[0] 0.203.105.129.in-addr.arpa.: domain name does not exist
[600] 1.203.105.129.in-addr.arpa. domain name pointer mainlib-idf-vln-550.northwestern.edu
[0] 2.203.105.129.in-addr.arpa.: domain name does not exist
[0] 3.203.105.129.in-addr.arpa.: domain name does not exist
[0] 4.203.105.129.in-addr.arpa.: domain name does not exist
[0] 5.203.105.129.in-addr.arpa.: domain name does not exist
[0] 6.203.105.129.in-addr.arpa.: domain name does not exist
[0] 7.203.105.129.in-addr.arpa.: domain name does not exist
[600] 8.203.105.129.in-addr.arpa. domain name pointer orion.northwestern.edu
[0] 9.203.105.129.in-addr.arpa.: domain name does not exist
[600] 10.203.105.129.in-addr.arpa. domain name pointer carter.library.northwestern.edu
[600] 11.203.105.129.in-addr.arpa. domain name pointer hancock.library.northwestern.edu
[0] 12.203.105.129.in-addr.arpa.: domain name does not exist
[600] 13.203.105.129.in-addr.arpa. domain name pointer whitehall.at.northwestern.edu
[600] 14.203.105.129.in-addr.arpa. domain name pointer dmsprojects.library.northwestern.edu
[600] 15.203.105.129.in-addr.arpa. domain name pointer forrest.library.northwestern.edu
[600] 16.203.105.129.in-addr.arpa. domain name pointer kaplan.library.northwestern.edu
[600] 17.203.105.129.in-addr.arpa. domain name pointer deering.library.northwestern.edu
[600] 18.203.105.129.in-addr.arpa. domain name pointer superior.library.northwestern.edu gc._msdcs.library.northwestern.edu library.northwestern.edu
[600] 19.203.105.129.in-addr.arpa. domain name pointer library.northwestern.edu erie.library.northwestern.edu
[600] 20.203.105.129.in-addr.arpa. domain name pointer woolf.library.northwestern.edu
[600] 21.203.105.129.in-addr.arpa. domain name pointer staff203021.library.northwestern.edu
[0] 22.203.105.129.in-addr.arpa.: domain name does not exist
[600] 23.203.105.129.in-addr.arpa. domain name pointer kincaid.library.northwestern.edu
[600] 24.203.105.129.in-addr.arpa. domain name pointer dms-storage.library.northwestern.edu
[600] 25.203.105.129.in-addr.arpa. domain name pointer sander.library.northwestern.edu
[600] 26.203.105.129.in-addr.arpa. domain name pointer staff203026.library.northwestern.edu
[600] 27.203.105.129.in-addr.arpa. domain name pointer dms-scratch.library.northwestern.edu
[600] 28.203.105.129.in-addr.arpa. domain name pointer dmsnas.library.northwestern.edu
[0] 29.203.105.129.in-addr.arpa.: domain name does not exist
[600] 30.203.105.129.in-addr.arpa. domain name pointer libweb.library.northwestern.edu
[600] 31.203.105.129.in-addr.arpa. domain name pointer staff203031.library.northwestern.edu
[600] 32.203.105.129.in-addr.arpa. domain name pointer staff203032.library.northwestern.edu
[600] 33.203.105.129.in-addr.arpa. domain name pointer staff203033.library.northwestern.edu dvaction.net
[600] 34.203.105.129.in-addr.arpa. domain name pointer staff203034.library.northwestern.edu
[600] 35.203.105.129.in-addr.arpa. domain name pointer staff203035.library.northwestern.edu
[600] 36.203.105.129.in-addr.arpa. domain name pointer staff203036.library.northwestern.edu
[600] 37.203.105.129.in-addr.arpa. domain name pointer staff203037.library.northwestern.edu
[600] 38.203.105.129.in-addr.arpa. domain name pointer staff203038.library.northwestern.edu
