[0] 0.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [0] 1.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [3600] 2.236.20.4.in-addr.arpa. domain name pointer 4.20.236.2.rivnet.net [3600] 3.236.20.4.in-addr.arpa. domain name pointer 4.20.236.3.rivnet.net [3600] 4.236.20.4.in-addr.arpa. domain name pointer 4.20.236.4.rivnet.net [3600] 5.236.20.4.in-addr.arpa. domain name pointer 4.20.236.5.rivnet.net [3600] 6.236.20.4.in-addr.arpa. domain name pointer 4.20.236.6.rivnet.net [3600] 7.236.20.4.in-addr.arpa. domain name pointer 4.20.236.7.rivnet.net [3600] 8.236.20.4.in-addr.arpa. domain name pointer 4.20.236.8.rivnet.net [3600] 9.236.20.4.in-addr.arpa. domain name pointer 4.20.236.9.rivnet.net [0] 10.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [0] 11.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [0] 12.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [0] 13.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [3600] 14.236.20.4.in-addr.arpa. domain name pointer 4.20.236.14.rivnet.net [3600] 15.236.20.4.in-addr.arpa. domain name pointer 4.20.236.15.rivnet.net [3600] 16.236.20.4.in-addr.arpa. domain name pointer 4.20.236.16.rivnet.net [3600] 17.236.20.4.in-addr.arpa. domain name pointer 4.20.236.17.rivnet.net [3600] 18.236.20.4.in-addr.arpa. domain name pointer 4.20.236.18.rivnet.net [3600] 19.236.20.4.in-addr.arpa. domain name pointer 4.20.236.19.rivnet.net [3600] 20.236.20.4.in-addr.arpa. domain name pointer 4.20.236.20.rivnet.net [3600] 21.236.20.4.in-addr.arpa. domain name pointer 4.20.236.21.rivnet.net [3600] 22.236.20.4.in-addr.arpa. domain name pointer 4.20.236.22.rivnet.net [3600] 23.236.20.4.in-addr.arpa. domain name pointer 4.20.236.23.rivnet.net [3600] 24.236.20.4.in-addr.arpa. domain name pointer 4.20.236.24.rivnet.net [3600] 25.236.20.4.in-addr.arpa. domain name pointer 4.20.236.25.rivnet.net [3600] 26.236.20.4.in-addr.arpa. domain name pointer 4.20.236.26.rivnet.net [3600] 27.236.20.4.in-addr.arpa. domain name pointer 4.20.236.27.rivnet.net [3600] 28.236.20.4.in-addr.arpa. domain name pointer 4.20.236.28.rivnet.net [3600] 29.236.20.4.in-addr.arpa. domain name pointer 4.20.236.29.rivnet.net [3600] 30.236.20.4.in-addr.arpa. domain name pointer 4.20.236.30.rivnet.net [3600] 31.236.20.4.in-addr.arpa. domain name pointer 4.20.236.31.rivnet.net [3600] 32.236.20.4.in-addr.arpa. domain name pointer 4.20.236.32.rivnet.net [0] 33.