new hosts appearing between 2013-12-19_0800 and 2013-12-20_0800:
tigerrr.com                     has IPv4 has IPv6 2a00:9080:1:994::1 (ok) (time=0.160222)
www.becomegorgeous.com          has IPv4 has IPv6 2607:f8b0:400d:c06::79 (ok) (time=0.073365)
www.bestwebsoft.com             has IPv4 has IPv6 2607:f8b0:400d:c06::79 (ok) (time=0.071945)
www.bing.com                    has IPv4 has IPv6 2600:1406:1::addf:e863 (ok) (time=0.001609), 2600:1406:1::addf:e82a (ok) (time=0.002372)
www.blogspot.ca                 has IPv4 has IPv6 2607:f8b0:400d:c04::bf (ok) (time=0.071847)
www.blogspot.co.uk              has IPv4 has IPv6 2607:f8b0:400d:c04::bf (ok) (time=0.071480)
www.blogspot.com.ar             has IPv4 has IPv6 2607:f8b0:400d:c04::bf (ok) (time=0.073682)
www.blogspot.com.br             has IPv4 has IPv6 2607:f8b0:400d:c04::bf (ok) (time=0.073409)
www.cuni.cz                     has IPv4 has IPv6 2001:718:1e03:622::12 (ok) (time=0.164701)
www.freecycle.org               has IPv4 has IPv6 2a01:4f8:130:84e5::2 (ok) (time=0.167515), 2a01:4f8:131:24a5::2 (ok) (time=0.167141)
www.hdfcbank.com                has IPv4 has IPv6 2406:de00:100:8000:202:154:164:95 (ok) (time=0.265153)
www.opposingviews.com           has IPv4 has IPv6 2001:4801:7821:77:c5ce:526c:ff10:a969 (ok) (time=0.073584), 2001:4801:7821:77:c5ce:526c:ff10:ea70 (ok) (time=0.072805), 2001:4801:7821:77:c5ce:526c:ff10:3850 (ok) (time=0.073224), 2001:4801:7821:77:c5ce:526c:ff10:861f (ok) (time=0.073509)
www.propertyguru.com.sg         has IPv4 has IPv6 2400:6500:ff00::36fe:64e3 (ok) (time=0.209006)
www.usconsulate.gov             has IPv4 has IPv6 2001:428:d400:4:72:166:186:160 (ok) (time=0.087236)
www.videolan.org                has IPv4 has IPv6 2a01:e0d:1:3:58bf:fa02:0:1 (ok) (time=0.164453)
www.zone-telechargement.com     has IPv4 has IPv6 2a03:5180:0:7::2 (ok) (time=0.200885)

hosts disappearing between 2013-12-19_0800 and 2013-12-20_0800:
mail.ru                         had IPv4 had IPv6 2a00:1148:1:1322::b0ba  
www.allmystery.de               had IPv4 had IPv6 2a01:4f8:192:3444::2  
www.appspot.com                 had IPv4 had IPv6 2607:f8b0:400e:c04::8d  
www.blogspot.it                 had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.bulbulay.org                had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.diariodocentrodomundo.com.br  had IPv4 had IPv6 2001:4800:7901:0:61eb:8a05:0:1  
www.financialcontent.com        had IPv4 had IPv6 2001:550:1500:1::3  
www.hotmart.net.br              had IPv4 had IPv6 2406:da00:ff00::ae81:1842  
www.igyaan.in                   had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.iij4u.or.jp                 had IPv4 had IPv6 2001:240:bb81:8f00::76  
www.itu.int                     had IPv4 had IPv6 2a00:7580:60:2141::12  
www.iupsc.in                    had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.probloggertricks.com        had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.sailorsmusings.com          had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.tigerrr.com                 had IPv4 had IPv6 2a00:9080:1:2f4::1  
www.va.gov                      had IPv4 had IPv6 2600:8000:0:28::28:221