[600] 39.203.105.129.in-addr.arpa. domain name pointer staff203039.library.northwestern.edu
[600] 40.203.105.129.in-addr.arpa. domain name pointer stubaker.library.northwestern.edu
[600] 41.203.105.129.in-addr.arpa. domain name pointer stubaker1.library.northwestern.edu
[600] 42.203.105.129.in-addr.arpa. domain name pointer ptr-itc.library.northwestern.edu
[600] 43.203.105.129.in-addr.arpa. domain name pointer staff203043.library.northwestern.edu
[600] 44.203.105.129.in-addr.arpa. domain name pointer staff203044.library.northwestern.edu
[600] 45.203.105.129.in-addr.arpa. domain name pointer ptr-admin.library.northwestern.edu
[600] 46.203.105.129.in-addr.arpa. domain name pointer ptr-develop2.library.northwestern.edu
[600] 47.203.105.129.in-addr.arpa. domain name pointer ptr-budget.library.northwestern.edu
[600] 48.203.105.129.in-addr.arpa. domain name pointer ptr-mailroom.library.northwestern.edu
[600] 49.203.105.129.in-addr.arpa. domain name pointer ptr-mailroom2.library.northwestern.edu
[0] 50.203.105.129.in-addr.arpa.: domain name does not exist
[0] 51.203.105.129.in-addr.arpa.: domain name does not exist
[600] 52.203.105.129.in-addr.arpa. domain name pointer ptr-serials.library.northwestern.edu
[600] 53.203.105.129.in-addr.arpa. domain name pointer ptr-conserv.library.northwestern.edu
[600] 54.203.105.129.in-addr.arpa. domain name pointer staff203054.library.northwestern.edu
[600] 55.203.105.129.in-addr.arpa. domain name pointer ptr-admin2.library.northwestern.edu
[600] 56.203.105.129.in-addr.arpa. domain name pointer ptr-personnel2.library.northwestern.edu
[600] 57.203.105.129.in-addr.arpa. domain name pointer ptr-it.library.northwestern.edu
[600] 58.203.105.129.in-addr.arpa. domain name pointer staff203058.library.northwestern.edu
[600] 59.203.105.129.in-addr.arpa. domain name pointer ptr-period2.library.northwestern.edu
[600] 60.203.105.129.in-addr.arpa. domain name pointer staff203060.library.northwestern.edu
[600] 61.203.105.129.in-addr.arpa. domain name pointer ptr-conserv2.library.northwestern.edu
[600] 62.203.105.129.in-addr.arpa. domain name pointer ptr-preserv3.library.northwestern.edu
[600] 63.203.105.129.in-addr.arpa. domain name pointer staff203063.library.northwestern.edu
[600] 64.203.105.129.in-addr.arpa. domain name pointer staff203064.library.northwestern.edu
[600] 65.203.105.129.in-addr.arpa. domain name pointer staff203065.library.northwestern.edu
[600] 66.203.105.129.in-addr.arpa. domain name pointer staff203066.library.northwestern.edu
[600] 67.203.105.129.in-addr.arpa. domain name pointer staff203067.library.northwestern.edu
[600] 68.203.105.129.in-addr.arpa. domain name pointer staff203068.library.northwestern.edu
[600] 69.203.105.129.in-addr.arpa. domain name pointer staff203069.library.northwestern.edu
[600] 70.203.105.129.in-addr.arpa. domain name pointer staff203070.library.northwestern.edu
[600] 71.203.105.129.in-addr.arpa. domain name pointer staff203071.library.northwestern.edu
[600] 72.203.105.129.in-addr.arpa. domain name pointer staff203072.library.northwestern.edu
[600] 73.203.105.129.in-addr.arpa. domain name pointer staff203073.library.northwestern.edu
[600] 74.203.105.129.in-addr.arpa. domain name pointer staff203074.library.northwestern.edu
[600] 75.203.105.129.in-addr.arpa. domain name pointer staff203075.library.northwestern.edu
