[10800] 0.117.176.208.in-addr.arpa. domain name pointer 208.176.117.0.ptr.us.xo.net [10800] 1.117.176.208.in-addr.arpa. domain name pointer 208.176.117.1.ptr.us.xo.net [10800] 2.117.176.208.in-addr.arpa. domain name pointer 208.176.117.2.ptr.us.xo.net [10800] 3.117.176.208.in-addr.arpa. domain name pointer 208.176.117.3.ptr.us.xo.net [10800] 4.117.176.208.in-addr.arpa. domain name pointer 208.176.117.4.ptr.us.xo.net [10800] 5.117.176.208.in-addr.arpa. domain name pointer 208.176.117.5.ptr.us.xo.net [10800] 6.117.176.208.in-addr.arpa. domain name pointer 208.176.117.6.ptr.us.xo.net [10800] 7.117.176.208.in-addr.arpa. domain name pointer 208.176.117.7.ptr.us.xo.net [10800] 8.117.176.208.in-addr.arpa. domain name pointer 208.176.117.8.ptr.us.xo.net [10800] 9.117.176.208.in-addr.arpa. domain name pointer 208.176.117.9.ptr.us.xo.net [10800] 10.117.176.208.in-addr.arpa. domain name pointer 208.176.117.10.ptr.us.xo.net [10800] 11.117.176.208.in-addr.arpa. domain name pointer 208.176.117.11.ptr.us.xo.net [10800] 12.117.176.208.in-addr.arpa. domain name pointer 208.176.117.12.ptr.us.xo.net [10800] 13.117.176.208.in-addr.arpa. domain name pointer 208.176.117.13.ptr.us.xo.net [10800] 14.117.176.208.in-addr.arpa. domain name pointer 208.176.117.14.ptr.us.xo.net [10800] 15.117.176.208.in-addr.arpa. domain name pointer 208.176.117.15.ptr.us.xo.net [10800] 16.117.176.208.in-addr.arpa. domain name pointer 208.176.117.16.ptr.us.xo.net [10800] 17.117.176.208.in-addr.arpa. domain name pointer 208.176.117.17.ptr.us.xo.net [10800] 18.117.176.208.in-addr.arpa. domain name pointer 208.176.117.18.ptr.us.xo.net [10800] 19.117.176.208.in-addr.arpa. domain name pointer 208.176.117.19.ptr.us.xo.net [10800] 20.117.176.208.in-addr.arpa. domain name pointer 208.176.117.20.ptr.us.xo.net [10800] 21.117.176.208.in-addr.arpa. domain name pointer 208.176.117.21.ptr.us.xo.net [10800] 22.117.176.208.in-addr.arpa. domain name pointer 208.176.117.22.ptr.us.xo.net [10800] 23.117.176.208.in-addr.arpa. domain name pointer 208.176.117.23.ptr.us.xo.net [10800] 24.117.176.208.in-addr.arpa. domain name pointer 208.176.117.24.ptr.us.xo.net [10800] 25.117.176.208.in-addr.arpa. domain name pointer 208.176.117.25.ptr.us.xo.net [10800] 26.117.176.208.in-addr.arpa. domain name pointer 208.176.117.26.ptr.us.xo.net [10800] 27.117.176.208.in-addr.arpa. domain name pointer 208.176.117.27.ptr.us.xo.net [10800] 28.117.176.208.in-addr.arpa. domain name pointer 208.176.117.28.ptr.us.xo.net [10800] 29.117.176.208.in-addr.arpa. domain name pointer 208.176.117.29.ptr.us.xo.net [10800] 30.117.176.208.in-addr.arpa. domain name pointer 208.176.117.30.ptr.us.xo.net [10800] 31.117.176.208.in-addr.arpa. domain name pointer 208.176.117.31.ptr.us.xo.net [10800] 32.117.176.208.in-addr.arpa. domain name pointer 208.176.117.32.ptr.us.xo.net [10800] 33.117.176.208.in-addr.arpa. domain name pointer 208.176.117.33.ptr.us.xo.net [10800] 34.117.176.208.in-addr.arpa. domain name pointer 208.176.117.34.ptr.us.xo.net [10800] 35.117.176.208.in-addr.arpa. domain name pointer 208.176.117.35.ptr.us.xo.net [10800] 36.117.176.208.in-addr.arpa. domain name pointer 208.176.117.36.ptr.us.xo.net [10800] 37.117.176.208.in-addr.arpa. domain name pointer 208.176.117.37.ptr.us.xo.net [10800] 38.117.176.208.in-addr.arpa. domain name pointer 