[0] 0.209.122.168.in-addr.arpa.: domain name does not exist [86400] 1.209.122.168.in-addr.arpa. domain name pointer babc277-0501net-gw01.bu.edu [0] 2.209.122.168.in-addr.arpa.: domain name does not exist [0] 3.209.122.168.in-addr.arpa.: domain name does not exist [0] 4.209.122.168.in-addr.arpa.: domain name does not exist [0] 5.209.122.168.in-addr.arpa.: domain name does not exist [0] 6.209.122.168.in-addr.arpa.: domain name does not exist [0] 7.209.122.168.in-addr.arpa.: domain name does not exist [0] 8.209.122.168.in-addr.arpa.: domain name does not exist [0] 9.209.122.168.in-addr.arpa.: domain name does not exist [0] 10.209.122.168.in-addr.arpa.: domain name does not exist [86400] 11.209.122.168.in-addr.arpa. domain name pointer babc277-532es01.bu.edu [86400] 12.209.122.168.in-addr.arpa. domain name pointer babc277-532es02.bu.edu [86400] 13.209.122.168.in-addr.arpa. domain name pointer babc277-532es03.bu.edu [86400] 14.209.122.168.in-addr.arpa. domain name pointer babc277-532es04.bu.edu [0] 15.209.122.168.in-addr.arpa.: domain name does not exist [0] 16.209.122.168.in-addr.arpa.: domain name does not exist [0] 17.209.122.168.in-addr.arpa.: domain name does not exist [0] 18.209.122.168.in-addr.arpa.: domain name does not exist [0] 19.209.122.168.in-addr.arpa.: domain name does not exist [0] 20.209.122.168.in-addr.arpa.: domain name does not exist [0] 21.209.122.168.in-addr.arpa.: domain name does not exist [0] 22.209.122.168.in-addr.arpa.: domain name does not exist [0] 23.209.122.168.in-addr.arpa.: domain name does not exist [0] 24.209.122.168.in-addr.arpa.: domain name does not exist [0] 25.209.122.168.in-addr.arpa.: domain name does not exist [0] 26.209.122.168.in-addr.arpa.: domain name does not exist [0] 27.209.122.168.in-addr.arpa.: domain name does not exist [0] 28.209.122.168.in-addr.arpa.: domain name does not exist [0] 29.209.122.168.in-addr.arpa.: domain name does not exist [0] 30.209.122.168.in-addr.arpa.: domain name does not exist [0] 31.209.122.168.in-addr.arpa.: domain name does not exist [0] 32.209.122.168.in-addr.arpa.: domain name does not exist [0] 33.209.122.168.in-addr.arpa.: domain name does not exist [0] 34.209.122.168.in-addr.arpa.: domain name does not exist [0] 35.209.122.168.in-addr.arpa.: domain name does not exist [0] 36.209.122.168.in-addr.arpa.: domain name does not exist [0] 37.209.122.168.in-addr.arpa.: domain name does not exist [0] 38.209.122.168.in-addr.arpa.: domain name does not exist [0] 39.209.122.168.in-addr.arpa.: domain name does not exist [0] 40.209.122.168.in-addr.arpa.: domain name does not exist [0] 41.209.122.168.in-addr.arpa.: domain name does not exist [0] 42.209.122.168.in-addr.arpa.: domain name does not exist [0] 43.209.122.168.in-addr.arpa.: domain name does not exist [0] 44.209.122.168.in-addr.arpa.: domain name does not exist [0] 45.209.122.168.in-addr.arpa.: domain name does not exist [0] 46.209.122.168.in-addr.arpa.: domain name does not exist [86400] 47.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp47.bu.edu [86400] 48.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp48.bu.edu [86400] 49.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp49.bu.edu [86400] 50.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp50.bu.edu [86400] 51.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp51.bu.edu [86400] 52.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp52.bu.edu [86400] 53.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp53.bu.edu [86400] 54.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp54.bu.edu [86400] 55.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp55.bu.edu [86400] 56.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp56.bu.edu [86400] 57.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp57.bu.edu [86400] 58.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp58.bu.edu [86400] 59.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp59.bu.edu [86400] 60.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp60.bu.edu [86400] 61.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp61.bu.edu [86400] 62.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp62.bu.edu [86400] 63.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp63.bu.edu [86400] 64.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp64.bu.edu [86400] 65.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp65.bu.edu [86400] 66.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp66.bu.edu [86400] 67.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp67.bu.edu [86400] 68.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp68.bu.edu [86400] 69.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp69.bu.edu [86400] 70.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp70.bu.edu [86400] 71.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp71.bu.edu [86400] 72.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp72.bu.edu [86400] 73.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp73.bu.edu [86400] 74.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp74.bu.edu [86400] 75.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp75.bu.edu [86400] 76.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp76.bu.edu [86400] 77.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp77.bu.edu [86400] 78.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp78.bu.edu [86400] 79.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp79.bu.edu [86400] 80.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp80.bu.edu [86400] 81.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp81.bu.edu [86400] 82.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp82.bu.edu [86400] 83.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp83.bu.edu [86400] 84.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp84.bu.edu [86400] 85.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp85.bu.edu [86400] 86.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp86.bu.edu [86400] 87.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp87.bu.edu [86400] 88.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp88.bu.edu [86400] 89.