[0] 0.109.197.128.in-addr.arpa.: domain name does not exist [86400] 1.109.197.128.in-addr.arpa. domain name pointer sfanet-gw.bu.edu [0] 2.109.197.128.in-addr.arpa.: domain name does not exist [0] 3.109.197.128.in-addr.arpa.: domain name does not exist [0] 4.109.197.128.in-addr.arpa.: domain name does not exist [0] 5.109.197.128.in-addr.arpa.: domain name does not exist [0] 6.109.197.128.in-addr.arpa.: domain name does not exist [0] 7.109.197.128.in-addr.arpa.: domain name does not exist [0] 8.109.197.128.in-addr.arpa.: domain name does not exist [0] 9.109.197.128.in-addr.arpa.: domain name does not exist [0] 10.109.197.128.in-addr.arpa.: domain name does not exist [0] 11.109.197.128.in-addr.arpa.: domain name does not exist [0] 12.109.197.128.in-addr.arpa.: domain name does not exist [0] 13.109.197.128.in-addr.arpa.: domain name does not exist [0] 14.109.197.128.in-addr.arpa.: domain name does not exist [0] 15.109.197.128.in-addr.arpa.: domain name does not exist [0] 16.109.197.128.in-addr.arpa.: domain name does not exist [0] 17.109.197.128.in-addr.arpa.: domain name does not exist [0] 18.109.197.128.in-addr.arpa.: domain name does not exist [0] 19.109.197.128.in-addr.arpa.: domain name does not exist [0] 20.109.197.128.in-addr.arpa.: domain name does not exist [0] 21.109.197.128.in-addr.arpa.: domain name does not exist [0] 22.109.197.128.in-addr.arpa.: domain name does not exist [0] 23.109.197.128.in-addr.arpa.: domain name does not exist [0] 24.109.197.128.in-addr.arpa.: domain name does not exist [0] 25.109.197.128.in-addr.arpa.: domain name does not exist [0] 26.109.197.128.in-addr.arpa.: domain name does not exist [0] 27.109.197.128.in-addr.arpa.: domain name does not exist [0] 28.109.197.128.in-addr.arpa.: domain name does not exist [86400] 29.109.197.128.in-addr.arpa. domain name pointer cfa-2133.bu.edu [86400] 30.109.197.128.in-addr.arpa. domain name pointer cfa-5074.bu.edu [86400] 31.109.197.128.in-addr.arpa. domain name pointer cfa-5072.bu.edu [86400] 32.109.197.128.in-addr.arpa. domain name pointer cfa-5073.bu.edu [86400] 33.109.197.128.in-addr.arpa. domain name pointer CFA-5069.bu.edu [86400] 34.109.197.128.in-addr.arpa. domain name pointer CFA-5068.bu.edu [86400] 35.109.197.128.in-addr.arpa. domain name pointer CFA-5067.bu.edu [86400] 36.109.197.128.in-addr.arpa. domain name pointer CFA-5066.bu.edu [86400] 37.109.197.128.in-addr.arpa. domain name pointer CFA-5065.bu.edu [86400] 38.109.197.128.in-addr.arpa. domain name pointer CFA-5063.bu.edu [86400] 39.109.197.128.in-addr.arpa. domain name pointer cfa-5059.bu.edu [86400] 40.109.197.128.in-addr.arpa. domain name pointer sfa109-040.bu.edu [86400] 41.109.197.128.in-addr.arpa. domain name pointer sfa-static41.bu.edu [86400] 42.109.197.128.in-addr.arpa. domain name pointer sfa-static42.bu.edu [86400] 43.109.197.128.in-addr.arpa. domain name pointer sfa-static43.bu.edu [86400] 44.109.197.128.in-addr.arpa. domain name pointer cfa-ricoh.bu.edu [86400] 45.109.197.128.in-addr.arpa. domain name pointer cfa-opera-hplj4si.bu.edu [86400] 46.109.197.128.in-addr.arpa. domain name pointer cfa-5015.bu.edu [86400] 47.109.197.128.in-addr.arpa. domain name pointer cfa-5005.bu.edu [86400] 48.109.197.128.in-addr.arpa. domain name pointer cfa-5016.bu.edu [86400] 49.109.197.128.in-addr.arpa. domain name pointer cfa-5011.bu.edu [86400] 50.109.197.128.in-addr.arpa. domain name pointer cfa-5012.bu.edu [86400] 51.109.197.128.in-addr.arpa. domain name pointer cfa-5019.bu.edu [86400] 52.109.197.128.in-addr.arpa. domain name pointer cfa-5017.bu.edu [86400] 53.109.197.128.in-addr.arpa. domain name pointer cfa-5022.bu.edu [86400] 54.109.197.128.in-addr.arpa. domain name pointer cfa-5025.bu.edu [86400] 55.109.197.128.in-addr.arpa. domain name pointer cfa-5055.bu.edu [86400] 56.109.197.128.in-addr.arpa. domain name pointer cfa-5026.bu.edu [86400] 57.109.197.128.in-addr.arpa. domain name pointer cfa-5034.bu.edu [86400] 58.109.197.128.in-addr.arpa. domain name pointer cfa-5009.bu.edu [86400] 59.109.197.128.in-addr.arpa. domain name pointer cfa-5004.bu.edu [86400] 60.109.197.128.in-addr.arpa. domain name pointer cfa-5700.bu.edu [86400] 61.109.197.128.in-addr.arpa. domain name pointer cfa-5006.bu.edu [86400] 62.109.197.128.in-addr.arpa. domain name pointer cfa-5701.bu.edu [86400] 63.109.197.128.in-addr.arpa. domain name pointer cfa2.bu.edu [86400] 64.109.197.128.in-addr.arpa. domain name pointer cfa-5403.bu.edu [86400] 65.109.197.128.in-addr.arpa. domain name pointer cfa-5013.bu.edu [86400] 66.109.197.128.in-addr.arpa. domain name pointer cfa-5056.bu.edu [86400] 67.109.197.128.in-addr.arpa. domain name pointer cfa-5032.bu.edu [86400] 68.109.197.128.in-addr.arpa. domain name