208.176.117.38.ptr.us.xo.net [10800] 39.117.176.208.in-addr.arpa. domain name pointer 208.176.117.39.ptr.us.xo.net [10800] 40.117.176.208.in-addr.arpa. domain name pointer 208.176.117.40.ptr.us.xo.net [10800] 41.117.176.208.in-addr.arpa. domain name pointer 208.176.117.41.ptr.us.xo.net [10800] 42.117.176.208.in-addr.arpa. domain name pointer 208.176.117.42.ptr.us.xo.net [10800] 43.117.176.208.in-addr.arpa. domain name pointer 208.176.117.43.ptr.us.xo.net [10800] 44.117.176.208.in-addr.arpa. domain name pointer 208.176.117.44.ptr.us.xo.net [10800] 45.117.176.208.in-addr.arpa. domain name pointer 208.176.117.45.ptr.us.xo.net [10800] 46.117.176.208.in-addr.arpa. domain name pointer 208.176.117.46.ptr.us.xo.net [10800] 47.117.176.208.in-addr.arpa. domain name pointer 208.176.117.47.ptr.us.xo.net [10800] 48.117.176.208.in-addr.arpa. domain name pointer 208.176.117.48.ptr.us.xo.net [10800] 49.117.176.208.in-addr.arpa. domain name pointer 208.176.117.49.ptr.us.xo.net [10800] 50.117.176.208.in-addr.arpa. domain name pointer 208.176.117.50.ptr.us.xo.net [10800] 51.117.176.208.in-addr.arpa. domain name pointer 208.176.117.51.ptr.us.xo.net [10800] 52.117.176.208.in-addr.arpa. domain name pointer 208.176.117.52.ptr.us.xo.net [10800] 53.117.176.208.in-addr.arpa. domain name pointer 208.176.117.53.ptr.us.xo.net [10800] 54.117.176.208.in-addr.arpa. domain name pointer 208.176.117.54.ptr.us.xo.net [10800] 55.117.176.208.in-addr.arpa. domain name pointer 208.176.117.55.ptr.us.xo.net [10800] 56.117.176.208.in-addr.arpa. domain name pointer 208.176.117.56.ptr.us.xo.net [10800] 57.117.176.208.in-addr.arpa. domain name pointer 208.176.117.57.ptr.us.xo.net [10800] 58.117.176.208.in-addr.arpa. domain name pointer 208.176.117.58.ptr.us.xo.net [10800] 59.117.176.208.in-addr.arpa. domain name pointer 208.176.117.59.ptr.us.xo.net [10800] 60.117.176.208.in-addr.arpa. domain name pointer 208.176.117.60.ptr.us.xo.net [10800] 61.117.176.208.in-addr.arpa. domain name pointer 208.176.117.61.ptr.us.xo.net [10800] 62.117.176.208.in-addr.arpa. domain name pointer 208.176.117.62.ptr.us.xo.net [10800] 63.117.176.208.in-addr.arpa. domain name pointer 208.176.117.63.ptr.us.xo.net [10800] 64.117.176.208.in-addr.arpa. domain name pointer 208.176.117.64.ptr.us.xo.net [10800] 65.117.176.208.in-addr.arpa. domain name pointer 208.176.117.65.ptr.us.xo.net [10800] 66.117.176.208.in-addr.arpa. domain name pointer 208.176.117.66.ptr.us.xo.net [10800] 67.117.176.208.in-addr.arpa. domain name pointer 208.176.117.67.ptr.us.xo.net [10800] 68.117.176.208.in-addr.arpa. domain name pointer 208.176.117.68.ptr.us.xo.net [10800] 69.117.176.208.in-addr.arpa. domain name pointer 208.176.117.69.ptr.us.xo.net [10800] 70.117.176.208.in-addr.arpa. domain name pointer 208.176.117.70.ptr.us.xo.net [10800] 71.117.176.208.in-addr.arpa. domain name pointer 208.176.117.71.ptr.us.xo.net [10800] 72.117.176.208.in-addr.arpa. domain name pointer 208.176.117.72.ptr.us.xo.net [10800] 73.117.176.208.in-addr.arpa. domain name pointer 208.176.117.73.ptr.us.xo.net [10800] 74.117.176.208.in-addr.arpa. domain name pointer 208.176.117.74.ptr.us.xo.net [10800] 75.117.176.208.in-addr.arpa. domain name pointer 208.176.117.75.ptr.us.xo.net [10800] 76.117.176.208.in-addr.arpa. domain name pointer 208.176.117.76.ptr.us.xo.net [10800] 77.117.176.208.in-addr.arpa. domain name pointer 208.176.117.77.ptr.us.xo.net [10800] 78.117.176.208.in-addr.arpa. domain name pointer 208.176.117.78.ptr.us.xo.net [10800] 79.117.176.208.in-addr.arpa. domain name pointer 208.176.117.79.ptr.us.xo.net [10800] 80.117.176.208.in-addr.arpa. domain name pointer 208.176.117.80.ptr.us.xo.net [10800] 81.117.176.208.in-addr.arpa. domain name pointer 208.176.117.81.ptr.us.xo.net [10800] 82.117.176.208.in-addr.arpa. domain name pointer 208.176.117.82.ptr.us.xo.net [10800] 83.117.176.208.in-addr.arpa. domain name pointer 208.176.117.83.ptr.us.xo.net [10800] 84.117.176.208.in-addr.arpa. domain name pointer 208.176.117.84.ptr.us.xo.net [10800] 85.117.176.208.in-addr.arpa. domain name pointer 208.176.117.85.ptr.us.xo.net [10800] 86.117.176.208.in-addr.arpa. domain name pointer 208.176.117.86.ptr.us.xo.net [10800] 87.117.176.208.in-addr.arpa. domain name pointer 208.176.117.87.ptr.us.xo.net [10800] 88.117.176.208.in-addr.arpa. domain name pointer 208.176.117.88.ptr.us.xo.net [10800] 89.117.176.208.in-addr.arpa. domain name pointer 208.176.117.89.ptr.us.xo.net [10800] 90.117.176.208.in-addr.arpa. domain name pointer 208.176.117.90.ptr.us.xo.net [10800] 91.117.176.208.in-addr.arpa. domain name pointer 208.176.117.91.ptr.us.xo.net [10800] 92.117.176.208.in-addr.arpa. domain name pointer 208.176.117.92.ptr.us.xo.net [10800] 93.117.176.208.in-addr.arpa. domain name pointer 208.176.117.93.ptr.us.xo.net [10800] 94.117.176.208.in-addr.arpa. domain name pointer 208.176.117.94.ptr.us.xo.net [10800] 95.117.176.208.in-addr.arpa. domain name pointer 208.176.117.95.ptr.us.xo.net [10800] 96.117.176.208.in-addr.arpa. domain name pointer 208.176.117.96.ptr.us.xo.net [10800] 97.117.176.208.in-addr.arpa. domain name pointer 208.176.117.97.ptr.us.xo.net [10800] 98.117.176.208.in-addr.arpa. domain name pointer 208.176.117.98.ptr.us.xo.net [10800] 99.117.176.208.in-addr.arpa. domain name pointer 208.176.117.99.ptr.us.xo.net [10800] 100.117.176.208.in-addr.arpa. domain name pointer 208.176.117.100.ptr.us.xo.net [10800] 101.117.176.208.in-addr.arpa. domain name pointer 208.176.117.101.ptr.us.xo.net [10800] 102.117.176.208.in-addr.arpa. domain name pointer 208.176.117.102.ptr.us.xo.net [10800] 103.117.176.208.in-addr.arpa. domain name pointer 208.176.117.103.ptr.us.xo.net [10800] 104.117.176.208.in-addr.arpa. domain name pointer 208.176.117.104.ptr.us.xo.net [10800] 105.117.176.208.in-addr.arpa. domain name pointer 208.176.117.105.ptr.us.xo.net [10800] 106.117.176.208.in-addr.arpa. domain name pointer 208.176.117.106.ptr.us.xo.net [10800] 107.117.176.208.in-addr.arpa. domain name pointer 208.176.117.107.ptr.us.xo.net [10800] 108.117.176.208.in-addr.arpa. domain name pointer 208.176.117.108.ptr.us.xo.net [10800] 109.117.176.208.in-addr.arpa. domain name pointer 208.176.117.109.ptr.us.xo.net [10800] 110.117.176.208.in-addr.arpa. domain name pointer 208.176.117.110.ptr.us.xo.net [10800] 111.117.176.208.in-addr.arpa. domain name pointer 208.176.117.111.ptr.us.xo.net [10800] 112.117.176.208.in-addr.arpa. domain name pointer 208.176.117.112.ptr.us.xo.net [10800] 113.117.176.208.in-addr.arpa. domain name pointer 208.176.117.113.ptr.us.xo.net [10800] 114.117.176.208.in-addr.arpa. domain name pointer 208.176.117.114.ptr.us.xo.net [10800] 