[0] 0.73.189.18.in-addr.arpa.: domain name does not exist
[0] 1.73.189.18.in-addr.arpa.: domain name does not exist
[0] 2.73.189.18.in-addr.arpa.: domain name does not exist
[0] 3.73.189.18.in-addr.arpa.: domain name does not exist
[0] 4.73.189.18.in-addr.arpa.: domain name does not exist
[0] 5.73.189.18.in-addr.arpa.: domain name does not exist
[0] 6.73.189.18.in-addr.arpa.: domain name does not exist
[60] 7.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-7.dyn.MIT.EDU
[0] 8.73.189.18.in-addr.arpa.: domain name does not exist
[0] 9.73.189.18.in-addr.arpa.: domain name does not exist
[0] 10.73.189.18.in-addr.arpa.: domain name does not exist
[60] 11.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-11.dyn.MIT.EDU
[0] 12.73.189.18.in-addr.arpa.: domain name does not exist
[60] 13.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-13.dyn.MIT.EDU
[60] 14.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-14.dyn.MIT.EDU
[0] 15.73.189.18.in-addr.arpa.: domain name does not exist
[0] 16.73.189.18.in-addr.arpa.: domain name does not exist
[60] 17.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-17.dyn.MIT.EDU
[0] 18.73.189.18.in-addr.arpa.: domain name does not exist
[0] 19.73.189.18.in-addr.arpa.: domain name does not exist
[0] 20.73.189.18.in-addr.arpa.: domain name does not exist
[60] 21.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-21.dyn.MIT.EDU
[60] 22.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-22.dyn.MIT.EDU
[0] 23.73.189.18.in-addr.arpa.: domain name does not exist
[0] 24.73.189.18.in-addr.arpa.: domain name does not exist
[60] 25.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-25.dyn.MIT.EDU
[0] 26.73.189.18.in-addr.arpa.: domain name does not exist
[60] 27.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-27.dyn.MIT.EDU
[60] 28.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-28.dyn.MIT.EDU
[60] 29.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-29.dyn.MIT.EDU
[0] 30.73.189.18.in-addr.arpa.: domain name does not exist
[0] 31.73.189.18.in-addr.arpa.: domain name does not exist
[0] 32.73.189.18.in-addr.arpa.: domain name does not exist
[60] 33.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-33.dyn.MIT.EDU
[0] 34.73.189.18.in-addr.arpa.: domain name does not exist
[60] 35.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-35.dyn.MIT.EDU
[0] 36.73.189.18.in-addr.arpa.: domain name does not exist
[0] 37.73.189.18.in-addr.arpa.: domain name does not exist
[0] 38.73.189.18.in-addr.arpa.: domain name does not exist
[0] 39.73.189.18.in-addr.arpa.: domain name does not exist
[0] 40.73.189.18.in-addr.arpa.: domain name does not exist
[0] 41.73.189.18.in-addr.arpa.: domain name does not exist
[0] 42.73.189.18.in-addr.arpa.: domain name does not exist
[60] 43.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-43.dyn.MIT.EDU
[60] 44.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-44.dyn.MIT.EDU
[0] 45.73.189.18.in-addr.arpa.: domain name does not exist
[0] 46.73.189.18.in-addr.arpa.: domain name does not exist
[0] 47.73.189.18.in-addr.arpa.: domain name does not exist
[0] 48.73.189.18.in-addr.arpa.: domain name does not exist
[60] 49.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-49.dyn.MIT.EDU
[0] 50.73.189.18.in-addr.arpa.: domain name does not exist
[60] 51.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-51.dyn.MIT.EDU
[0] 52.73.189.18.in-addr.arpa.: domain name does not exist
[0] 53.73.189.18.in-addr.arpa.: domain name does not exist
[60] 54.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-54.dyn.MIT.EDU
[0] 55.73.189.18.in-addr.arpa.: domain name does not exist
[60] 56.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-56.dyn.MIT.EDU
[0] 57.73.189.18.in-addr.arpa.: domain name does not exist
[0] 58.73.189.18.in-addr.arpa.: domain name does not exist
[60] 59.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-59.dyn.MIT.EDU
[0] 60.73.189.18.in-addr.arpa.: domain name does not exist
[0] 61.73.189.18.in-addr.arpa.: domain name does not exist
[0] 62.73.189.18.in-addr.arpa.: domain name does not exist
[0] 63.73.189.18.in-addr.arpa.: domain name does not exist
[60] 64.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-64.dyn.MIT.EDU
[0] 65.73.189.18.in-addr.arpa.: domain name does not exist
