new hosts appearing between 2013-04-19_0800 and 2013-04-20_0800:
toolserver.org                  has IPv4 has IPv6 2a02:ec80:101::1:4 (ok) (time=0.149273)
www.baiscopelk.com              has IPv4 has IPv6 2400:cb00:2048:1::6ca2:c41d (ok) (time=0.001380), 2400:cb00:2048:1::6ca2:c51d (ok) (time=0.001444)
www.blogspot.co.uk              has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.020064)
www.blogspot.com.ar             has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019641)
www.blogspot.fr                 has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019815)
www.blogspot.gr                 has IPv4 has IPv6 2607:f8b0:400e:c04::bf (ok) (time=0.019710)
www.goodreturns.in              has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019610)
www.google.la                   has IPv4 has IPv6 2001:4860:4001:803::1017 (ok) (time=0.001307)
www.narkive.com                 has IPv4 has IPv6 2001:41d0:2:13b5::1 (ok) (time=0.186208)
www.origo.hu                    has IPv4 has IPv6 2001:4c48:1:d5::1:1b (ok) (time=0.176025), 2001:4c48:1:d5::2:1b (ok) (time=0.182543)
www.yushkevich.su               has IPv4 has IPv6 2a00:15f8:a000:5:1:13:1:2385 (ok) (time=0.199709), 2a00:15f8:a000:5:1:14:1:2385 (ok) (time=0.199674), 2a00:15f8:a000:5:1:11:1:2385 (ok) (time=0.206951), 2a00:15f8:a000:5:1:12:1:2385 (ok) (time=0.199699)

hosts disappearing between 2013-04-19_0800 and 2013-04-20_0800:
litmus.com                      had IPv4 had IPv6 2001:4801:7901:0:57cc:6871:0:2  
www.blogspot.com.au             had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.dakwatuna.com               had IPv4 had IPv6 2400:cb00:2048:1::6ca2:c7e5  
www.haxx.se                     had IPv4 had IPv6 2a00:1a28:1200:9::2  
www.iij4u.or.jp                 had IPv4 had IPv6 2001:240:bb81:8500::3:101  
www.joj.sk                      had IPv4 had IPv6 2001:67c:2740:beef:face::36  
www.linkbelief.com              had IPv4 had IPv6 2607:f1c0:1000:601e:61cd:b7ed:e034:1  
www.media-experts.ru            had IPv4 had IPv6 2a03:6f00:1::b039:d1ec  
www.neonsuper.com               had IPv4 had IPv6 2607:f1c0:1000:6021:d5fc:e148:f4a6:17  
www.netregistry.com.au          had IPv4 had IPv6 2403:1400:2:1::101  
www.s-medan.com                 had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.tribunadonorte.com.br       had IPv4 had IPv6 2607:f0d0:3002:6f:50:22:236:194  
www.uncyclopedia.info           had IPv4 had IPv6 2001:470:1d:28::6  
www.viewcool.info               had IPv4 had IPv6 2607:f1c0:1000:60d1:8f3f:e68e:bbcf:17  
www.wpde.org                    had IPv4 had IPv6 2a00:1158:0:402:3033::1  
zalando.pl                      had IPv4 had IPv6 2a02:3016:1001:0:7b6b:4a32:5ee7:aebd