115.117.176.208.in-addr.arpa. domain name pointer 208.176.117.115.ptr.us.xo.net [10800] 116.117.176.208.in-addr.arpa. domain name pointer 208.176.117.116.ptr.us.xo.net [10800] 117.117.176.208.in-addr.arpa. domain name pointer 208.176.117.117.ptr.us.xo.net [10800] 118.117.176.208.in-addr.arpa. domain name pointer 208.176.117.118.ptr.us.xo.net [10800] 119.117.176.208.in-addr.arpa. domain name pointer 208.176.117.119.ptr.us.xo.net [10800] 120.117.176.208.in-addr.arpa. domain name pointer 208.176.117.120.ptr.us.xo.net [10800] 121.117.176.208.in-addr.arpa. domain name pointer 208.176.117.121.ptr.us.xo.net [10800] 122.117.176.208.in-addr.arpa. domain name pointer 208.176.117.122.ptr.us.xo.net [10800] 123.117.176.208.in-addr.arpa. domain name pointer 208.176.117.123.ptr.us.xo.net [10800] 124.117.176.208.in-addr.arpa. domain name pointer 208.176.117.124.ptr.us.xo.net [10800] 125.117.176.208.in-addr.arpa. domain name pointer 208.176.117.125.ptr.us.xo.net [10800] 126.117.176.208.in-addr.arpa. domain name pointer 208.176.117.126.ptr.us.xo.net [10800] 127.117.176.208.in-addr.arpa. domain name pointer 208.176.117.127.ptr.us.xo.net [0] 128.117.176.208.in-addr.arpa.: domain name does not exist [0] 129.117.176.208.in-addr.arpa.: domain name does not exist [0] 130.117.176.208.in-addr.arpa.: domain name does not exist [0] 131.117.176.208.in-addr.arpa.: domain name does not exist [0] 132.117.176.208.in-addr.arpa.: domain name does not exist [0] 133.117.176.208.in-addr.arpa.: domain name does not exist [0] 134.117.176.208.in-addr.arpa.: domain name does not exist [0] 135.117.176.208.in-addr.arpa.: domain name does not exist [0] 136.117.176.208.in-addr.arpa.: domain name does not exist [0] 137.117.176.208.in-addr.arpa.: domain name does not exist [0] 138.117.176.208.in-addr.arpa.: domain name does not exist [0] 139.117.176.208.in-addr.arpa.: domain name does not exist [0] 140.117.176.208.in-addr.arpa.: domain name does not exist [0] 141.117.176.208.in-addr.arpa.: domain name does not exist [0] 142.117.176.208.in-addr.arpa.: domain name does not exist [0] 143.117.176.208.in-addr.arpa.: domain name does not exist [0] 144.117.176.208.in-addr.arpa.: domain name does not exist [0] 145.117.176.208.in-addr.arpa.: domain name does not exist [0] 146.117.176.208.in-addr.arpa.: domain name does not exist [0] 147.117.176.208.in-addr.arpa.: domain name does not exist [0] 148.117.176.208.in-addr.arpa.: domain name does not exist [0] 149.117.176.208.in-addr.arpa.: domain name does not exist [0] 150.117.176.208.in-addr.arpa.: domain name does not exist [0] 151.117.176.208.in-addr.arpa.: domain name does not exist [0] 152.117.176.208.in-addr.arpa.: domain name does not exist [0] 153.117.176.208.in-addr.arpa.: domain name does not exist [0] 154.117.176.208.in-addr.arpa.: domain name does not exist [0] 155.117.176.208.in-addr.arpa.: domain name does not exist [0] 156.117.176.208.in-addr.arpa.: domain name does not exist [0] 157.117.176.208.in-addr.arpa.: domain name does not exist [0] 158.117.176.208.in-addr.arpa.: domain name does not exist [0] 159.117.176.208.in-addr.arpa.: domain name does not exist [0] 160.117.176.208.in-addr.arpa.: domain name does not exist [0] 161.117.176.208.in-addr.arpa.: domain name does not exist [0] 162.117.176.208.in-addr.arpa.: domain name does not