[60] 66.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-66.dyn.MIT.EDU
[0] 67.73.189.18.in-addr.arpa.: domain name does not exist
[0] 68.73.189.18.in-addr.arpa.: domain name does not exist
[60] 69.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-69.dyn.MIT.EDU
[0] 70.73.189.18.in-addr.arpa.: domain name does not exist
[0] 71.73.189.18.in-addr.arpa.: domain name does not exist
[60] 72.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-72.dyn.MIT.EDU
[0] 73.73.189.18.in-addr.arpa.: domain name does not exist
[0] 74.73.189.18.in-addr.arpa.: domain name does not exist
[0] 75.73.189.18.in-addr.arpa.: domain name does not exist
[0] 76.73.189.18.in-addr.arpa.: domain name does not exist
[0] 77.73.189.18.in-addr.arpa.: domain name does not exist
[60] 78.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-78.dyn.MIT.EDU
[60] 79.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-79.dyn.MIT.EDU
[0] 80.73.189.18.in-addr.arpa.: domain name does not exist
[0] 81.73.189.18.in-addr.arpa.: domain name does not exist
[60] 82.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-82.dyn.MIT.EDU
[0] 83.73.189.18.in-addr.arpa.: domain name does not exist
[0] 84.73.189.18.in-addr.arpa.: domain name does not exist
[60] 85.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-85.dyn.MIT.EDU
[0] 86.73.189.18.in-addr.arpa.: domain name does not exist
[0] 87.73.189.18.in-addr.arpa.: domain name does not exist
[0] 88.73.189.18.in-addr.arpa.: domain name does not exist
[0] 89.73.189.18.in-addr.arpa.: domain name does not exist
[0] 90.73.189.18.in-addr.arpa.: domain name does not exist
[60] 91.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-91.dyn.MIT.EDU
[0] 92.73.189.18.in-addr.arpa.: domain name does not exist
[0] 93.73.189.18.in-addr.arpa.: domain name does not exist
[60] 94.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-94.dyn.MIT.EDU
[60] 95.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-95.dyn.MIT.EDU
[60] 96.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-96.dyn.MIT.EDU
[60] 97.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-97.dyn.MIT.EDU
[60] 98.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-98.dyn.MIT.EDU
[0] 99.73.189.18.in-addr.arpa.: domain name does not exist
[0] 100.73.189.18.in-addr.arpa.: domain name does not exist
[0] 101.73.189.18.in-addr.arpa.: domain name does not exist
[0] 102.73.189.18.in-addr.arpa.: domain name does not exist
[0] 103.73.189.18.in-addr.arpa.: domain name does not exist
[0] 104.73.189.18.in-addr.arpa.: domain name does not exist
[60] 105.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-105.dyn.MIT.EDU
[0] 106.73.189.18.in-addr.arpa.: domain name does not exist
[0] 107.73.189.18.in-addr.arpa.: domain name does not exist
[0] 108.73.189.18.in-addr.arpa.: domain name does not exist
[0] 109.73.189.18.in-addr.arpa.: domain name does not exist
[60] 110.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-110.dyn.MIT.EDU
[60] 111.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-111.dyn.MIT.EDU
[0] 112.73.189.18.in-addr.arpa.: domain name does not exist
[60] 113.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-113.dyn.MIT.EDU
[0] 114.73.189.18.in-addr.arpa.: domain name does not exist
[0] 115.73.189.18.in-addr.arpa.: domain name does not exist
[60] 116.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-116.dyn.MIT.EDU
[60] 117.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-117.dyn.MIT.EDU
[0] 118.73.189.18.in-addr.arpa.: domain name does not exist
[0] 119.73.189.18.in-addr.arpa.: domain name does not exist
[60] 120.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-120.dyn.MIT.EDU
[0] 121.73.189.18.in-addr.arpa.: domain name does not exist
[0] 122.73.189.18.in-addr.arpa.: domain name does not exist
[0] 123.73.189.18.in-addr.arpa.: domain name does not exist
[60] 124.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-124.dyn.MIT.EDU
[0] 125.73.189.18.in-addr.arpa.: domain name does not exist
[60] 126.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-126.dyn.MIT.EDU
[60] 127.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-127.dyn.MIT.EDU
[60] 128.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-128.dyn.MIT.EDU
[0] 129.73.189.18.in-addr.arpa.: domain name does not exist