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [3600] 34.236.20.4.in-addr.arpa. domain name pointer 4.20.236.34.rivnet.net [3600] 35.236.20.4.in-addr.arpa. domain name pointer 4.20.236.35.rivnet.net [3600] 36.236.20.4.in-addr.arpa. domain name pointer 4.20.236.36.rivnet.net [3600] 37.236.20.4.in-addr.arpa. domain name pointer 4.20.236.37.rivnet.net [3600] 38.236.20.4.in-addr.arpa. domain name pointer 4.20.236.38.rivnet.net [3600] 39.236.20.4.in-addr.arpa. domain name pointer 4.20.236.39.rivnet.net [3600] 40.236.20.4.in-addr.arpa. domain name pointer 4.20.236.40.rivnet.net [3600] 41.236.20.4.in-addr.arpa. domain name pointer 4.20.236.41.rivnet.net [3600] 42.236.20.4.in-addr.arpa. domain name pointer 4.20.236.42.rivnet.net [3600] 43.236.20.4.in-addr.arpa. domain name pointer 4.20.236.43.rivnet.net [3600] 44.236.20.4.in-addr.arpa. domain name pointer 4.20.236.44.rivnet.net [3600] 45.236.20.4.in-addr.arpa. domain name pointer 4.20.236.45.rivnet.net [3600] 46.236.20.4.in-addr.arpa. domain name pointer 4.20.236.46.rivnet.net [3600] 47.236.20.4.in-addr.arpa. domain name pointer 4.20.236.47.rivnet.net [3600] 48.236.20.4.in-addr.arpa. domain name pointer 4.20.236.48.rivnet.net [3600] 49.236.20.4.in-addr.arpa. domain name pointer 4.20.236.49.rivnet.net [3600] 50.236.20.4.in-addr.arpa. domain name pointer 4.20.236.50.rivnet.net [3600] 51.236.20.4.in-addr.arpa. domain name pointer 4.20.236.51.rivnet.net [3600] 52.236.20.4.in-addr.arpa. domain name pointer 4.20.236.52.rivnet.net [3600] 53.236.20.4.in-addr.arpa. domain name pointer 4.20.236.53.rivnet.net [3600] 54.236.20.4.in-addr.arpa. domain name pointer 4.20.236.54.rivnet.net [3600] 55.236.20.4.in-addr.arpa. domain name pointer 4.20.236.55.rivnet.net [3600] 56.236.20.4.in-addr.arpa. domain name pointer 4.20.236.56.rivnet.net [3600] 57.236.20.4.in-addr.arpa. domain name pointer 4.20.236.57.rivnet.net [3600] 58.236.20.4.in-addr.arpa. domain name pointer 4.20.236.58.rivnet.net [3600] 59.236.20.4.in-addr.arpa. domain name pointer 4.20.236.59.rivnet.net [3600] 60.236.20.4.in-addr.arpa. domain name pointer 4.20.236.60.rivnet.net [3600] 61.236.20.4.in-addr.arpa. domain name pointer 4.20.236.61.rivnet.net [3600] 62.236.20.4.in-addr.arpa. domain name pointer 4.20.236.62.rivnet.net [3600] 63.236.20.4.in-addr.arpa. domain name pointer 4.20.236.63.rivnet.net [3600] 64.236.20.4.in-addr.arpa. domain name pointer 4.20.236.64.rivnet.net [3600] 65.236.20.4.in-addr.arpa. domain name pointer 4.20.236.65.rivnet.net [3600] 66.236.20.4.in-addr.arpa. domain name pointer 4.20.236.66.rivnet.net [3600] 67.236.20.4.in-addr.arpa. domain name pointer 4.20.236.67.rivnet.net [3600] 68.236.20.4.in-addr.arpa. domain name pointer 4.20.236.68.rivnet.net [3600] 69.236.20.4.in-addr.arpa. domain name pointer 4.20.236.69.rivnet.net [3600] 70.236.20.4.in-addr.arpa. domain name pointer 4.20.236.70.rivnet.net [3600] 71.236.20.4.in-addr.arpa. domain name pointer 4.20.236.71.rivnet.net [3600] 72.236.20.4.in-addr.arpa. domain name pointer 4.20.236.72.rivnet.net [3600] 73.236.20.4.in-addr.arpa. domain name pointer 4.20.236.73.rivnet.net [3600] 74.236.20.4.in-addr.arpa. domain name129.236.20.4.in-addr.arpa.: domain name does not exist [3600] 