[0] 0.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 1.121.197.128.in-addr.arpa. domain name pointer sar2net-gw.bu.edu
[0] 2.121.197.128.in-addr.arpa.: domain name does not exist
[0] 3.121.197.128.in-addr.arpa.: domain name does not exist
[0] 4.121.197.128.in-addr.arpa.: domain name does not exist
[0] 5.121.197.128.in-addr.arpa.: domain name does not exist
[0] 6.121.197.128.in-addr.arpa.: domain name does not exist
[0] 7.121.197.128.in-addr.arpa.: domain name does not exist
[0] 8.121.197.128.in-addr.arpa.: domain name does not exist
[0] 9.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 10.121.197.128.in-addr.arpa. domain name pointer sar-labprint1.bu.edu
[86400] 11.121.197.128.in-addr.arpa. domain name pointer sar-labprint2.bu.edu
[86400] 12.121.197.128.in-addr.arpa. domain name pointer sar-ircprint2.bu.edu
[0] 13.121.197.128.in-addr.arpa.: domain name does not exist
[0] 14.121.197.128.in-addr.arpa.: domain name does not exist
[0] 15.121.197.128.in-addr.arpa.: domain name does not exist
[0] 16.121.197.128.in-addr.arpa.: domain name does not exist
[0] 17.121.197.128.in-addr.arpa.: domain name does not exist
[0] 18.121.197.128.in-addr.arpa.: domain name does not exist
[0] 19.121.197.128.in-addr.arpa.: domain name does not exist
[0] 20.121.197.128.in-addr.arpa.: domain name does not exist
[0] 21.121.197.128.in-addr.arpa.: domain name does not exist
[0] 22.121.197.128.in-addr.arpa.: domain name does not exist
[0] 23.121.197.128.in-addr.arpa.: domain name does not exist
[0] 24.121.197.128.in-addr.arpa.: domain name does not exist
[0] 25.121.197.128.in-addr.arpa.: domain name does not exist
[0] 26.121.197.128.in-addr.arpa.: domain name does not exist
[0] 27.121.197.128.in-addr.arpa.: domain name does not exist
[0] 28.121.197.128.in-addr.arpa.: domain name does not exist
[0] 29.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 30.121.197.128.in-addr.arpa. domain name pointer sar2-121-security-30.bu.edu
[86400] 31.121.197.128.in-addr.arpa. domain name pointer sar2-pc31.bu.edu
[86400] 32.121.197.128.in-addr.arpa. domain name pointer sar2-pc32.bu.edu
[86400] 33.121.197.128.in-addr.arpa. domain name pointer sar2-pc33.bu.edu
[86400] 34.121.197.128.in-addr.arpa. domain name pointer sar2-pc34.bu.edu
[86400] 35.121.197.128.in-addr.arpa. domain name pointer sar2-pc35.bu.edu
[86400] 36.121.197.128.in-addr.arpa. domain name pointer sar2-pc36.bu.edu
[86400] 37.121.197.128.in-addr.arpa. domain name pointer sar2-pc37.bu.edu
[86400] 38.121.197.128.in-addr.arpa. domain name pointer sar2-pc38.bu.edu
[86400] 39.121.197.128.in-addr.arpa. domain name pointer sar2-pc39.bu.edu
[86400] 40.121.197.128.in-addr.arpa. domain name pointer sar2-pc40.bu.edu
[86400] 41.121.197.128.in-addr.arpa. domain name pointer sar-irc-c160.bu.edu
[300] 42.121.197.128.in-addr.arpa. domain name pointer sar-pq.bu.edu
[86400] 43.121.197.128.in-addr.arpa. domain name pointer sar-irc-865b.bu.edu
[86400] 44.121.197.128.in-addr.arpa. domain name pointer sar-241-xp.bu.edu
[86400] 45.121.197.128.in-addr.arpa. domain name pointer sar2-itdcg1b.bu.edu
[86400] 46.121.197.128.in-addr.arpa. domain name pointer sar-107-projector.bu.edu
[86400] 47.121.197.128.in-addr.arpa. domain name pointer sar-107-control.bu.edu
[86400] 48.121.197.128.in-addr.arpa. domain name pointer sar-irc-fyg9.bu.edu
[86400] 49.121.197.128.in-addr.arpa. domain name pointer sar121-xt49.bu.edu
[86400] 50.121.197.128.in-addr.arpa. domain name pointer sar121-xt50.bu.edu
[86400] 51.121.197.128.in-addr.arpa. domain name pointer sar2-51.bu.edu
[86400] 52.121.197.128.in-addr.arpa. domain name pointer sar2-52.bu.edu
[86400] 53.121.197.128.in-addr.arpa. domain name pointer sar2-53.bu.edu
[86400] 54.121.197.128.in-addr.arpa. domain name pointer sar2-54.bu.edu
[86400] 55.121.197.128.in-addr.arpa. domain name pointer sar2-55.bu.edu
[86400] 56.121.197.128.in-addr.arpa. domain name pointer sar2-56.bu.edu
[86400] 57.121.197.128.in-addr.arpa. domain name pointer sar-irc-ep1270.bu.edu
[86400] 58.121.197.128.in-addr.arpa. domain name pointer sar121-static58.bu.edu
[86400] 59.121.197.128.in-addr.arpa. domain name pointer sar2-pc59.bu.edu
[86400] 60.121.197.128.in-addr.arpa. domain name pointer sar2-lpr01.bu.edu
[86400] 61.121.197.128.in-addr.arpa. domain name pointer sar-sasslj.bu.edu
[86400] 62.121.197.128.in-addr.arpa. domain name pointer alu-sar-hp400.bu.edu
[86400] 63.121.197.128.in-addr.arpa. domain name pointer sar-pubprint1.bu.edu
[86400] 64.121.197.128.in-addr.arpa. domain name pointer sar-pubprint2.bu.edu
[86400] 65.121.197.128.in-addr.arpa. domain name pointer sar-irc-67hx.bu.edu
[86400] 66.121.197.128.in-addr.arpa. domain name pointer sar-irc-1r1k.bu.edu