[0] 130.73.189.18.in-addr.arpa.: domain name does not exist
[60] 131.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-131.dyn.MIT.EDU
[0] 132.73.189.18.in-addr.arpa.: domain name does not exist
[0] 133.73.189.18.in-addr.arpa.: domain name does not exist
[0] 134.73.189.18.in-addr.arpa.: domain name does not exist
[0] 135.73.189.18.in-addr.arpa.: domain name does not exist
[60] 136.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-136.dyn.MIT.EDU
[60] 137.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-137.dyn.MIT.EDU
[0] 138.73.189.18.in-addr.arpa.: domain name does not exist
[60] 139.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-139.dyn.MIT.EDU
[60] 140.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-140.dyn.MIT.EDU
[60] 141.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-141.dyn.MIT.EDU
[0] 142.73.189.18.in-addr.arpa.: domain name does not exist
[0] 143.73.189.18.in-addr.arpa.: domain name does not exist
[60] 144.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-144.dyn.MIT.EDU
[0] 145.73.189.18.in-addr.arpa.: domain name does not exist
[60] 146.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-146.dyn.MIT.EDU
[60] 147.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-147.dyn.MIT.EDU
[0] 148.73.189.18.in-addr.arpa.: domain name does not exist
[0] 149.73.189.18.in-addr.arpa.: domain name does not exist
[0] 150.73.189.18.in-addr.arpa.: domain name does not exist
[60] 151.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-151.dyn.MIT.EDU
[60] 152.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-152.dyn.MIT.EDU
[60] 153.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-153.dyn.MIT.EDU
[0] 154.73.189.18.in-addr.arpa.: domain name does not exist
[60] 155.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-155.dyn.MIT.EDU
[0] 156.73.189.18.in-addr.arpa.: domain name does not exist
[60] 157.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-157.dyn.MIT.EDU
[0] 158.73.189.18.in-addr.arpa.: domain name does not exist
[60] 159.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-159.dyn.MIT.EDU
[0] 160.73.189.18.in-addr.arpa.: domain name does not exist
[60] 161.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-161.dyn.MIT.EDU
[60] 162.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-162.dyn.MIT.EDU
[0] 163.73.189.18.in-addr.arpa.: domain name does not exist
[0] 164.73.189.18.in-addr.arpa.: domain name does not exist
[60] 165.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-165.dyn.MIT.EDU
[0] 166.73.189.18.in-addr.arpa.: domain name does not exist
[0] 167.73.189.18.in-addr.arpa.: domain name does not exist
[0] 168.73.189.18.in-addr.arpa.: domain name does not exist
[60] 169.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-169.dyn.MIT.EDU
[0] 170.73.189.18.in-addr.arpa.: domain name does not exist
[0] 171.73.189.18.in-addr.arpa.: domain name does not exist
[0] 172.73.189.18.in-addr.arpa.: domain name does not exist
[0] 173.73.189.18.in-addr.arpa.: domain name does not exist
[0] 174.73.189.18.in-addr.arpa.: domain name does not exist
[0] 175.73.189.18.in-addr.arpa.: domain name does not exist
[60] 176.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-176.dyn.MIT.EDU
[60] 177.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-177.dyn.MIT.EDU
[0] 178.73.189.18.in-addr.arpa.: domain name does not exist
[0] 179.73.189.18.in-addr.arpa.: domain name does not exist
[60] 180.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-180.dyn.MIT.EDU
[0] 181.73.189.18.in-addr.arpa.: domain name does not exist
[0] 182.73.189.18.in-addr.arpa.: domain name does not exist
[0] 183.73.189.18.in-addr.arpa.: domain name does not exist
[60] 184.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-184.dyn.MIT.EDU
[60] 185.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-185.dyn.MIT.EDU
[60] 186.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-186.dyn.MIT.EDU
[0] 187.73.189.18.in-addr.arpa.: domain name does not exist
[60] 188.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-188.dyn.MIT.EDU
[0] 189.73.189.18.in-addr.arpa.: domain name does not exist
[0] 190.73.189.18.in-addr.arpa.: domain name does not exist
[0] 191.73.189.18.in-addr.arpa.: domain name does not exist
[60] 192.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-192.dyn.MIT.EDU
