[0] 0.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 1.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 2.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 3.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 4.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 5.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 6.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 7.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 8.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 9.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 10.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 11.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 12.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 13.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 14.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 15.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 16.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 17.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 18.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 19.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 20.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 21.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 22.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 23.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 24.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 25.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 26.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 27.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 28.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 29.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 30.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 31.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 32.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 33.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 34.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 35.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 36.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 37.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 38.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 39.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 40.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 41.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 42.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 43.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 44.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 45.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 46.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 47.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 48.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 49.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 50.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 51.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 52.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 53.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 54.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 55.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 56.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 57.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 58.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 59.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 60.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 61.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 62.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 63.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 64.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 65.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 66.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 67.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 68.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 69.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 70.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 71.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 72.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 73.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 74.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 75.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 76.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 77.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 78.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 79.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 80.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 81.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 82.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 83.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 84.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 85.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 86.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 87.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 88.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 89.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 90.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 91.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 92.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 93.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 94.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 95.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 96.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 97.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 98.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 99.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 100.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 101.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 102.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 103.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 104.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 105.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 106.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 107.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 108.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 109.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 110.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 111.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 112.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 113.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 114.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 115.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 116.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 117.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 118.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 119.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 120.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 121.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 122.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 123.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 124.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 125.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 126.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[0] 127.153.221.64.in-addr.arpa.: valid domain but no data of requested type
[28800] 128.153.221.64.in-addr.arpa. domain name pointer 64.221.153.128.ptr.us.xo.net
[28800] 129.153.221.64.in-addr.arpa. domain name pointer 64.221.153.129.ptr.us.xo.net
[28800] 130.153.221.64.in-addr.arpa. domain name pointer 64.221.153.130.ptr.us.xo.net
[28800] 131.153.221.64.in-addr.arpa. domain name pointer 64.221.153.131.ptr.us.xo.net
[28800] 132.153.221.64.in-addr.arpa. domain name pointer 64.221.153.132.ptr.us.xo.net
[28800] 133.153.221.64.in-addr.arpa. domain name pointer 64.221.153.133.ptr.us.xo.net
[28800] 134.153.221.64.in-addr.arpa. domain name pointer 64.221.153.134.ptr.us.xo.net
[28800] 135.153.221.64.in-addr.arpa. domain name pointer 64.221.153.135.ptr.us.xo.net
[28800] 136.153.221.64.in-addr.arpa. domain name pointer 64.221.153.136.ptr.us.xo.net
[28800] 137.153.221.64.in-addr.arpa. domain name pointer 64.221.153.137.ptr.us.xo.net
[28800] 138.153.221.64.in-addr.arpa. domain name pointer 64.221.153.138.ptr.us.xo.net
[28800] 139.153.221.64.in-addr.arpa. domain name pointer 64.221.153.139.ptr.us.xo.net
[28800] 140.153.221.64.in-addr.arpa. domain name pointer 64.221.153.140.ptr.us.xo.net
[28800] 141.153.221.64.in-addr.arpa. domain name pointer 64.221.153.141.ptr.us.xo.net
[28800] 142.153.221.64.in-addr.arpa. domain name pointer 64.221.153.142.ptr.us.xo.net
[28800] 143.153.221.64.in-addr.arpa. domain name pointer 64.221.153.143.ptr.us.xo.net
[28800] 144.153.221.64.in-addr.arpa. domain name pointer 64.221.153.144.ptr.us.xo.net
[28800] 145.153.221.64.in-addr.arpa. domain name pointer 64.221.153.145.ptr.us.xo.net
[28800] 146.153.221.64.in-addr.arpa. domain name pointer 64.221.153.146.ptr.us.xo.net
[28800] 147.153.221.64.in-addr.arpa. domain name pointer 64.221.153.147.ptr.us.xo.net
[28800] 148.153.221.64.in-addr.arpa. domain name pointer 64.221.153.148.ptr.us.xo.net