[86400] 67.121.197.128.in-addr.arpa. domain name pointer sar-irc-5phjy.bu.edu
[86400] 68.121.197.128.in-addr.arpa. domain name pointer sar-sccc-22y1.bu.edu
[86400] 69.121.197.128.in-addr.arpa. domain name pointer sar-sccc-35y1.bu.edu
[86400] 70.121.197.128.in-addr.arpa. domain name pointer sar-sccc-81y1.bu.edu
[86400] 71.121.197.128.in-addr.arpa. domain name pointer sar-admin-br9t.bu.edu
[86400] 72.121.197.128.in-addr.arpa. domain name pointer sar-sccc-0lhk.bu.edu
[86400] 73.121.197.128.in-addr.arpa. domain name pointer sar-irc-4y71.bu.edu
[86400] 74.121.197.128.in-addr.arpa. domain name pointer npi556a84.bu.edu
[86400] 75.121.197.128.in-addr.arpa. domain name pointer sar-adminlj.bu.edu
[86400] 76.121.197.128.in-addr.arpa. domain name pointer sar-admin-41dl.bu.edu
[0] 77.121.197.128.in-addr.arpa.: domain name does not exist
[0] 78.121.197.128.in-addr.arpa.: domain name does not exist
[0] 79.121.197.128.in-addr.arpa.: domain name does not exist
[0] 80.121.197.128.in-addr.arpa.: domain name does not exist
[0] 81.121.197.128.in-addr.arpa.: domain name does not exist
[0] 82.121.197.128.in-addr.arpa.: domain name does not exist
[0] 83.121.197.128.in-addr.arpa.: domain name does not exist
[0] 84.121.197.128.in-addr.arpa.: domain name does not exist
[0] 85.121.197.128.in-addr.arpa.: domain name does not exist
[0] 86.121.197.128.in-addr.arpa.: domain name does not exist
[0] 87.121.197.128.in-addr.arpa.: domain name does not exist
[0] 88.121.197.128.in-addr.arpa.: domain name does not exist
[0] 89.121.197.128.in-addr.arpa.: domain name does not exist
[0] 90.121.197.128.in-addr.arpa.: domain name does not exist
[0] 91.121.197.128.in-addr.arpa.: domain name does not exist
[0] 92.121.197.128.in-addr.arpa.: domain name does not exist
[0] 93.121.197.128.in-addr.arpa.: domain name does not exist
[0] 94.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 95.121.197.128.in-addr.arpa. domain name pointer sar2-2-tpe1.bu.edu
[0] 96.121.197.128.in-addr.arpa.: domain name does not exist
[0] 97.121.197.128.in-addr.arpa.: domain name does not exist
[0] 98.121.197.128.in-addr.arpa.: domain name does not exist
[0] 99.121.197.128.in-addr.arpa.: domain name does not exist
[0] 100.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 101.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp101.bu.edu
[86400] 102.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp102.bu.edu
[86400] 103.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp103.bu.edu
[86400] 104.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp104.bu.edu
[86400] 105.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp105.bu.edu
[86400] 106.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp106.bu.edu
[86400] 107.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp107.bu.edu
[86400] 108.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp108.bu.edu
[86400] 109.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp109.bu.edu
[86400] 110.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp110.bu.edu
[86400] 111.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp111.bu.edu
[86400] 112.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp112.bu.edu
[86400] 113.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp113.bu.edu
[86400] 114.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp114.bu.edu
[86400] 115.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp115.bu.edu
[86400] 116.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp116.bu.edu
[86400] 117.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp117.bu.edu
[86400] 118.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp118.bu.edu
[86400] 119.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp119.bu.edu
[86400] 120.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp120.bu.edu
[86400] 121.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp121.bu.edu
[86400] 122.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp122.bu.edu
[86400] 123.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp123.bu.edu
[86400] 124.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp124.bu.edu
[86400] 125.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp125.bu.edu
[86400] 126.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp126.bu.edu
[86400] 127.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp127.bu.edu
[86400] 128.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp128.bu.edu
[86400] 129.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp129.bu.edu
[86400] 130.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp130.bu.edu
[86400] 131.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp131.bu.edu
[86400] 132.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp132.bu.edu