[600] 76.203.105.129.in-addr.arpa. domain name pointer staff203076.library.northwestern.edu
[600] 77.203.105.129.in-addr.arpa. domain name pointer staff203077.library.northwestern.edu
[600] 78.203.105.129.in-addr.arpa. domain name pointer staff203078.library.northwestern.edu
[600] 79.203.105.129.in-addr.arpa. domain name pointer staff203079.library.northwestern.edu
[600] 80.203.105.129.in-addr.arpa. domain name pointer staff203080.library.northwestern.edu
[600] 81.203.105.129.in-addr.arpa. domain name pointer staff203081.library.northwestern.edu
[600] 82.203.105.129.in-addr.arpa. domain name pointer staff203082.library.northwestern.edu
[600] 83.203.105.129.in-addr.arpa. domain name pointer staff203083.library.northwestern.edu
[600] 84.203.105.129.in-addr.arpa. domain name pointer staff203084.library.northwestern.edu
[600] 85.203.105.129.in-addr.arpa. domain name pointer staff203085.library.northwestern.edu
[600] 86.203.105.129.in-addr.arpa. domain name pointer staff203086.library.northwestern.edu
[600] 87.203.105.129.in-addr.arpa. domain name pointer staff203087.library.northwestern.edu
[600] 88.203.105.129.in-addr.arpa. domain name pointer staff203088.library.northwestern.edu
[600] 89.203.105.129.in-addr.arpa. domain name pointer staff203089.library.northwestern.edu
[600] 90.203.105.129.in-addr.arpa. domain name pointer staff203090.library.northwestern.edu
[600] 91.203.105.129.in-addr.arpa. domain name pointer staff203091.library.northwestern.edu
[600] 92.203.105.129.in-addr.arpa. domain name pointer staff203092.library.northwestern.edu
[600] 93.203.105.129.in-addr.arpa. domain name pointer staff203093.library.northwestern.edu
[600] 94.203.105.129.in-addr.arpa. domain name pointer staff203094.library.northwestern.edu
[600] 95.203.105.129.in-addr.arpa. domain name pointer staff203095.library.northwestern.edu
[600] 96.203.105.129.in-addr.arpa. domain name pointer staff203096.library.northwestern.edu
[600] 97.203.105.129.in-addr.arpa. domain name pointer michigan.library.northwestern.edu
[600] 98.203.105.129.in-addr.arpa. domain name pointer indiana.library.northwestern.edu
[600] 99.203.105.129.in-addr.arpa. domain name pointer staff203099.library.northwestern.edu
[600] 100.203.105.129.in-addr.arpa. domain name pointer dhcp203100.library.northwestern.edu
[600] 101.203.105.129.in-addr.arpa. domain name pointer dhcp203101.library.northwestern.edu
[600] 102.203.105.129.in-addr.arpa. domain name pointer dhcp203102.library.northwestern.edu
[600] 103.203.105.129.in-addr.arpa. domain name pointer dhcp203103.library.northwestern.edu
[600] 104.203.105.129.in-addr.arpa. domain name pointer dhcp203104.library.northwestern.edu
[600] 105.203.105.129.in-addr.arpa. domain name pointer dhcp203105.library.northwestern.edu
[600] 106.203.105.129.in-addr.arpa. domain name pointer dhcp203106.library.northwestern.edu
[600] 107.203.105.129.in-addr.arpa. domain name pointer dhcp203107.library.northwestern.edu
[600] 108.203.105.129.in-addr.arpa. domain name pointer dhcp203108.library.northwestern.edu
[600] 109.203.105.129.in-addr.arpa. domain name pointer dhcp203109.library.northwestern.edu
[600] 110.203.105.129.in-addr.arpa. domain name pointer dhcp203110.library.northwestern.edu
[600] 111.203.105.129.in-addr.arpa. domain name pointer dhcp203111.library.northwestern.edu