75.236.20.4.in-addr.arpa. domain name pointer 4.20.236.75.rivnet.net [3600] 76.236.20.4.in-addr.arpa. domain name pointer 4.20.236.76.rivnet.net [3600] 77.236.20.4.in-addr.arpa. domain name pointer 4.20.236.77.rivnet.net [3600] 78.236.20.4.in-addr.arpa. domain name pointer 4.20.236.78.rivnet.net [3600] 79.236.20.4.in-addr.arpa. domain name pointer 4.20.236.79.rivnet.net [3600] 80.236.20.4.in-addr.arpa. domain name pointer 4.20.236.80.rivnet.net [3600] 81.236.20.4.in-addr.arpa. domain name pointer 4.20.236.81.rivnet.net [3600] 82.236.20.4.in-addr.arpa. domain name pointer 4.20.236.82.rivnet.net [3600] 83.236.20.4.in-addr.arpa. domain name pointer 4.20.236.83.rivnet.net [3600] 84.236.20.4.in-addr.arpa. domain name pointer 4.20.236.84.rivnet.net [3600] 85.236.20.4.in-addr.arpa. domain name pointer 4.20.236.85.rivnet.net [3600] 86.236.20.4.in-addr.arpa. domain name pointer 4.20.236.86.rivnet.net [3600] 87.236.20.4.in-addr.arpa. domain name pointer 4.20.236.87.rivnet.net [3600] 88.236.20.4.in-addr.arpa. domain name pointer 4.20.236.88.rivnet.net [3600] 89.236.20.4.in-addr.arpa. domain name pointer 4.20.236.89.rivnet.net [3600] 90.236.20.4.in-addr.arpa. domain name pointer 4.20.236.90.rivnet.net [3600] 91.236.20.4.in-addr.arpa. domain name pointer 4.20.236.91.rivnet.net [3600] 92.236.20.4.in-addr.arpa. domain name pointer 4.20.236.92.rivnet.net [3600] 93.236.20.4.in-addr.arpa. domain name pointer 4.20.236.93.rivnet.net [3600] 94.236.20.4.in-addr.arpa. domain name pointer 4.20.236.94.rivnet.net [3600] 95.236.20.4.in-addr.arpa. domain name pointer 4.20.236.95.rivnet.net [3600] 96.236.20.4.in-addr.arpa. domain name pointer 4.20.236.96.rivnet.net [3600] 97.236.20.4.in-addr.arpa. domain name pointer 4.20.236.97.rivnet.net [3600] 98.236.20.4.in-addr.arpa. domain name pointer 4.20.236.98.rivnet.net [3600] 99.236.20.4.in-addr.arpa. domain name pointer 4.20.236.99.rivnet.net [3600] 100.236.20.4.in-addr.arpa. domain name pointer 4.20.236.100.rivnet.net [3600] 101.236.20.4.in-addr.arpa. domain name pointer 4.20.236.101.rivnet.net [3600] 102.236.20.4.in-addr.arpa. domain name pointer 4.20.236.102.rivnet.net [3600] 103.236.20.4.in-addr.arpa. domain name pointer 4.20.236.103.rivnet.net [3600] 104.236.20.4.in-addr.arpa. domain name pointer 4.20.236.104.rivnet.net [3600] 105.236.20.4.in-addr.arpa. domain name pointer 4.20.236.105.rivnet.net [3600] 106.236.20.4.in-addr.arpa. domain name pointer 4.20.236.106.rivnet.net [3600] 107.236.20.4.in-addr.arpa. domain name pointer 4.20.236.107.rivnet.net [3600] 108.236.20.4.in-addr.arpa. domain name pointer 4.20.236.108.rivnet.net [3600] 109.236.20.4.in-addr.arpa. domain name pointer 4.20.236.109.rivnet.net [3600] 110.236.20.4.in-addr.arpa. domain name pointer 4.20.236.110.rivnet.net [3600] 111.236.20.4.in-addr.arpa. domain name pointer 