[86400] 133.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp133.bu.edu
[86400] 134.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp134.bu.edu
[86400] 135.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp135.bu.edu
[86400] 136.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp136.bu.edu
[86400] 137.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp137.bu.edu
[86400] 138.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp138.bu.edu
[86400] 139.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp139.bu.edu
[86400] 140.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp140.bu.edu
[86400] 141.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp141.bu.edu
[86400] 142.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp142.bu.edu
[86400] 143.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp143.bu.edu
[86400] 144.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp144.bu.edu
[86400] 145.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp145.bu.edu
[86400] 146.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp146.bu.edu
[86400] 147.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp147.bu.edu
[86400] 148.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp148.bu.edu
[86400] 149.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp149.bu.edu
[86400] 150.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp150.bu.edu
[86400] 151.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp151.bu.edu
[86400] 152.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp152.bu.edu
[86400] 153.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp153.bu.edu
[86400] 154.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp154.bu.edu
[86400] 155.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp155.bu.edu
[86400] 156.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp156.bu.edu
[86400] 157.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp157.bu.edu
[86400] 158.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp158.bu.edu
[86400] 159.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp159.bu.edu
[86400] 160.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp160.bu.edu
[86400] 161.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp161.bu.edu
[86400] 162.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp162.bu.edu
[86400] 163.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp163.bu.edu
[86400] 164.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp164.bu.edu
[86400] 165.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp165.bu.edu
[86400] 166.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp166.bu.edu
[86400] 167.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp167.bu.edu
[86400] 168.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp168.bu.edu
[86400] 169.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp169.bu.edu
[86400] 170.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp170.bu.edu
[86400] 171.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp171.bu.edu
[86400] 172.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp172.bu.edu
[86400] 173.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp173.bu.edu
[86400] 174.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp174.bu.edu
[86400] 175.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp175.bu.edu
[86400] 176.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp176.bu.edu
[86400] 177.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp177.bu.edu
[86400] 178.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp178.bu.edu
[86400] 179.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp179.bu.edu
[86400] 180.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp180.bu.edu
[86400] 181.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp181.bu.edu
[86400] 182.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp182.bu.edu
[86400] 183.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp183.bu.edu
[86400] 184.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp184.bu.edu
[86400] 185.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp185.bu.edu
[86400] 186.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp186.bu.edu
[86400] 187.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp187.bu.edu
[86400] 188.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp188.bu.edu
[86400] 189.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp189.bu.edu
[86400] 190.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp190.bu.edu
[86400] 191.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp191.bu.edu
[86400] 192.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp192.bu.edu