[28800] 149.153.221.64.in-addr.arpa. domain name pointer 64.221.153.149.ptr.us.xo.net
[28800] 150.153.221.64.in-addr.arpa. domain name pointer 64.221.153.150.ptr.us.xo.net
[28800] 151.153.221.64.in-addr.arpa. domain name pointer 64.221.153.151.ptr.us.xo.net
[28800] 152.153.221.64.in-addr.arpa. domain name pointer 64.221.153.152.ptr.us.xo.net
[28800] 153.153.221.64.in-addr.arpa. domain name pointer 64.221.153.153.ptr.us.xo.net
[28800] 154.153.221.64.in-addr.arpa. domain name pointer 64.221.153.154.ptr.us.xo.net
[28800] 155.153.221.64.in-addr.arpa. domain name pointer 64.221.153.155.ptr.us.xo.net
[28800] 156.153.221.64.in-addr.arpa. domain name pointer 64.221.153.156.ptr.us.xo.net
[28800] 157.153.221.64.in-addr.arpa. domain name pointer 64.221.153.157.ptr.us.xo.net
[28800] 158.153.221.64.in-addr.arpa. domain name pointer 64.221.153.158.ptr.us.xo.net
[28800] 159.153.221.64.in-addr.arpa. domain name pointer 64.221.153.159.ptr.us.xo.net
[28800] 160.153.221.64.in-addr.arpa. domain name pointer 64.221.153.160.ptr.us.xo.net
[28800] 161.153.221.64.in-addr.arpa. domain name pointer 64.221.153.161.ptr.us.xo.net
[28800] 162.153.221.64.in-addr.arpa. domain name pointer 64.221.153.162.ptr.us.xo.net
[28800] 163.153.221.64.in-addr.arpa. domain name pointer 64.221.153.163.ptr.us.xo.net
[28800] 164.153.221.64.in-addr.arpa. domain name pointer 64.221.153.164.ptr.us.xo.net
[28800] 165.153.221.64.in-addr.arpa. domain name pointer 64.221.153.165.ptr.us.xo.net
[28800] 166.153.221.64.in-addr.arpa. domain name pointer 64.221.153.166.ptr.us.xo.net
[28800] 167.153.221.64.in-addr.arpa. domain name pointer 64.221.153.167.ptr.us.xo.net
[28800] 168.153.221.64.in-addr.arpa. domain name pointer 64.221.153.168.ptr.us.xo.net
[28800] 169.153.221.64.in-addr.arpa. domain name pointer 64.221.153.169.ptr.us.xo.net
[28800] 170.153.221.64.in-addr.arpa. domain name pointer 64.221.153.170.ptr.us.xo.net
[28800] 171.153.221.64.in-addr.arpa. domain name pointer 64.221.153.171.ptr.us.xo.net
[28800] 172.153.221.64.in-addr.arpa. domain name pointer 64.221.153.172.ptr.us.xo.net
[28800] 173.153.221.64.in-addr.arpa. domain name pointer 64.221.153.173.ptr.us.xo.net
[28800] 174.153.221.64.in-addr.arpa. domain name pointer 64.221.153.174.ptr.us.xo.net
[28800] 175.153.221.64.in-addr.arpa. domain name pointer 64.221.153.175.ptr.us.xo.net
[28800] 176.153.221.64.in-addr.arpa. domain name pointer 64.221.153.176.ptr.us.xo.net
[28800] 177.153.221.64.in-addr.arpa. domain name pointer 64.221.153.177.ptr.us.xo.net
[28800] 178.153.221.64.in-addr.arpa. domain name pointer 64.221.153.178.ptr.us.xo.net
[28800] 179.153.221.64.in-addr.arpa. domain name pointer 64.221.153.179.ptr.us.xo.net
[28800] 180.153.221.64.in-addr.arpa. domain name pointer 64.221.153.180.ptr.us.xo.net
[28800] 181.153.221.64.in-addr.arpa. domain name pointer 64.221.153.181.ptr.us.xo.net
[28800] 182.153.221.64.in-addr.arpa. domain name pointer 64.221.153.182.ptr.us.xo.net
[28800] 183.153.221.64.in-addr.arpa. domain name pointer 64.221.153.183.ptr.us.xo.net
[28800] 184.153.221.64.in-addr.arpa. domain name pointer 64.221.153.184.ptr.us.xo.net
[28800] 185.153.221.64.in-addr.arpa. domain name pointer 64.221.153.185.ptr.us.xo.net
[28800] 186.153.221.64.in-addr.arpa. domain name pointer 64.221.153.186.ptr.us.xo.net
[28800] 187.153.221.64.in-addr.arpa. domain name pointer 64.221.153.187.ptr.us.xo.net
[28800] 188.153.221.64.in-addr.arpa. domain name pointer 64.221.153.188.ptr.us.xo.net
[28800] 189.153.221.64.in-addr.arpa. domain name pointer 64.221.153.189.ptr.us.xo.net
[28800] 190.153.221.64.in-addr.arpa. domain name pointer 64.221.153.190.ptr.us.xo.net
[28800] 191.153.221.64.in-addr.arpa. domain name pointer 64.221.153.191.ptr.us.xo.net
[28800] 192.153.221.64.in-addr.arpa. domain name pointer 64.221.153.192.ptr.us.xo.net
[28800] 193.153.221.64.in-addr.arpa. domain name pointer 64.221.153.193.ptr.us.xo.net
[28800] 194.153.221.64.in-addr.arpa. domain name pointer 64.221.153.194.ptr.us.xo.net
[28800] 195.153.221.64.in-addr.arpa. domain name pointer 64.221.153.195.ptr.us.xo.net
[28800] 196.153.221.64.in-addr.arpa. domain name pointer mail.nationalprepaid.com
[28800] 197.153.221.64.in-addr.arpa. domain name pointer 64.221.153.197.ptr.us.xo.net
[28800] 198.153.221.64.in-addr.arpa. domain name pointer 64.221.153.198.ptr.us.xo.net
[28800] 199.153.221.64.in-addr.arpa. domain name pointer 64.221.153.199.ptr.us.xo.net
[28800] 200.153.221.64.in-addr.arpa. domain name pointer 64.221.153.200.ptr.us.xo.net
[28800] 201.153.221.64.in-addr.arpa. domain name pointer 64.221.153.201.ptr.us.xo.net
[28800] 202.153.221.64.in-addr.arpa. domain name pointer 64.221.153.202.ptr.us.xo.net