[600] 112.203.105.129.in-addr.arpa. domain name pointer dhcp203112.library.northwestern.edu
[600] 113.203.105.129.in-addr.arpa. domain name pointer dhcp203113.library.northwestern.edu
[600] 114.203.105.129.in-addr.arpa. domain name pointer dhcp203114.library.northwestern.edu
[600] 115.203.105.129.in-addr.arpa. domain name pointer dhcp203115.library.northwestern.edu
[600] 116.203.105.129.in-addr.arpa. domain name pointer dhcp203116.library.northwestern.edu
[600] 117.203.105.129.in-addr.arpa. domain name pointer dhcp203117.library.northwestern.edu
[600] 118.203.105.129.in-addr.arpa. domain name pointer dhcp203118.library.northwestern.edu
[600] 119.203.105.129.in-addr.arpa. domain name pointer dhcp203119.library.northwestern.edu
[600] 120.203.105.129.in-addr.arpa. domain name pointer dhcp203120.library.northwestern.edu
[600] 121.203.105.129.in-addr.arpa. domain name pointer dhcp203121.library.northwestern.edu
[600] 122.203.105.129.in-addr.arpa. domain name pointer dhcp203122.library.northwestern.edu
[600] 123.203.105.129.in-addr.arpa. domain name pointer dhcp203123.library.northwestern.edu
[600] 124.203.105.129.in-addr.arpa. domain name pointer dhcp203124.library.northwestern.edu
[600] 125.203.105.129.in-addr.arpa. domain name pointer dhcp203125.library.northwestern.edu
[600] 126.203.105.129.in-addr.arpa. domain name pointer dhcp203126.library.northwestern.edu
[600] 127.203.105.129.in-addr.arpa. domain name pointer dhcp203127.library.northwestern.edu
[600] 128.203.105.129.in-addr.arpa. domain name pointer dhcp203128.library.northwestern.edu
[600] 129.203.105.129.in-addr.arpa. domain name pointer dhcp203129.library.northwestern.edu
[600] 130.203.105.129.in-addr.arpa. domain name pointer dhcp203130.library.northwestern.edu
[600] 131.203.105.129.in-addr.arpa. domain name pointer dhcp203131.library.northwestern.edu
[600] 132.203.105.129.in-addr.arpa. domain name pointer dhcp203132.library.northwestern.edu
[600] 133.203.105.129.in-addr.arpa. domain name pointer dhcp203133.library.northwestern.edu
[600] 134.203.105.129.in-addr.arpa. domain name pointer dhcp203134.library.northwestern.edu
[600] 135.203.105.129.in-addr.arpa. domain name pointer dhcp203135.library.northwestern.edu
[600] 136.203.105.129.in-addr.arpa. domain name pointer dhcp203136.library.northwestern.edu
[600] 137.203.105.129.in-addr.arpa. domain name pointer dhcp203137.library.northwestern.edu
[600] 138.203.105.129.in-addr.arpa. domain name pointer dhcp203138.library.northwestern.edu
[600] 139.203.105.129.in-addr.arpa. domain name pointer dhcp203139.library.northwestern.edu
[600] 140.203.105.129.in-addr.arpa. domain name pointer dhcp203140.library.northwestern.edu
[600] 141.203.105.129.in-addr.arpa. domain name pointer dhcp203141.library.northwestern.edu
[600] 142.203.105.129.in-addr.arpa. domain name pointer dhcp203142.library.northwestern.edu
[600] 143.203.105.129.in-addr.arpa. domain name pointer dhcp203143.library.northwestern.edu
[600] 144.203.105.129.in-addr.arpa. domain name pointer dhcp203144.library.northwestern.edu
[600] 145.203.105.129.in-addr.arpa. domain name pointer dhcp203145.library.northwestern.edu
[600] 146.203.105.129.in-addr.arpa. domain name pointer dhcp203146.library.northwestern.edu