pointer cfa-1799.bu.edu [86400] 69.109.197.128.in-addr.arpa. domain name pointer cfa-5033.bu.edu [86400] 70.109.197.128.in-addr.arpa. domain name pointer cfa-labsecurity.bu.edu [86400] 71.109.197.128.in-addr.arpa. domain name pointer cfalab4.bu.edu [86400] 72.109.197.128.in-addr.arpa. domain name pointer cfalab3.bu.edu [86400] 73.109.197.128.in-addr.arpa. domain name pointer cfa-5035.bu.edu [86400] 74.109.197.128.in-addr.arpa. domain name pointer buag.bu.edu [86400] 75.109.197.128.in-addr.arpa. domain name pointer agc.bu.edu [86400] 76.109.197.128.in-addr.arpa. domain name pointer cfa-5036.bu.edu [86400] 77.109.197.128.in-addr.arpa. domain name pointer cfaito.bu.edu [86400] 78.109.197.128.in-addr.arpa. domain name pointer cfa-fmdb.bu.edu [86400] 79.109.197.128.in-addr.arpa. domain name pointer cfa-5040.bu.edu [86400] 80.109.197.128.in-addr.arpa. domain name pointer cfa-5041.bu.edu [86400] 81.109.197.128.in-addr.arpa. domain name pointer cfa-5044.bu.edu [86400] 82.109.197.128.in-addr.arpa. domain name pointer cfa-5058.bu.edu [86400] 83.109.197.128.in-addr.arpa. domain name pointer cfa-5046.bu.edu [86400] 84.109.197.128.in-addr.arpa. domain name pointer cfa-5050.bu.edu [86400] 85.109.197.128.in-addr.arpa. domain name pointer cfa-2102.bu.edu [86400] 86.109.197.128.in-addr.arpa. domain name pointer cfa-5051.bu.edu [86400] 87.109.197.128.in-addr.arpa. domain name pointer cfa-2103.bu.edu [86400] 88.109.197.128.in-addr.arpa. domain name pointer cfa-5052.bu.edu [86400] 89.109.197.128.in-addr.arpa. domain name pointer cfa-2103-2.bu.edu [86400] 90.109.197.128.in-addr.arpa. domain name pointer cfa-5053.bu.edu [86400] 91.109.197.128.in-addr.arpa. domain name pointer cfa-5020.bu.edu [86400] 92.109.197.128.in-addr.arpa. domain name pointer cfa-5060.bu.edu [86400] 93.109.197.128.in-addr.arpa. domain name pointer cfa-2120.bu.edu [86400] 94.109.197.128.in-addr.arpa. domain name pointer cfa-5061.bu.edu [86400] 95.109.197.128.in-addr.arpa. domain name pointer cfa-5062.bu.edu [86400] 96.109.197.128.in-addr.arpa. domain name pointer cfa-2120-2.bu.edu [86400] 97.109.197.128.in-addr.arpa. domain name pointer cfa-systems.bu.edu [86400] 98.109.197.128.in-addr.arpa. domain name pointer cfa-5049.bu.edu [86400] 99.109.197.128.in-addr.arpa. domain name pointer jayd.bu.edu [86400] 100.109.197.128.in-addr.arpa. domain name pointer cfa-7706.bu.edu [86400] 101.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp101.bu.edu [86400] 102.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp102.bu.edu [86400] 103.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp103.bu.edu [86400] 104.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp104.bu.edu [86400] 105.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp105.bu.edu [86400] 106.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp106.bu.edu [86400] 107.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp107.bu.edu [86400] 108.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp108.bu.edu [86400] 109.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp109.bu.edu [86400] 110.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp110.bu.edu [86400] 111.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp111.bu.edu [86400] 112.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp112.bu.edu [86400] 113.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp113.bu.edu [86400] 114.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp114.bu.edu [86400] 115.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp115.bu.edu [86400] 116.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp116.bu.edu [86400] 117.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp117.bu.edu [86400] 118.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp118.bu.edu [86400] 119.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp119.bu.edu [86400] 120.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp120.bu.edu [86400] 121.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp121.bu.edu [86400] 122.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp122.bu.edu [86400] 123.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp123.bu.edu [86400] 124.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp124.bu.edu [86400] 125.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp125.bu.edu [86400] 126.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp126.bu.edu [86400] 127.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp127.bu.edu [86400] 128.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp128.bu.edu [86400] 129.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp129.bu.edu [86400] 130.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp130.bu.edu [86400] 131.