188.0.134.0-188.0.135.255 188.0.134.0/23
188.0.136.0-188.0.143.255 188.0.136.0/21
188.0.144.0-188.0.151.255 188.0.144.0/21
188.0.152.0-188.0.153.255 188.0.152.0/23