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp89.bu.edu [86400] 90.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp90.bu.edu [86400] 91.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp91.bu.edu [86400] 92.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp92.bu.edu [86400] 93.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp93.bu.edu [86400] 94.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp94.bu.edu [86400] 95.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp95.bu.edu [86400] 96.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp96.bu.edu [86400] 97.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp97.bu.edu [86400] 98.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp98.bu.edu [86400] 99.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp99.bu.edu [86400] 100.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp100.bu.edu [86400] 101.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp101.bu.edu [86400] 102.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp102.bu.edu [86400] 103.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp103.bu.edu [86400] 104.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp104.bu.edu [86400] 105.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp105.bu.edu [86400] 106.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp106.bu.edu [86400] 107.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp107.bu.edu [86400] 108.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp108.bu.edu [86400] 109.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp109.bu.edu [86400] 110.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp110.bu.edu [86400] 111.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp111.bu.edu [86400] 112.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp112.bu.edu [86400] 113.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp113.bu.edu [86400] 114.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp114.bu.edu [86400] 115.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp115.bu.edu [86400] 116.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp116.bu.edu [86400] 117.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp117.bu.edu [86400] 118.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp118.bu.edu [86400] 119.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp119.bu.edu [86400] 120.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp120.bu.edu [86400] 121.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp121.bu.edu [86400] 122.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp122.bu.edu [86400] 123.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp123.bu.edu [86400] 124.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp124.bu.edu [86400] 125.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp125.bu.edu [86400] 126.209.122.168.in-addr.arpa. domain name pointer babc277-0501-dhcp126.bu.edu [0] 127.209.122.168.in-addr.arpa.: domain name does not exist [0] 128.209.122.168.in-addr.arpa.: domain name does not exist [86400] 129.209.122.168.in-addr.arpa. domain name pointer babc277-0801-gw01.bu.edu [0] 130.209.122.168.in-addr.arpa.: domain name does not exist [0] 131.209.122.168.in-addr.arpa.: domain name does not exist [0] 132.209.122.168.in-addr.arpa.: domain name does not exist [0] 133.209.122.168.in-addr.arpa.: domain name does not exist [0] 134.209.122.168.in-addr.arpa.: domain name does not exist [0] 135.209.122.168.in-addr.arpa.: domain name does not exist [0] 136.209.122.168.in-addr.arpa.: domain name does not exist [0] 137.209.122.168.in-addr.arpa.: domain name does not exist [0] 138.209.122.168.in-addr.arpa.: domain name does not exist [0] 139.209.122.168.in-addr.arpa.: domain name does not exist [86400] 140.209.122.168.in-addr.arpa. domain name pointer babc277-832es01.bu.edu [86400] 141.209.122.168.in-addr.arpa. domain name pointer babc277-832es02.bu.edu [86400] 142.209.122.168.in-addr.arpa. domain name pointer babc277-832es03.bu.edu [86400] 143.209.122.168.in-addr.arpa. domain name pointer babc277-832es04.bu.edu [0] 144.209.122.168.in-addr.arpa.: domain name does not exist [0] 145.209.122.168.in-addr.arpa.: domain name does not exist [0] 146.209.122.168.in-addr.arpa.: domain name does not exist [0] 147.209.122.168.in-addr.arpa.: domain name does not exist [0] 148.209.122.168.in-addr.arpa.: domain name does not exist [0] 149.209.122.168.in-addr.arpa.: domain name does not exist [0] 150.209.122.168.in-addr.arpa.: domain name does not exist [0] 151.209.122.168.in-addr.arpa.: domain name does not exist [0] 152.209.122.168.in-addr.arpa.: domain name does not exist [0] 153.209.122.168.in-addr.arpa.: domain name does not exist [0] 154.209.122.168.in-addr.arpa.: domain name does not exist [0] 155.209.122.168.in-addr.arpa.: domain name does not exist [0] 156.209.122.168.in-addr.arpa.: domain name does not exist [0] 157.209.122.168.in-addr.arpa.: domain name does not exist [0] 158.209.122.168.in-addr.arpa.: domain name does not exist [0] 159.209.122.168.in-addr.arpa.: domain name does not exist [0] 160.209.122.168.in-addr.arpa.: domain name does not exist [0] 161.209.122.168.in-addr.arpa.: domain name does not exist [0] 162.209.122.168.in-addr.arpa.: domain name does not exist [0] 163.209.122.168.in-addr.arpa.: domain name does not exist [0] 164.209.122.168.in-addr.arpa.: domain name does not exist [0] 165.209.122.168.in-addr.arpa.: domain name does not exist [0] 166.209.122.168.in-addr.arpa.: domain name does not exist [0] 167.209.122.168.in-addr.arpa.: domain name does not exist [0] 168.209.122.168.in-addr.arpa.: domain name does not exist [0] 169.209.122.168.in-addr.arpa.: domain name does not exist [0] 170.209.122.168.in-addr.arpa.: domain name does not exist [0] 171.209.122.168.in-addr.arpa.: domain name does not exist [0] 172.209.122.168.in-addr.arpa.: domain name does not exist [0] 173.209.122.168.in-addr.arpa.: domain name does not exist [0] 174.209.122.168.in-addr.arpa.: domain name does not exist [86400] 175.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp175.bu.edu [86400] 176.