[600] 147.203.105.129.in-addr.arpa. domain name pointer dhcp203147.library.northwestern.edu
[600] 148.203.105.129.in-addr.arpa. domain name pointer dhcp203148.library.northwestern.edu
[600] 149.203.105.129.in-addr.arpa. domain name pointer dhcp203149.library.northwestern.edu
[600] 150.203.105.129.in-addr.arpa. domain name pointer dhcp203150.library.northwestern.edu
[600] 151.203.105.129.in-addr.arpa. domain name pointer dhcp203151.library.northwestern.edu
[600] 152.203.105.129.in-addr.arpa. domain name pointer dhcp203152.library.northwestern.edu
[600] 153.203.105.129.in-addr.arpa. domain name pointer dhcp203153.library.northwestern.edu
[600] 154.203.105.129.in-addr.arpa. domain name pointer dhcp203154.library.northwestern.edu
[600] 155.203.105.129.in-addr.arpa. domain name pointer dhcp203155.library.northwestern.edu
[600] 156.203.105.129.in-addr.arpa. domain name pointer dhcp203156.library.northwestern.edu
[600] 157.203.105.129.in-addr.arpa. domain name pointer dhcp203157.library.northwestern.edu
[600] 158.203.105.129.in-addr.arpa. domain name pointer dhcp203158.library.northwestern.edu
[600] 159.203.105.129.in-addr.arpa. domain name pointer dhcp203159.library.northwestern.edu
[600] 160.203.105.129.in-addr.arpa. domain name pointer dhcp203160.library.northwestern.edu
[600] 161.203.105.129.in-addr.arpa. domain name pointer dhcp203161.library.northwestern.edu
[600] 162.203.105.129.in-addr.arpa. domain name pointer dhcp203162.library.northwestern.edu
[600] 163.203.105.129.in-addr.arpa. domain name pointer dhcp203163.library.northwestern.edu
[600] 164.203.105.129.in-addr.arpa. domain name pointer dhcp203164.library.northwestern.edu
[600] 165.203.105.129.in-addr.arpa. domain name pointer dhcp203165.library.northwestern.edu
[600] 166.203.105.129.in-addr.arpa. domain name pointer dhcp203166.library.northwestern.edu
[600] 167.203.105.129.in-addr.arpa. domain name pointer dhcp203167.library.northwestern.edu
[600] 168.203.105.129.in-addr.arpa. domain name pointer dhcp203168.library.northwestern.edu
[600] 169.203.105.129.in-addr.arpa. domain name pointer dhcp203169.library.northwestern.edu
[600] 170.203.105.129.in-addr.arpa. domain name pointer dhcp203170.library.northwestern.edu
[600] 171.203.105.129.in-addr.arpa. domain name pointer dhcp203171.library.northwestern.edu
[600] 172.203.105.129.in-addr.arpa. domain name pointer dhcp203172.library.northwestern.edu
[600] 173.203.105.129.in-addr.arpa. domain name pointer dhcp203173.library.northwestern.edu
[600] 174.203.105.129.in-addr.arpa. domain name pointer dhcp203174.library.northwestern.edu
[600] 175.203.105.129.in-addr.arpa. domain name pointer dhcp203175.library.northwestern.edu
[600] 176.203.105.129.in-addr.arpa. domain name pointer dhcp203176.library.northwestern.edu
[600] 177.203.105.129.in-addr.arpa. domain name pointer dhcp203177.library.northwestern.edu
[600] 178.203.105.129.in-addr.arpa. domain name pointer dhcp203178.library.northwestern.edu
[600] 179.203.105.129.in-addr.arpa. domain name pointer dhcp203179.library.northwestern.edu
[600] 180.203.105.129.in-addr.arpa. domain name pointer dhcp203180.library.northwestern.edu
[600] 181.203.105.129.in-addr.arpa. domain name pointer dhcp203181.library.northwestern.edu
[600] 182.203.105.129.in-addr.arpa. domain name pointer dhcp203182.library.northwestern.edu
