new hosts appearing between 2013-03-01_0800 and 2013-03-02_0800:
m-cocolog.jp                    has IPv4 has IPv6 2001:258:8602:351:202:248:175:185 (ok) (time=0.121190)
mail.ru                         has IPv4 has IPv6 2a00:1148:1:1322::b0ba (ok) (time=0.205537)
www.akky.mx                     has IPv4 has IPv6 2001:1250::35 (ok) (time=0.069520), 2001:1250::36 (ok) (time=0.058978), 2001:1250::37 (ok) (time=0.062317), 2001:1250::34 (ok) (time=0.063101)
www.blogspot.co.uk              has IPv4 has IPv6 2607:f8b0:400e:c02::bf (ok) (time=0.024682)
www.blogspot.fr                 has IPv4 has IPv6 2607:f8b0:400e:c02::bf (ok) (time=0.020392)
www.blogspot.gr                 has IPv4 has IPv6 2607:f8b0:400e:c02::bf (ok) (time=0.020288)
www.blogspot.it                 has IPv4 has IPv6 2607:f8b0:400e:c02::bf (ok) (time=0.020190)
www.blogspot.mx                 has IPv4 has IPv6 2607:f8b0:400e:c02::bf (ok) (time=0.020151)
www.chrome.com                  has IPv4 has IPv6 2001:4860:4001:803::1000 (ok) (time=0.001874)
www.epa.gov                     has IPv4 has IPv6 2620:0:b12:51:134:67:21:34 (ok) (time=0.091573)
www.gossip9.com                 has IPv4 has IPv6 2607:f8b0:400e:c02::79 (ok) (time=0.019789)
www.iij4u.or.jp                 has IPv4 has IPv6 2001:240:bb81:8500::3:101 (ok) (time=0.101433)
www.narkive.com                 has IPv4 has IPv6 2001:41d0:1:f15d::1 (ok) (time=0.152222)
www.origo.hu                    has IPv4 has IPv6 2001:4c48:1:d5::2:1b (ok) (time=0.176694), 2001:4c48:1:d5::1:1b (failed) (errno=61) (time=0.180267)
www.penpatah.blogspot.com       has IPv4 has IPv6 2001:4860:4001:802::100c (ok) (time=0.002639)
www.psu.edu                     has IPv4 has IPv6 2610:8:4000:50:146:186:157:6 (ok) (time=0.083040)
www.streamtheworld.com          has IPv4 has IPv6 2002:d050:37c8::1 (ok) (time=6.434673)
www.thqafawe3lom.com            has IPv4 has IPv6 2607:f8b0:400e:c02::79 (ok) (time=0.020314)
www.uen.org                     has IPv4 has IPv6 2001:1948:0:1206:10:10:10:10 (ok) (time=0.030064)
www.undo.it                     has IPv4 has IPv6 2607:f8b0:400e:c02::79 (ok) (time=0.020230)

hosts disappearing between 2013-03-01_0800 and 2013-03-02_0800:
www.divervideos.org             had IPv4 had IPv6 2607:f8b0:400e:c02::79  
www.nagoya-u.ac.jp              had IPv4 had IPv6 2001:2f8:2f:100::10d  
www.radardedescontos.com.br     had IPv4 had IPv6 2804:49c:319:430::147  
www.tc.edu.tw                   had IPv4 had IPv6 2001:288:5400::10  
www.userapi.com                 had IPv4 had IPv6 2a00:bdc0:0:1:1::3  
www.vk.com                      had IPv4 had IPv6 2a00:bdc0:3:103:1:0:403:908