[0] 193.73.189.18.in-addr.arpa.: domain name does not exist
[0] 194.73.189.18.in-addr.arpa.: domain name does not exist
[60] 195.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-195.dyn.MIT.EDU
[60] 196.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-196.dyn.MIT.EDU
[60] 197.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-197.dyn.MIT.EDU
[60] 198.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-198.dyn.MIT.EDU
[60] 199.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-199.dyn.MIT.EDU
[0] 200.73.189.18.in-addr.arpa.: domain name does not exist
[60] 201.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-201.dyn.MIT.EDU
[0] 202.73.189.18.in-addr.arpa.: domain name does not exist
[0] 203.73.189.18.in-addr.arpa.: domain name does not exist
[0] 204.73.189.18.in-addr.arpa.: domain name does not exist
[0] 205.73.189.18.in-addr.arpa.: domain name does not exist
[60] 206.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-206.dyn.MIT.EDU
[60] 207.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-207.dyn.MIT.EDU
[60] 208.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-208.dyn.MIT.EDU
[60] 209.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-209.dyn.MIT.EDU
[0] 210.73.189.18.in-addr.arpa.: domain name does not exist
[0] 211.73.189.18.in-addr.arpa.: domain name does not exist
[0] 212.73.189.18.in-addr.arpa.: domain name does not exist
[60] 213.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-213.dyn.MIT.EDU
[0] 214.73.189.18.in-addr.arpa.: domain name does not exist
[60] 215.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-215.dyn.MIT.EDU
[60] 216.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-216.dyn.MIT.EDU
[0] 217.73.189.18.in-addr.arpa.: domain name does not exist
[0] 218.73.189.18.in-addr.arpa.: domain name does not exist
[0] 219.73.189.18.in-addr.arpa.: domain name does not exist
[0] 220.73.189.18.in-addr.arpa.: domain name does not exist
[0] 221.73.189.18.in-addr.arpa.: domain name does not exist
[0] 222.73.189.18.in-addr.arpa.: domain name does not exist
[0] 223.73.189.18.in-addr.arpa.: domain name does not exist
[60] 224.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-224.dyn.MIT.EDU
[0] 225.73.189.18.in-addr.arpa.: domain name does not exist
[60] 226.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-226.dyn.MIT.EDU
[0] 227.73.189.18.in-addr.arpa.: domain name does not exist
[0] 228.73.189.18.in-addr.arpa.: domain name does not exist
[0] 229.73.189.18.in-addr.arpa.: domain name does not exist
[0] 230.73.189.18.in-addr.arpa.: domain name does not exist
[0] 231.73.189.18.in-addr.arpa.: domain name does not exist
[0] 232.73.189.18.in-addr.arpa.: domain name does not exist
[0] 233.73.189.18.in-addr.arpa.: domain name does not exist
[0] 234.73.189.18.in-addr.arpa.: domain name does not exist
[60] 235.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-235.dyn.MIT.EDU
[0] 236.73.189.18.in-addr.arpa.: domain name does not exist
[0] 237.73.189.18.in-addr.arpa.: domain name does not exist
[60] 238.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-238.dyn.MIT.EDU
[60] 239.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-239.dyn.MIT.EDU
[60] 240.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-240.dyn.MIT.EDU
[60] 241.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-241.dyn.MIT.EDU
[0] 242.73.189.18.in-addr.arpa.: domain name does not exist
[0] 243.73.189.18.in-addr.arpa.: domain name does not exist
[60] 244.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-244.dyn.MIT.EDU
[60] 245.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-245.dyn.MIT.EDU
[0] 246.73.189.18.in-addr.arpa.: domain name does not exist
[0] 247.73.189.18.in-addr.arpa.: domain name does not exist
[0] 248.73.189.18.in-addr.arpa.: domain name does not exist
[0] 249.73.189.18.in-addr.arpa.: domain name does not exist
[60] 250.73.189.18.in-addr.arpa. domain name pointer dhcp-18-189-73-250.dyn.MIT.EDU
[0] 251.73.189.18.in-addr.arpa.: domain name does not exist
[0] 252.73.189.18.in-addr.arpa.: domain name does not exist
[0] 253.73.189.18.in-addr.arpa.: domain name does not exist
[0] 254.73.189.18.in-addr.arpa.: domain name does not exist
[0] 255.73.189.18.in-addr.arpa.: domain name does not exist