[600] 183.203.105.129.in-addr.arpa. domain name pointer dhcp203183.library.northwestern.edu
[600] 184.203.105.129.in-addr.arpa. domain name pointer dhcp203184.library.northwestern.edu
[600] 185.203.105.129.in-addr.arpa. domain name pointer dhcp203185.library.northwestern.edu
[600] 186.203.105.129.in-addr.arpa. domain name pointer dhcp203186.library.northwestern.edu
[600] 187.203.105.129.in-addr.arpa. domain name pointer dhcp203187.library.northwestern.edu
[600] 188.203.105.129.in-addr.arpa. domain name pointer dhcp203188.library.northwestern.edu
[600] 189.203.105.129.in-addr.arpa. domain name pointer dhcp203189.library.northwestern.edu
[600] 190.203.105.129.in-addr.arpa. domain name pointer dhcp203190.library.northwestern.edu
[600] 191.203.105.129.in-addr.arpa. domain name pointer dhcp203191.library.northwestern.edu
[600] 192.203.105.129.in-addr.arpa. domain name pointer dhcp203192.library.northwestern.edu
[600] 193.203.105.129.in-addr.arpa. domain name pointer dhcp203193.library.northwestern.edu
[600] 194.203.105.129.in-addr.arpa. domain name pointer dhcp203194.library.northwestern.edu
[600] 195.203.105.129.in-addr.arpa. domain name pointer dhcp203195.library.northwestern.edu
[600] 196.203.105.129.in-addr.arpa. domain name pointer dhcp203196.library.northwestern.edu
[600] 197.203.105.129.in-addr.arpa. domain name pointer dhcp203197.library.northwestern.edu
[600] 198.203.105.129.in-addr.arpa. domain name pointer dhcp203198.library.northwestern.edu
[600] 199.203.105.129.in-addr.arpa. domain name pointer dhcp203199.library.northwestern.edu
[0] 200.203.105.129.in-addr.arpa.: domain name does not exist
[600] 201.203.105.129.in-addr.arpa. domain name pointer dhcp203201.library.northwestern.edu
[600] 202.203.105.129.in-addr.arpa. domain name pointer dhcp203202.library.northwestern.edu
[600] 203.203.105.129.in-addr.arpa. domain name pointer dhcp203203.library.northwestern.edu
[600] 204.203.105.129.in-addr.arpa. domain name pointer dhcp203204.library.northwestern.edu
[600] 205.203.105.129.in-addr.arpa. domain name pointer dhcp203205.library.northwestern.edu
[600] 206.203.105.129.in-addr.arpa. domain name pointer dhcp203206.library.northwestern.edu
[600] 207.203.105.129.in-addr.arpa. domain name pointer dhcp203207.library.northwestern.edu
[600] 208.203.105.129.in-addr.arpa. domain name pointer dhcp203208.library.northwestern.edu
[600] 209.203.105.129.in-addr.arpa. domain name pointer dhcp203209.library.northwestern.edu
[600] 210.203.105.129.in-addr.arpa. domain name pointer dhcp203210.library.northwestern.edu
[600] 211.203.105.129.in-addr.arpa. domain name pointer dhcp203211.library.northwestern.edu
[600] 212.203.105.129.in-addr.arpa. domain name pointer dhcp203212.library.northwestern.edu
[600] 213.203.105.129.in-addr.arpa. domain name pointer dhcp203213.library.northwestern.edu
[600] 214.203.105.129.in-addr.arpa. domain name pointer dhcp203214.library.northwestern.edu
[600] 215.203.105.129.in-addr.arpa. domain name pointer dhcp203215.library.northwestern.edu
[600] 216.203.105.129.in-addr.arpa. domain name pointer dhcp203216.library.northwestern.edu
[600] 217.203.105.129.in-addr.arpa. domain name pointer dhcp203217.library.northwestern.edu
[600] 218.203.105.129.in-addr.arpa. domain name pointer dhcp203218.library.northwestern.edu
