new hosts appearing between 2012-05-21_0800 and 2012-05-22_0800: socialsecurity.gov has IPv4 199.173.225.5, 137.200.4.16 has IPv6 2001:1930:c00::19 (ok) ssa.gov has IPv4 199.173.225.5, 137.200.4.16 has IPv6 2001:1930:c00::19 (ok) www.affiliatepartners.com has IPv4 213.136.31.201 has IPv6 2001:7b8:c0a::1 (ok) www.ecadforum.com has IPv4 199.27.134.50, 173.245.60.134 has IPv6 2400:cb00:2048:1::adf5:3c86 (ok), 2400:cb00:2048:1::c71b:8632 (ok) www.energy.gov has IPv4 74.121.199.68 has IPv6 2605:9f00::82 (ok) www.facebook.com has IPv4 69.171.224.37 has IPv6 2a03:2880:10:8f01:face:b00c:0:25 (ok) www.fbcdn.net has IPv4 69.171.224.37 has IPv6 2a03:2880:10:8f01:face:b00c:0:25 (ok) www.iij4u.or.jp has IPv4 210.148.162.25 has IPv6 2001:240:bb81:8500::3:101 (ok) www.porsche.com has IPv4 80.67.74.145, 80.67.74.150 has IPv6 2600:809:600::3f50:440 (ok), 2600:809:600::3f50:41b (ok) www.sauto.cz has IPv4 77.75.76.30 has IPv6 2a02:598:1::30 (ok) hosts disappearing between 2012-05-21_0800 and 2012-05-22_0800: www.bsnl.co.in had IPv4 218.248.240.47 had IPv6 2001:4490:effc:3:4000::47 www.bsnl.in had IPv4 218.248.240.47 had IPv6 2001:4490:effc:3:4000::47 www.hsw.uol.com.br had IPv4 200.147.0.120, 200.147.0.121, 200.147.32.120, 200.147.32.121 had IPv6 2804:49c:319:430::318 www.michaelis.uol.com.br had IPv4 200.147.35.224, 200.147.3.199 had IPv6 2804:49c:319:430::326 www.socialsecurity.gov had IPv4 199.173.225.5, 137.200.4.16 had IPv6 2001:1930:c00::19 www.ssa.gov had IPv4 199.173.225.5, 137.200.4.16 had IPv6 2001:1930:c00::19 www.sub-titles.net had IPv4 91.185.207.128, 91.185.205.30 had IPv6 2a02:840:1:2:111::1 www.techtudo.com.br had IPv4 186.192.82.155 had IPv6 2804:294:4000:8000::5