[86400] 193.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp193.bu.edu
[86400] 194.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp194.bu.edu
[86400] 195.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp195.bu.edu
[86400] 196.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp196.bu.edu
[86400] 197.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp197.bu.edu
[86400] 198.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp198.bu.edu
[86400] 199.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp199.bu.edu
[86400] 200.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp200.bu.edu
[86400] 201.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp201.bu.edu
[86400] 202.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp202.bu.edu
[86400] 203.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp203.bu.edu
[86400] 204.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp204.bu.edu
[86400] 205.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp205.bu.edu
[86400] 206.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp206.bu.edu
[86400] 207.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp207.bu.edu
[86400] 208.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp208.bu.edu
[86400] 209.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp209.bu.edu
[86400] 210.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp210.bu.edu
[86400] 211.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp211.bu.edu
[86400] 212.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp212.bu.edu
[86400] 213.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp213.bu.edu
[86400] 214.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp214.bu.edu
[86400] 215.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp215.bu.edu
[86400] 216.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp216.bu.edu
[86400] 217.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp217.bu.edu
[86400] 218.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp218.bu.edu
[86400] 219.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp219.bu.edu
[86400] 220.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp220.bu.edu
[86400] 221.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp221.bu.edu
[86400] 222.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp222.bu.edu
[86400] 223.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp223.bu.edu
[86400] 224.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp224.bu.edu
[86400] 225.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp225.bu.edu
[86400] 226.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp226.bu.edu
[86400] 227.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp227.bu.edu
[86400] 228.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp228.bu.edu
[86400] 229.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp229.bu.edu
[86400] 230.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp230.bu.edu
[86400] 231.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp231.bu.edu
[86400] 232.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp232.bu.edu
[86400] 233.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp233.bu.edu
[86400] 234.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp234.bu.edu
[86400] 235.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp235.bu.edu
[86400] 236.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp236.bu.edu
[86400] 237.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp237.bu.edu
[86400] 238.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp238.bu.edu
[86400] 239.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp239.bu.edu
[86400] 240.121.197.128.in-addr.arpa. domain name pointer sar2-dhcp240.bu.edu
[0] 241.121.197.128.in-addr.arpa.: domain name does not exist
[0] 242.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 243.121.197.128.in-addr.arpa. domain name pointer sar-irc-6v4h.bu.edu
[86400] 244.121.197.128.in-addr.arpa. domain name pointer npi98d188.bu.edu
[86400] 245.121.197.128.in-addr.arpa. domain name pointer sar-canon4.bu.edu
[86400] 246.121.197.128.in-addr.arpa. domain name pointer sar-101-projector.bu.edu
[0] 247.121.197.128.in-addr.arpa.: domain name does not exist
[0] 248.121.197.128.in-addr.arpa.: domain name does not exist
[0] 249.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 250.121.197.128.in-addr.arpa. domain name pointer sar-cardreader1.bu.edu
[0] 251.121.197.128.in-addr.arpa.: domain name does not exist
[86400] 252.121.197.128.in-addr.arpa. domain name pointer npi79b632.bu.edu
[0] 253.121.197.128.in-addr.arpa.: domain name does not exist
[0] 254.121.197.128.in-addr.arpa.: domain name does not exist
[0] 255.121.197.128.in-addr.arpa.: domain name does not exist