4.20.236.111.rivnet.net [3600] 112.236.20.4.in-addr.arpa. domain name pointer 4.20.236.112.rivnet.net [3600] 113.236.20.4.in-addr.arpa. domain name pointer 4.20.236.113.rivnet.net [3600] 114.236.20.4.in-addr.arpa. domain name pointer 4.20.236.114.rivnet.net [3600] 115.236.20.4.in-addr.arpa. domain name pointer 4.20.236.115.rivnet.net [3600] 116.236.20.4.in-addr.arpa. domain name pointer 4.20.236.116.rivnet.net [3600] 117.236.20.4.in-addr.arpa. domain name pointer 4.20.236.117.rivnet.net [3600] 118.236.20.4.in-addr.arpa. domain name pointer 4.20.236.118.rivnet.net [3600] 119.236.20.4.in-addr.arpa. domain name pointer 4.20.236.119.rivnet.net [3600] 120.236.20.4.in-addr.arpa. domain name pointer 4.20.236.120.rivnet.net [3600] 121.236.20.4.in-addr.arpa. domain name pointer 4.20.236.121.rivnet.net [3600] 122.236.20.4.in-addr.arpa. domain name pointer 4.20.236.122.rivnet.net [3600] 123.236.20.4.in-addr.arpa. domain name pointer 4.20.236.123.rivnet.net [3600] 124.236.20.4.in-addr.arpa. domain name pointer 4.20.236.124.rivnet.net [3600] 125.236.20.4.in-addr.arpa. domain name pointer 4.20.236.125.rivnet.net [3600] 126.236.20.4.in-addr.arpa. domain name pointer 4.20.236.126.rivnet.net [3600] 127.236.20.4.in-addr.arpa. domain name pointer 4.20.236.127.rivnet.net [3600] 128.236.20.4.in-addr.arpa. domain name pointer 4.20.236.128.rivnet.net [0] 129.236.20.4.in-addr.arpa not found: 3(NXDOMAIN) [3600] 130.236.20.4.in-addr.arpa. domain name pointer 4.20.236.130.rivnet.net [3600] 131.236.20.4.in-addr.arpa. domain name pointer 4.20.236.131.rivnet.net [3600] 132.236.20.4.in-addr.arpa. domain name pointer 4.20.236.132.rivnet.net [3600] 133.236.20.4.in-addr.arpa. domain name pointer 4.20.236.133.rivnet.net [3600] 134.236.20.4.in-addr.arpa. domain name pointer 4.20.236.134.rivnet.net [3600] 135.236.20.4.in-addr.arpa. domain name pointer 4.20.236.135.rivnet.net [3600] 136.236.20.4.in-addr.arpa. domain name pointer 4.20.236.136.rivnet.net [3600] 137.236.20.4.in-addr.arpa. domain name pointer 4.20.236.137.rivnet.net [3600] 138.236.20.4.in-addr.arpa. domain name pointer 4.20.236.138.rivnet.net [3600] 139.236.20.4.in-addr.arpa. domain name pointer 4.20.236.139.rivnet.net [3600] 140.236.20.4.in-addr.arpa. domain name pointer 4.20.236.140.rivnet.net [3600] 141.236.20.4.in-addr.arpa. domain name pointer 4.20.236.141.rivnet.net [3600] 142.236.20.4.in-addr.arpa. domain name pointer 4.20.236.142.rivnet.net [3600] 143.236.20.4.in-addr.arpa. domain name pointer 4.20.236.143.rivnet.net [3600] 144.236.20.4.in-addr.arpa. domain name pointer 4.20.236.144.rivnet.net [3600] 145.236.20.4.in-addr.arpa. domain name pointer 4.20.236.145.rivnet.net [3600] 146.236.20.4.in-addr.arpa. domain name pointer 4.20.236.146.rivnet.net [3600] 147.236.20.4.in-addr.arpa. domain name pointer 4.20.236.147.rivnet.net [3600] 148.236.20.4.in-addr.arpa. domain name pointer 4.20.236.148.rivnet.net [3600] 149.236.20.4.in-addr.arpa. domain name pointer 4.20.236.149.rivnet.net [3600] 150.236.20.4.in-addr.arpa. domain name pointer 4.20.236.150.rivnet.net [3600] 151.236.20.4.in-addr.arpa. domain name pointer 4.20.236.151.rivnet.net [3600] 152.236.20.4.in-addr.arpa. domain name pointer 4.20.236.152.rivnet.net [3600] 153.236.20.4.in-addr.arpa. domain name pointer 4.20.236.153.rivnet.net [3600] 154.236.20.4.in-addr.arpa. domain name pointer 4.20.236.154.rivnet.net [3600] 155.236.20.4.in-addr.arpa. domain name pointer 4.20.236.155.rivnet.net [3600] 156.236.20.4.in-addr.arpa. domain name pointer 4.20.236.156.rivnet.net [3600] 157.236.20.4.in-addr.arpa. domain name pointer 4.20.236.157.rivnet.net [3600] 158.236.20.4.in-addr.arpa. domain name pointer 4.20.236.158.rivnet.net [3600] 159.236.20.4.in-addr.arpa. domain name pointer 4.20.236.159.rivnet.net [3600] 160.236.20.4.in-addr.arpa. domain name pointer 4.20.236.160.rivnet.net [3600] 161.236.20.4.in-addr.arpa. domain name pointer 4.20.236.161.rivnet.net [3600] 162.236.20.4.in-addr.arpa. domain name pointer 4.20.236.162.rivnet.net [3600] 163.236.20.4.in-addr.arpa. domain name pointer 4.20.236.163.rivnet.net [3600] 164.236.20.4.in-addr.arpa. domain name pointer 4.20.236.164.rivnet.net [3600] 165.236.20.4.in-addr.arpa. domain name pointer 4.20.236.165.rivnet.net [3600] 166.236.20.4.in-addr.arpa. domain name pointer 4.20.236.166.rivnet.net [3600] 167.236.20.4.in-addr.arpa. domain name pointer 4.20.236.167.rivnet.net [3600] 168.236.20.4.in-addr.arpa. domain name pointer 4.20.236.168.rivnet.net [3600] 169.236.20.4.in-addr.arpa. domain name pointer 4.20.236.169.rivnet.net [3600] 170.236.20.4.in-addr.arpa. domain name pointer 4.20.236.170.rivnet.net [3600] 171.236.20.4.in-addr.arpa. domain name pointer 4.20.236.171.rivnet.net [3600] 172.236.20.4.in-addr.arpa. domain name pointer 4.20.236.172.rivnet.net [3600] 173.236.20.4.in-addr.arpa. domain name pointer 4.20.236.173.rivnet.net [3600] 174.236.20.4.in-addr.arpa. domain name pointer 4.20.236.174.rivnet.net [3600] 175.236.20.4.in-addr.arpa. domain name pointer 4.20.236.175.rivnet.net [3600] 176.236.20.4.in-addr.arpa. domain name pointer 4.20.236.176.rivnet.net [3600] 177.236.20.4.in-addr.arpa. domain name pointer 4.20.236.177.rivnet.net [3600] 178.236.20.4.in-addr.arpa. domain name pointer 4.20.236.178.rivnet.net [3600] 179.236.20.4.in-addr.arpa. domain name pointer 4.20.236.179.rivnet.net [3600] 180.236.20.4.in-addr.arpa. domain name pointer 4.20.236.180.rivnet.net [3600] 181.236.20.4.in-addr.arpa. domain name pointer 4.20.236.181.rivnet.net [3600] 182.236.20.4.in-addr.arpa. domain name pointer 4.20.236.182.rivnet.net [3600] 183.236.20.4.in-addr.arpa. domain name pointer 4.20.236.183.rivnet.net [3600] 184.236.20.4.in-addr.arpa. domain name pointer 4.20.236.184.rivnet.net [3600] 185.236.20.4.in-addr.arpa. domain name pointer 4.20.236.185.rivnet.net [3600] 186.236.20.4.in-addr.arpa. domain name pointer 4.20.236.186.rivnet.net [3600] 187.236.20.4.in-addr.arpa. domain name pointer 4.20.236.187.rivnet.net [3600] 188.236.20.4.in-addr.arpa. domain name pointer 4.20.236.188.rivnet.net [3600] 189.236.20.4.in-addr.arpa. domain name pointer 4.20.236.189.rivnet.net [3600] 190.236.20.4.in-addr.arpa. domain name pointer 4.20.236.190.rivnet.net [3600] 191.236.20.4.in-addr.arpa. domain name pointer 4.20.236.191.rivnet.net [3600] 192.236.20.4.in-addr.arpa. domain name pointer 4.20.236.192.rivnet.net [3600] 193.236.20.4.in-addr.arpa. domain name pointer 4.20.236.193.rivnet.net [3600] 194.236.20.4.in-addr.arpa. domain name pointer 4.20.236.194.rivnet.net [3600] 195.236.20.4.in-addr.arpa. domain name pointer 4.20.236.195.rivnet.net [3600] 196.236.20.4.in-addr.arpa. domain name pointer 4.20.236.196.rivnet.net [3600] 197.236.20.4.in-addr.arpa. domain name pointer 4.20.236.197.rivnet.net [3600] 198.236.20.4.in-addr.arpa. domain name pointer 4.20.236.198.rivnet.net [3600] 199.236.20.4.in-addr.arpa. domain name pointer 4.20.236.199.rivnet.net [3600] 200.236.20.4.in-addr.arpa. domain name pointer 4.20.236.200.rivnet.net [3600] 201.236.20.4.in-addr.arpa. domain name pointer 4.20.236.201.rivnet.net [3600] 202.236.20.4.in-addr.arpa. domain name pointer 4.20.236.202.rivnet.net [3600] 203.236.20.4.in-addr.arpa. domain name pointer 4.20.236.203.rivnet.net [3600] 204.236.20.4.in-addr.arpa. domain name pointer 4.20.236.204.rivnet.net [3600] 205.236.20.4.in-addr.arpa. domain255.236.20.4.in-addr.arpa.: domain name does not exist [3600] 206.236.20.4.in-addr.arpa. domain name pointer 4.20.236.206.rivnet.net [3600] 207.236.20.4.in-addr.arpa. domain name pointer 4.20.236.207.rivnet.net [3600] 208.236.20.4.in-addr.arpa. domain name pointer 4.20.236.208.rivnet.net [3600] 209.236.20.4.in-addr.arpa. domain name pointer 4.20.236.209.rivnet.net [3600] 210.236.20.4.in-addr.arpa. domain name pointer 4.20.236.210.rivnet.net [3600] 211.236.20.4.in-addr.arpa. domain name pointer 4.20.236.211.rivnet.net [3600] 212.236.20.4.in-addr.arpa. domain name pointer 4.20.236.212.rivnet.net [3600] 213.236.20.4.in-addr.arpa. domain name pointer 4.20.236.213.rivnet.net [3600] 214.236.20.4.in-addr.arpa. domain name pointer 4.20.236.214.rivnet.net [3600] 215.236.20.4.in-addr.arpa. domain name pointer 4.20.236.215.rivnet.net [3600] 216.236.20.4.in-addr.arpa. domain name pointer 4.20.236.216.rivnet.net [3600] 217.236.20.4.in-addr.arpa. domain name pointer 4.20.236.217.rivnet.net [3600] 218.236.20.4.in-addr.arpa. domain name pointer 4.20.236.218.rivnet.net [3600] 219.236.20.4.in-addr.arpa. domain name pointer 