DNS BlackHoleで対策
66.230.128.15;
66.230.160.1;
76.9.16.171;
63.217.28.226;
206.71.158.30;
67.192.144.0;
64.57.246.146; // virtus.vps.4tvirtual.com.
64.57.246.123; // virtus.vps.4tvirtual.com.
70.86.80.98;
72.249.127.168;
69.64.87.156;
72.20.3.82;
76.9.31.42;
208.76.253.253;
64.27.1.194;
71.6.131.81;
65.23.129.220;