new hosts appearing between 2013-07-16_0800 and 2013-07-17_0800:
mail.ru                         has IPv4 has IPv6 2a00:1148:1:1322::b0ba (ok) (time=0.245661)
socialsecurity.gov              has IPv4 has IPv6 2001:1930:c00::19 (ok) (time=3.348420)
twc.com                         has IPv4 has IPv6 2001:1998:2002:402::200 (ok) (time=0.119608)
www.bing.com                    has IPv4 has IPv6 2600:1406:1::addf:e873 (ok) (time=0.002043), 2600:1406:1::addf:e8a2 (ok) (time=0.002003)
www.crazydaysandnights.net      has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019955)
www.detik.com                   has IPv4 has IPv6 2402:a000:a000::34 (ok) (time=0.197681)
www.ed.gov                      has IPv4 has IPv6 2604:b300:ad02:1::4a54:db99 (ok) (time=0.086423)
www.ericsson.com                has IPv4 has IPv6 2600:1406:1::addf:e8a8 (ok) (time=0.003555), 2600:1406:1::addf:e879 (ok) (time=0.005377)
www.grammarly.com               has IPv4 has IPv6 2600:3c01::f03c:91ff:fe93:9c7c (ok) (time=0.001772)
www.justice.cz                  has IPv4 has IPv6 2001:af0:ffee:200::c2d5:2991 (ok) (time=0.186902)
www.lupa.cz                     has IPv4 has IPv6 2001:67c:68::7b (ok) (time=0.176590)
www.nist.gov                    has IPv4 has IPv6 2610:20:6b01:4::204 (ok) (time=0.096633)
www.nst.com.my                  has IPv4 has IPv6 2607:f8b0:400e:c04::79 (ok) (time=0.019965)
www.only2press.com              has IPv4 has IPv6 2607:f1c0:1000:40b0:bf86:ba28:f8c6:e835 (ok) (time=0.066199)
www.pushba.com                  has IPv4 has IPv6 2a03:8180:1001:b2:16::34 (ok) (time=0.157109)
www.seorules4you.blogspot.in    has IPv4 has IPv6 2607:f8b0:4005:802::100a (ok) (time=0.001196)
www.servage.net                 has IPv4 has IPv6 2a01:3b0:1:1::1:a (ok) (time=0.167332)
www.tre.se                      has IPv4 has IPv6 2a00:1c50:2003::3:3 (ok) (time=0.193340)

hosts disappearing between 2013-07-16_0800 and 2013-07-17_0800:
atw.hu                          had IPv4 had IPv6 2a01:270::5  
www.12345proxy.com              had IPv4 had IPv6 2001:49f0:d000:2::a  
www.blogspot.co.il              had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.co.uk              had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.it                 had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.blogspot.ro                 had IPv4 had IPv6 2607:f8b0:400e:c04::bf  
www.elchoyerotv.com             had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.encyclopediadramatica.se    had IPv4 had IPv6 2400:cb00:2048:1::6ca2:c951  
www.inside.com.tw               had IPv4 had IPv6 2400:cb00:2048:1::6ca2:c5c9  
www.koreus.com                  had IPv4 had IPv6 2001:41d0:2:4136::101  
www.safecart.com                had IPv4 had IPv6 2001:470:ea83::21  
www.usopen.com                  had IPv4 had IPv6 2600:1406:1::addf:e869  
www.utah.edu                    had IPv4 had IPv6 2001:1948:414:6::2  
www.whydontyoutrythis.com       had IPv4 had IPv6 2607:f8b0:400e:c04::79  
www.younews.in                  had IPv4 had IPv6 2607:f8b0:400e:c04::79