4.20.236.219.rivnet.net [3600] 220.236.20.4.in-addr.arpa. domain name pointer 4.20.236.220.rivnet.net [3600] 221.236.20.4.in-addr.arpa. domain name pointer 4.20.236.221.rivnet.net [3600] 222.236.20.4.in-addr.arpa. domain name pointer 4.20.236.222.rivnet.net [3600] 223.236.20.4.in-addr.arpa. domain name pointer 4.20.236.223.rivnet.net [3600] 224.236.20.4.in-addr.arpa. domain name pointer 4.20.236.224.rivnet.net [3600] 225.236.20.4.in-addr.arpa. domain name pointer 4.20.236.225.rivnet.net [3600] 226.236.20.4.in-addr.arpa. domain name pointer 4.20.236.226.rivnet.net [3600] 227.236.20.4.in-addr.arpa. domain name pointer 4.20.236.227.rivnet.net [3600] 228.236.20.4.in-addr.arpa. domain name pointer 4.20.236.228.rivnet.net [3600] 229.236.20.4.in-addr.arpa. domain name pointer 4.20.236.229.rivnet.net [3600] 230.236.20.4.in-addr.arpa. domain name pointer 4.20.236.230.rivnet.net [3600] 231.236.20.4.in-addr.arpa. domain name pointer 4.20.236.231.rivnet.net [3600] 232.236.20.4.in-addr.arpa. domain name pointer 4.20.236.232.rivnet.net [3600] 233.236.20.4.in-addr.arpa. domain name pointer 4.20.236.233.rivnet.net [3600] 234.236.20.4.in-addr.arpa. domain name pointer 4.20.236.234.rivnet.net [3600] 235.236.20.4.in-addr.arpa. domain name pointer 4.20.236.235.rivnet.net [3600] 236.236.20.4.in-addr.arpa. domain name pointer 4.20.236.236.rivnet.net [3600] 237.236.20.4.in-addr.arpa. domain name pointer 4.20.236.237.rivnet.net [3600] 238.236.20.4.in-addr.arpa. domain name pointer 4.20.236.238.rivnet.net [3600] 239.236.20.4.in-addr.arpa. domain name pointer 4.20.236.239.rivnet.net [3600] 240.236.20.4.in-addr.arpa. domain name pointer 4.20.236.240.rivnet.net [3600] 241.236.20.4.in-addr.arpa. domain name pointer 4.20.236.241.rivnet.net [3600] 242.236.20.4.in-addr.arpa. domain name pointer 4.20.236.242.rivnet.net [3600] 243.236.20.4.in-addr.arpa. domain name pointer 4.20.236.243.rivnet.net [3600] 244.236.20.4.in-addr.arpa. domain name pointer 4.20.236.244.rivnet.net [3600] 245.236.20.4.in-addr.arpa. domain name pointer 4.20.236.245.rivnet.net [3600] 246.236.20.4.in-addr.arpa. domain name pointer 4.20.236.246.rivnet.net [3600] 247.236.20.4.in-addr.arpa. domain name pointer 4.20.236.247.rivnet.net [3600] 248.236.20.4.in-addr.arpa. domain name pointer 4.20.236.248.rivnet.net [3600] 249.236.20.4.in-addr.arpa. domain name pointer 4.20.236.249.rivnet.net [3600] 250.236.20.4.in-addr.arpa. domain name pointer 4.20.236.250.rivnet.net [3600] 251.236.20.4.in-addr.arpa. domain name pointer 4.20.236.251.rivnet.net [3600] 252.236.20.4.in-addr.arpa. domain name pointer 4.20.236.252.rivnet.net [3600] 253.236.20.4.in-addr.arpa. domain name pointer 4.20.236.253.rivnet.net [3600] 254.236.20.4.in-addr.arpa. domain name pointer 4.20.236.254.rivnet.net [0] 255.236.20.4.in-addr.arpa not found: 3(NXDOMAIN)