[600] 219.203.105.129.in-addr.arpa. domain name pointer dhcp203219.library.northwestern.edu
[600] 220.203.105.129.in-addr.arpa. domain name pointer dhcp203220.library.northwestern.edu
[600] 221.203.105.129.in-addr.arpa. domain name pointer dhcp203221.library.northwestern.edu
[600] 222.203.105.129.in-addr.arpa. domain name pointer dhcp203222.library.northwestern.edu
[600] 223.203.105.129.in-addr.arpa. domain name pointer dhcp203223.library.northwestern.edu
[600] 224.203.105.129.in-addr.arpa. domain name pointer dhcp203224.library.northwestern.edu
[600] 225.203.105.129.in-addr.arpa. domain name pointer dhcp203225.library.northwestern.edu
[600] 226.203.105.129.in-addr.arpa. domain name pointer dhcp203226.library.northwestern.edu
[600] 227.203.105.129.in-addr.arpa. domain name pointer dhcp203227.library.northwestern.edu
[600] 228.203.105.129.in-addr.arpa. domain name pointer dhcp203228.library.northwestern.edu
[600] 229.203.105.129.in-addr.arpa. domain name pointer dhcp203229.library.northwestern.edu
[600] 230.203.105.129.in-addr.arpa. domain name pointer dhcp203230.library.northwestern.edu
[600] 231.203.105.129.in-addr.arpa. domain name pointer dhcp203231.library.northwestern.edu
[600] 232.203.105.129.in-addr.arpa. domain name pointer dhcp203232.library.northwestern.edu
[600] 233.203.105.129.in-addr.arpa. domain name pointer dhcp203233.library.northwestern.edu
[600] 234.203.105.129.in-addr.arpa. domain name pointer dhcp203234.library.northwestern.edu
[600] 235.203.105.129.in-addr.arpa. domain name pointer dhcp203235.library.northwestern.edu
[600] 236.203.105.129.in-addr.arpa. domain name pointer dhcp203236.library.northwestern.edu
[600] 237.203.105.129.in-addr.arpa. domain name pointer dhcp203237.library.northwestern.edu
[600] 238.203.105.129.in-addr.arpa. domain name pointer dhcp203238.library.northwestern.edu
[600] 239.203.105.129.in-addr.arpa. domain name pointer dhcp203239.library.northwestern.edu
[600] 240.203.105.129.in-addr.arpa. domain name pointer dhcp203240.library.northwestern.edu
[600] 241.203.105.129.in-addr.arpa. domain name pointer dhcp203241.library.northwestern.edu
[600] 242.203.105.129.in-addr.arpa. domain name pointer dhcp203242.library.northwestern.edu
[600] 243.203.105.129.in-addr.arpa. domain name pointer dhcp203243.library.northwestern.edu
[600] 244.203.105.129.in-addr.arpa. domain name pointer dhcp203244.library.northwestern.edu
[600] 245.203.105.129.in-addr.arpa. domain name pointer dhcp203245.library.northwestern.edu
[600] 246.203.105.129.in-addr.arpa. domain name pointer dhcp203246.library.northwestern.edu
[600] 247.203.105.129.in-addr.arpa. domain name pointer dhcp203247.library.northwestern.edu
[600] 248.203.105.129.in-addr.arpa. domain name pointer dhcp203248.library.northwestern.edu
[600] 249.203.105.129.in-addr.arpa. domain name pointer dhcp203249.library.northwestern.edu
[600] 250.203.105.129.in-addr.arpa. domain name pointer dhcp203250.library.northwestern.edu b8739.fm.northwestern.edu
[0] 251.203.105.129.in-addr.arpa.: domain name does not exist
[0] 252.203.105.129.in-addr.arpa.: domain name does not exist
[0] 253.203.105.129.in-addr.arpa.: domain name does not exist
[0] 254.203.105.129.in-addr.arpa.: domain name does not exist
[0] 255.203.105.129.in-addr.arpa.: domain name does not exist