exist [0] 163.117.176.208.in-addr.arpa.: domain name does not exist [0] 164.117.176.208.in-addr.arpa.: domain name does not exist [0] 165.117.176.208.in-addr.arpa.: domain name does not exist [0] 166.117.176.208.in-addr.arpa.: domain name does not exist [0] 167.117.176.208.in-addr.arpa.: domain name does not exist [0] 168.117.176.208.in-addr.arpa.: domain name does not exist [0] 169.117.176.208.in-addr.arpa.: domain name does not exist [0] 170.117.176.208.in-addr.arpa.: domain name does not exist [0] 171.117.176.208.in-addr.arpa.: domain name does not exist [0] 172.117.176.208.in-addr.arpa.: domain name does not exist [0] 173.117.176.208.in-addr.arpa.: domain name does not exist [0] 174.117.176.208.in-addr.arpa.: domain name does not exist [0] 175.117.176.208.in-addr.arpa.: domain name does not exist [0] 176.117.176.208.in-addr.arpa.: domain name does not exist [0] 177.117.176.208.in-addr.arpa.: domain name does not exist [0] 178.117.176.208.in-addr.arpa.: domain name does not exist [0] 179.117.176.208.in-addr.arpa.: domain name does not exist [0] 180.117.176.208.in-addr.arpa.: domain name does not exist [0] 181.117.176.208.in-addr.arpa.: domain name does not exist [0] 182.117.176.208.in-addr.arpa.: domain name does not exist [0] 183.117.176.208.in-addr.arpa.: domain name does not exist [0] 184.117.176.208.in-addr.arpa.: domain name does not exist [0] 185.117.176.208.in-addr.arpa.: domain name does not exist [0] 186.117.176.208.in-addr.arpa.: domain name does not exist [0] 187.117.176.208.in-addr.arpa.: domain name does not exist [0] 188.117.176.208.in-addr.arpa.: domain name does not exist [0] 189.117.176.208.in-addr.arpa.: domain name does not exist [0] 190.117.176.208.in-addr.arpa.: domain name does not exist [0] 191.117.176.208.in-addr.arpa.: domain name does not exist [0] 192.117.176.208.in-addr.arpa.: domain name does not exist [0] 193.117.176.208.in-addr.arpa.: domain name does not exist [0] 194.117.176.208.in-addr.arpa.: domain name does not exist [0] 195.117.176.208.in-addr.arpa.: domain name does not exist [0] 196.117.176.208.in-addr.arpa.: domain name does not exist [0] 197.117.176.208.in-addr.arpa.: domain name does not exist [0] 198.117.176.208.in-addr.arpa.: domain name does not exist [0] 199.117.176.208.in-addr.arpa.: domain name does not exist [0] 200.117.176.208.in-addr.arpa.: domain name does not exist [0] 201.117.176.208.in-addr.arpa.: domain name does not exist [0] 202.117.176.208.in-addr.arpa.: domain name does not exist [0] 203.117.176.208.in-addr.arpa.: domain name does not exist [0] 204.117.176.208.in-addr.arpa.: domain name does not exist [0] 205.117.176.208.in-addr.arpa.: domain name does not exist [0] 206.117.176.208.in-addr.arpa.: domain name does not exist [0] 207.117.176.208.in-addr.arpa.: domain name does not exist [0] 208.117.176.208.in-addr.arpa.: domain name does not exist [0] 209.117.176.208.in-addr.arpa.: domain name does not exist [0] 210.117.176.208.in-addr.arpa.: domain name does not exist [0] 211.117.176.208.in-addr.arpa.: domain name does not exist [0] 212.117.176.208.in-addr.arpa.: domain name does not exist [0] 213.117.176.208.in-addr.arpa.: domain name does not exist [0] 214.117.176.208.in-addr.arpa.: domain name does not exist [0] 215.117.176.208.in-addr.arpa.: domain name does not exist [0] 