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp176.bu.edu [86400] 177.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp177.bu.edu [86400] 178.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp178.bu.edu [86400] 179.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp179.bu.edu [86400] 180.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp180.bu.edu [86400] 181.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp181.bu.edu [86400] 182.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp182.bu.edu [86400] 183.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp183.bu.edu [86400] 184.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp184.bu.edu [86400] 185.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp185.bu.edu [86400] 186.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp186.bu.edu [86400] 187.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp187.bu.edu [86400] 188.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp188.bu.edu [86400] 189.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp189.bu.edu [86400] 190.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp190.bu.edu [86400] 191.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp191.bu.edu [86400] 192.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp192.bu.edu [86400] 193.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp193.bu.edu [86400] 194.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp194.bu.edu [86400] 195.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp195.bu.edu [86400] 196.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp196.bu.edu [86400] 197.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp197.bu.edu [86400] 198.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp198.bu.edu [86400] 199.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp199.bu.edu [86400] 200.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp200.bu.edu [86400] 201.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp201.bu.edu [86400] 202.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp202.bu.edu [86400] 203.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp203.bu.edu [86400] 204.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp204.bu.edu [86400] 205.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp205.bu.edu [86400] 206.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp206.bu.edu [86400] 207.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp207.bu.edu [86400] 208.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp208.bu.edu [86400] 209.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp209.bu.edu [86400] 210.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp210.bu.edu [86400] 211.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp211.bu.edu [86400] 212.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp212.bu.edu [86400] 213.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp213.bu.edu [86400] 214.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp214.bu.edu [86400] 215.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp215.bu.edu [86400] 216.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp216.bu.edu [86400] 217.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp217.bu.edu [86400] 218.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp218.bu.edu [86400] 219.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp219.bu.edu [86400] 220.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp220.bu.edu [86400] 221.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp221.bu.edu [86400] 222.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp222.bu.edu [86400] 223.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp223.bu.edu [86400] 224.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp224.bu.edu [86400] 225.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp225.bu.edu [86400] 226.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp226.bu.edu [86400] 227.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp227.bu.edu [86400] 228.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp228.bu.edu [86400] 229.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp229.bu.edu [86400] 230.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp230.bu.edu [86400] 231.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp231.bu.edu [86400] 232.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp232.bu.edu [86400] 233.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp233.bu.edu [86400] 234.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp234.bu.edu [86400] 235.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp235.bu.edu [86400] 236.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp236.bu.edu [86400] 237.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp237.bu.edu [86400] 238.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp238.bu.edu [86400] 239.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp239.bu.edu [86400] 240.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp240.bu.edu [86400] 241.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp241.bu.edu [86400] 242.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp242.bu.edu [86400] 243.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp243.bu.edu [86400] 244.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp244.bu.edu [86400] 245.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp245.bu.edu [86400] 246.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp246.bu.edu [86400] 247.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp247.bu.edu [86400] 248.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp248.bu.edu [86400] 249.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp249.bu.edu [86400] 250.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp250.bu.edu [86400] 251.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp251.bu.edu [86400] 252.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp252.bu.edu [86400] 253.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp253.bu.edu [86400] 254.209.122.168.in-addr.arpa. domain name pointer babc277-0801-dhcp254.bu.edu [0] 255.209.122.168.in-addr.arpa.: domain name does not exist