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp131.bu.edu [86400] 132.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp132.bu.edu [86400] 133.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp133.bu.edu [86400] 134.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp134.bu.edu [86400] 135.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp135.bu.edu [86400] 136.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp136.bu.edu [86400] 137.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp137.bu.edu [86400] 138.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp138.bu.edu [86400] 139.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp139.bu.edu [86400] 140.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp140.bu.edu [86400] 141.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp141.bu.edu [86400] 142.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp142.bu.edu [86400] 143.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp143.bu.edu [86400] 144.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp144.bu.edu [86400] 145.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp145.bu.edu [86400] 146.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp146.bu.edu [86400] 147.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp147.bu.edu [86400] 148.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp148.bu.edu [86400] 149.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp149.bu.edu [86400] 150.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp150.bu.edu [86400] 151.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp151.bu.edu [86400] 152.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp152.bu.edu [86400] 153.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp153.bu.edu [86400] 154.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp154.bu.edu [86400] 155.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp155.bu.edu [86400] 156.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp156.bu.edu [86400] 157.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp157.bu.edu [86400] 158.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp158.bu.edu [86400] 159.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp159.bu.edu [86400] 160.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp160.bu.edu [86400] 161.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp161.bu.edu [86400] 162.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp162.bu.edu [86400] 163.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp163.bu.edu [86400] 164.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp164.bu.edu [86400] 165.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp165.bu.edu [86400] 166.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp166.bu.edu [86400] 167.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp167.bu.edu [86400] 168.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp168.bu.edu [86400] 169.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp169.bu.edu [86400] 170.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp170.bu.edu [86400] 171.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp171.bu.edu [86400] 172.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp172.bu.edu [86400] 173.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp173.bu.edu [86400] 174.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp174.bu.edu [86400] 175.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp175.bu.edu [86400] 176.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp176.bu.edu [86400] 177.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp177.bu.edu [86400] 178.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp178.bu.edu [86400] 179.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp179.bu.edu [86400] 180.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp180.bu.edu [86400] 181.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp181.bu.edu [86400] 182.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp182.bu.edu [86400] 183.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp183.bu.edu [86400] 184.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp184.bu.edu [86400] 185.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp185.bu.edu [86400] 186.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp186.bu.edu [86400] 187.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp187.bu.edu [86400] 188.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp188.bu.edu [86400] 189.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp189.bu.edu [86400] 190.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp190.bu.edu [86400] 191.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp191.bu.edu [86400] 192.