216.117.176.208.in-addr.arpa.: domain name does not exist [0] 217.117.176.208.in-addr.arpa.: domain name does not exist [0] 218.117.176.208.in-addr.arpa.: domain name does not exist [0] 219.117.176.208.in-addr.arpa.: domain name does not exist [0] 220.117.176.208.in-addr.arpa.: domain name does not exist [0] 221.117.176.208.in-addr.arpa.: domain name does not exist [0] 222.117.176.208.in-addr.arpa.: domain name does not exist [0] 223.117.176.208.in-addr.arpa.: domain name does not exist [10800] 224.117.176.208.in-addr.arpa. domain name pointer 208.176.117.224.ptr.us.xo.net [10800] 225.117.176.208.in-addr.arpa. domain name pointer 208.176.117.225.ptr.us.xo.net [10800] 226.117.176.208.in-addr.arpa. domain name pointer 208.176.117.226.ptr.us.xo.net [10800] 227.117.176.208.in-addr.arpa. domain name pointer 208.176.117.227.ptr.us.xo.net [10800] 228.117.176.208.in-addr.arpa. domain name pointer 208.176.117.228.ptr.us.xo.net [10800] 229.117.176.208.in-addr.arpa. domain name pointer 208.176.117.229.ptr.us.xo.net [10800] 230.117.176.208.in-addr.arpa. domain name pointer 208.176.117.230.ptr.us.xo.net [10800] 231.117.176.208.in-addr.arpa. domain name pointer 208.176.117.231.ptr.us.xo.net [10800] 232.117.176.208.in-addr.arpa. domain name pointer 208.176.117.232.ptr.us.xo.net [10800] 233.117.176.208.in-addr.arpa. domain name pointer 208.176.117.233.ptr.us.xo.net [10800] 234.117.176.208.in-addr.arpa. domain name pointer 208.176.117.234.ptr.us.xo.net [10800] 235.117.176.208.in-addr.arpa. domain name pointer 208.176.117.235.ptr.us.xo.net [10800] 236.117.176.208.in-addr.arpa. domain name pointer 208.176.117.236.ptr.us.xo.net [10800] 237.117.176.208.in-addr.arpa. domain name pointer 208.176.117.237.ptr.us.xo.net [10800] 238.117.176.208.in-addr.arpa. domain name pointer 208.176.117.238.ptr.us.xo.net [10800] 239.117.176.208.in-addr.arpa. domain name pointer 208.176.117.239.ptr.us.xo.net [10800] 240.117.176.208.in-addr.arpa. domain name pointer 208.176.117.240.ptr.us.xo.net [10800] 241.117.176.208.in-addr.arpa. domain name pointer 208.176.117.241.ptr.us.xo.net [10800] 242.117.176.208.in-addr.arpa. domain name pointer 208.176.117.242.ptr.us.xo.net [10800] 243.117.176.208.in-addr.arpa. domain name pointer 208.176.117.243.ptr.us.xo.net [10800] 244.117.176.208.in-addr.arpa. domain name pointer 208.176.117.244.ptr.us.xo.net [10800] 245.117.176.208.in-addr.arpa. domain name pointer 208.176.117.245.ptr.us.xo.net [10800] 246.117.176.208.in-addr.arpa. domain name pointer 208.176.117.246.ptr.us.xo.net [10800] 247.117.176.208.in-addr.arpa. domain name pointer 208.176.117.247.ptr.us.xo.net [10800] 248.117.176.208.in-addr.arpa. domain name pointer 208.176.117.248.ptr.us.xo.net [10800] 249.117.176.208.in-addr.arpa. domain name pointer 208.176.117.249.ptr.us.xo.net [10800] 250.117.176.208.in-addr.arpa. domain name pointer 208.176.117.250.ptr.us.xo.net [10800] 251.117.176.208.in-addr.arpa. domain name pointer 208.176.117.251.ptr.us.xo.net [10800] 252.117.176.208.in-addr.arpa. domain name pointer 208.176.117.252.ptr.us.xo.net [10800] 253.117.176.208.in-addr.arpa. domain name pointer 208.176.117.253.ptr.us.xo.net [10800] 254.117.176.208.in-addr.arpa. domain name pointer 208.176.117.254.ptr.us.xo.net [10800] 255.117.176.208.in-addr.arpa. domain name pointer 208.176.117.255.ptr.us.xo.net