new hosts appearing between 2012-05-01_0800 and 2012-05-02_0800:
www.auone-net.jp                has IPv4 61.200.220.185 has IPv6 2001:268:fa01:b03::8 (ok), 2001:268:fa01:b04::8 (ok)
www.disponivel.uol.com.br       has IPv4 200.147.36.16, 200.147.99.129 has IPv6 2804:49c:319:430::292 (ok)
www.euroads.dk                  has IPv4 46.137.123.102, 176.34.182.76 has IPv6 2a01:578:3::b022:b64c (ok), 2a01:578:3::2e89:7b66 (ok)
www.mediabiz.de                 has IPv4 88.217.153.102 has IPv6 2001:a60:9003:a000::b00c (ok)
www.omgubuntu.co.uk             has IPv4 173.245.60.52, 173.245.60.137 has IPv6 2400:cb00:2048:1::adf5:3c89 (ok), 2400:cb00:2048:1::adf5:3c34 (ok)
www.tradebit.com                has IPv4 184.172.169.2, 174.121.171.2, 174.121.171.10, 174.121.171.18, 174.121.171.26 has IPv6 2607:f0d0:1301:2c::2 (ok)
www.webfaction.com              has IPv4 173.193.159.195 has IPv6 2607:f0d0:1005:95::2 (ok)

hosts disappearing between 2012-05-01_0800 and 2012-05-02_0800:
www.broadbandforum.in           had IPv4 199.27.134.39, 173.245.60.112 had IPv6 2400:cb00:2048:1::adf5:3c70 , 2400:cb00:2048:1::c71b:8627 
www.freestuff.gr                had IPv4 78.47.183.98 had IPv6 2a01:4f8:121:1262::2 
www.ibiblio.org                 had IPv4 152.19.134.40 had IPv6 2610:28:3090:3000:0:bad:cafe:23 
www.ocn.ne.jp                   had IPv4 210.163.219.84 had IPv6 2001:380:516:4900::1:1 
www.sch.gr                      had IPv4 194.63.235.170 had IPv6 2001:648:2302:fd00:203:baff:fed2:cd07