPv4 had IPv6 2607:f8b0:4005:802::100c  
www.hekko.pl                    had IPv4 had IPv6 2a02:ee0:3::5:1  
www.imperial.ac.uk              had IPv4 had IPv6 2001:630:12:600:1::107  
www.localstrike.net             had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.mec.biz                     had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.moapi.net                   had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.mozilla.jp                  had IPv4 had IPv6 2001:2f8:ff00:54::42  
www.trueinternet.co.th          had IPv4 had IPv6 2001:fb0:100:193:203:144:193:161  
www.vg.no                       had IPv4 had IPv6 2001:67c:21e0::16