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp192.bu.edu [86400] 193.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp193.bu.edu [86400] 194.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp194.bu.edu [86400] 195.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp195.bu.edu [86400] 196.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp196.bu.edu [86400] 197.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp197.bu.edu [86400] 198.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp198.bu.edu [86400] 199.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp199.bu.edu [86400] 200.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp200.bu.edu [86400] 201.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp201.bu.edu [86400] 202.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp202.bu.edu [86400] 203.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp203.bu.edu [86400] 204.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp204.bu.edu [86400] 205.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp205.bu.edu [86400] 206.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp206.bu.edu [86400] 207.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp207.bu.edu [86400] 208.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp208.bu.edu [86400] 209.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp209.bu.edu [86400] 210.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp210.bu.edu [86400] 211.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp211.bu.edu [86400] 212.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp212.bu.edu [86400] 213.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp213.bu.edu [86400] 214.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp214.bu.edu [86400] 215.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp215.bu.edu [86400] 216.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp216.bu.edu [86400] 217.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp217.bu.edu [86400] 218.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp218.bu.edu [86400] 219.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp219.bu.edu [86400] 220.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp220.bu.edu [86400] 221.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp221.bu.edu [86400] 222.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp222.bu.edu [86400] 223.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp223.bu.edu [86400] 224.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp224.bu.edu [86400] 225.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp225.bu.edu [86400] 226.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp226.bu.edu [86400] 227.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp227.bu.edu [86400] 228.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp228.bu.edu [86400] 229.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp229.bu.edu [86400] 230.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp230.bu.edu [86400] 231.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp231.bu.edu [86400] 232.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp232.bu.edu [86400] 233.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp233.bu.edu [86400] 234.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp234.bu.edu [86400] 235.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp235.bu.edu [86400] 236.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp236.bu.edu [86400] 237.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp237.bu.edu [86400] 238.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp238.bu.edu [86400] 239.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp239.bu.edu [86400] 240.109.197.128.in-addr.arpa. domain name pointer sfa109-dhcp240.bu.edu [0] 241.109.197.128.in-addr.arpa.: domain name does not exist [0] 242.109.197.128.in-addr.arpa.: domain name does not exist [0] 243.109.197.128.in-addr.arpa.: domain name does not exist [0] 244.109.197.128.in-addr.arpa.: domain name does not exist [0] 245.109.197.128.in-addr.arpa.: domain name does not exist [0] 246.109.197.128.in-addr.arpa.: domain name does not exist [0] 247.109.197.128.in-addr.arpa.: domain name does not exist [0] 248.109.197.128.in-addr.arpa.: domain name does not exist [0] 249.109.197.128.in-addr.arpa.: domain name does not exist [0] 250.109.197.128.in-addr.arpa.: domain name does not exist [0] 251.109.197.128.in-addr.arpa.: domain name does not exist [0] 252.109.197.128.in-addr.arpa.: domain name does not exist [0] 253.109.197.128.in-addr.arpa.: domain name does not exist [0] 254.109.197.128.in-addr.arpa.: domain name does not exist [0] 255.109.197.128.in-addr.arpa.: domain name does not exist