new hosts appearing between 2012-06-30_0800 and 2012-07-01_0800:
mozilla.org                     has IPv4 63.245.215.20 has IPv6 2620:101:8008:5::2:1 (ok)
www.blogspot.be                 has IPv4 74.125.127.191 has IPv6 2001:4860:8005::bf (ok)
www.eleicoes.uol.com.br         has IPv4 200.147.3.199, 200.147.35.224 has IPv6 2804:49c:319:430::326 (ok)
www.iask123.com                 has IPv4 74.125.127.121 has IPv6 2001:4860:8005::79 (ok)
www.ijreview.com                has IPv4 174.129.198.207 has IPv6 2406:da00:ff00::ae81:c6cf (ok)
www.meo.pt                      has IPv4 83.240.175.138 has IPv6 2a02:818:2021:6240:83:240:175:138 (ok)
www.sbc.com                     has IPv4 144.160.36.45 has IPv6 2001:1890:1c00:5112::f:1011 (ok)
www.trelokouneli.gr             has IPv4 74.125.127.121 has IPv6 2001:4860:8005::79 (ok)
www.whatwg.org                  has IPv4 69.163.222.251 has IPv6 2607:f298:1:105::340:cd86 (ok)

hosts disappearing between 2012-06-30_0800 and 2012-07-01_0800:
click.uol.com.br                had IPv4 200.147.35.193, 200.221.7.75, 200.147.3.193 had IPv6 2804:49c:319:430::181 
home.pl                         had IPv4 212.85.96.1 had IPv6 2a02:25a8::d455:6001 
jpost.com                       had IPv4 208.93.137.170 had IPv6 2002:d419:5304::d419:5304 
www.adslgr.com                  had IPv4 173.45.101.34 had IPv6 2001:1828:0:6::2 
www.bayimg.com                  had IPv4 192.121.86.164 had IPv6 2a00:1a28:1151:0:20c:29ff:feab:f262 
www.blogspot.ca                 had IPv4 74.125.127.191 had IPv6 2001:4860:8005::bf 
www.blogspot.gr                 had IPv4 74.125.127.191 had IPv6 2001:4860:8005::bf 
www.blogspot.ro                 had IPv4 74.125.127.191 had IPv6 2001:4860:8005::bf 
www.centrum.cz                  had IPv4 46.255.224.60 had IPv6 2a00:da80:0:500::9 
www.dafont.com                  had IPv4 87.98.168.164 had IPv6 2001:41d0:2:8753::1 
www.futurebiz.de                had IPv4 80.67.30.127 had IPv6 2a00:1158:0:402:1874::1 
www.mozilla.org                 had IPv4 63.245.217.105 had IPv6 2620:101:8008:5::2:1 
www.rcs-rds.ro                  had IPv4 81.196.12.81 had IPv6 2a02:2f01:30:1:0:405:465:1