[28800] 203.153.221.64.in-addr.arpa. domain name pointer 64.221.153.203.ptr.us.xo.net
[28800] 204.153.221.64.in-addr.arpa. domain name pointer 64.221.153.204.ptr.us.xo.net
[28800] 205.153.221.64.in-addr.arpa. domain name pointer 64.221.153.205.ptr.us.xo.net
[28800] 206.153.221.64.in-addr.arpa. domain name pointer 64.221.153.206.ptr.us.xo.net
[28800] 207.153.221.64.in-addr.arpa. domain name pointer 64.221.153.207.ptr.us.xo.net
[28800] 208.153.221.64.in-addr.arpa. domain name pointer 64.221.153.208.ptr.us.xo.net
[28800] 209.153.221.64.in-addr.arpa. domain name pointer 64.221.153.209.ptr.us.xo.net
[28800] 210.153.221.64.in-addr.arpa. domain name pointer 64.221.153.210.ptr.us.xo.net
[28800] 211.153.221.64.in-addr.arpa. domain name pointer 64.221.153.211.ptr.us.xo.net
[28800] 212.153.221.64.in-addr.arpa. domain name pointer 64.221.153.212.ptr.us.xo.net
[28800] 213.153.221.64.in-addr.arpa. domain name pointer 64.221.153.213.ptr.us.xo.net
[28800] 214.153.221.64.in-addr.arpa. domain name pointer 64.221.153.214.ptr.us.xo.net
[28800] 215.153.221.64.in-addr.arpa. domain name pointer 64.221.153.215.ptr.us.xo.net
[28800] 216.153.221.64.in-addr.arpa. domain name pointer 64.221.153.216.ptr.us.xo.net
[28800] 217.153.221.64.in-addr.arpa. domain name pointer 64.221.153.217.ptr.us.xo.net
[28800] 218.153.221.64.in-addr.arpa. domain name pointer 64.221.153.218.ptr.us.xo.net
[28800] 219.153.221.64.in-addr.arpa. domain name pointer 64.221.153.219.ptr.us.xo.net
[28800] 220.153.221.64.in-addr.arpa. domain name pointer 64.221.153.220.ptr.us.xo.net
[28800] 221.153.221.64.in-addr.arpa. domain name pointer 64.221.153.221.ptr.us.xo.net
[28800] 222.153.221.64.in-addr.arpa. domain name pointer 64.221.153.222.ptr.us.xo.net
[28800] 223.153.221.64.in-addr.arpa. domain name pointer 64.221.153.223.ptr.us.xo.net
[28800] 224.153.221.64.in-addr.arpa. domain name pointer 64.221.153.224.ptr.us.xo.net
[28800] 225.153.221.64.in-addr.arpa. domain name pointer 64.221.153.225.ptr.us.xo.net
[28800] 226.153.221.64.in-addr.arpa. domain name pointer 64.221.153.226.ptr.us.xo.net
[28800] 227.153.221.64.in-addr.arpa. domain name pointer 64.221.153.227.ptr.us.xo.net
[28800] 228.153.221.64.in-addr.arpa. domain name pointer 64.221.153.228.ptr.us.xo.net
[28800] 229.153.221.64.in-addr.arpa. domain name pointer 64.221.153.229.ptr.us.xo.net
[28800] 230.153.221.64.in-addr.arpa. domain name pointer 64.221.153.230.ptr.us.xo.net
[28800] 231.153.221.64.in-addr.arpa. domain name pointer 64.221.153.231.ptr.us.xo.net
[28800] 232.153.221.64.in-addr.arpa. domain name pointer 64.221.153.232.ptr.us.xo.net
[28800] 233.153.221.64.in-addr.arpa. domain name pointer 64.221.153.233.ptr.us.xo.net
[28800] 234.153.221.64.in-addr.arpa. domain name pointer 64.221.153.234.ptr.us.xo.net
[28800] 235.153.221.64.in-addr.arpa. domain name pointer 64.221.153.235.ptr.us.xo.net
[28800] 236.153.221.64.in-addr.arpa. domain name pointer 64.221.153.236.ptr.us.xo.net
[28800] 237.153.221.64.in-addr.arpa. domain name pointer 64.221.153.237.ptr.us.xo.net
[28800] 238.153.221.64.in-addr.arpa. domain name pointer 64.221.153.238.ptr.us.xo.net
[28800] 239.153.221.64.in-addr.arpa. domain name pointer 64.221.153.239.ptr.us.xo.net
[28800] 240.153.221.64.in-addr.arpa. domain name pointer 64.221.153.240.ptr.us.xo.net
[28800] 241.153.221.64.in-addr.arpa. domain name pointer 64.221.153.241.ptr.us.xo.net
[28800] 242.153.221.64.in-addr.arpa. domain name pointer 64.221.153.242.ptr.us.xo.net
[28800] 243.153.221.64.in-addr.arpa. domain name pointer 64.221.153.243.ptr.us.xo.net
[28800] 244.153.221.64.in-addr.arpa. domain name pointer 64.221.153.244.ptr.us.xo.net
[28800] 245.153.221.64.in-addr.arpa. domain name pointer 64.221.153.245.ptr.us.xo.net
[28800] 246.153.221.64.in-addr.arpa. domain name pointer 64.221.153.246.ptr.us.xo.net
[28800] 247.153.221.64.in-addr.arpa. domain name pointer 64.221.153.247.ptr.us.xo.net
[28800] 248.153.221.64.in-addr.arpa. domain name pointer 64.221.153.248.ptr.us.xo.net
[28800] 249.153.221.64.in-addr.arpa. domain name pointer 64.221.153.249.ptr.us.xo.net
[28800] 250.153.221.64.in-addr.arpa. domain name pointer 64.221.153.250.ptr.us.xo.net
[28800] 251.153.221.64.in-addr.arpa. domain name pointer 64.221.153.251.ptr.us.xo.net
[28800] 252.153.221.64.in-addr.arpa. domain name pointer 64.221.153.252.ptr.us.xo.net
[28800] 253.153.221.64.in-addr.arpa. domain name pointer 64.221.153.253.ptr.us.xo.net
[28800] 254.153.221.64.in-addr.arpa. domain name pointer 64.221.153.254.ptr.us.xo.net
[28800] 255.153.221.64.in-addr.arpa. domain name pointer 64.221.153.255.ptr.us.xo.net