[0] 0.91.189.18.in-addr.arpa.: domain name does not exist
[0] 1.91.189.18.in-addr.arpa.: domain name does not exist
[0] 2.91.189.18.in-addr.arpa.: domain name does not exist
[0] 3.91.189.18.in-addr.arpa.: domain name does not exist
[0] 4.91.189.18.in-addr.arpa.: domain name does not exist
[0] 5.91.189.18.in-addr.arpa.: domain name does not exist
[0] 6.91.189.18.in-addr.arpa.: domain name does not exist
[0] 7.91.189.18.in-addr.arpa.: domain name does not exist
[0] 8.91.189.18.in-addr.arpa.: domain name does not exist
[0] 9.91.189.18.in-addr.arpa.: domain name does not exist
[60] 10.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-10.dyn.MIT.EDU
[60] 11.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-11.dyn.MIT.EDU
[0] 12.91.189.18.in-addr.arpa.: domain name does not exist
[60] 13.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-13.dyn.MIT.EDU
[0] 14.91.189.18.in-addr.arpa.: domain name does not exist
[0] 15.91.189.18.in-addr.arpa.: domain name does not exist
[60] 16.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-16.dyn.MIT.EDU
[0] 17.91.189.18.in-addr.arpa.: domain name does not exist
[0] 18.91.189.18.in-addr.arpa.: domain name does not exist
[0] 19.91.189.18.in-addr.arpa.: domain name does not exist
[60] 20.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-20.dyn.MIT.EDU
[60] 21.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-21.dyn.MIT.EDU
[0] 22.91.189.18.in-addr.arpa.: domain name does not exist
[60] 23.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-23.dyn.MIT.EDU
[0] 24.91.189.18.in-addr.arpa.: domain name does not exist
[60] 25.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-25.dyn.MIT.EDU
[60] 26.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-26.dyn.MIT.EDU
[60] 27.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-27.dyn.MIT.EDU
[0] 28.91.189.18.in-addr.arpa.: domain name does not exist
[60] 29.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-29.dyn.MIT.EDU
[0] 30.91.189.18.in-addr.arpa.: domain name does not exist
[0] 31.91.189.18.in-addr.arpa.: domain name does not exist
[0] 32.91.189.18.in-addr.arpa.: domain name does not exist
[0] 33.91.189.18.in-addr.arpa.: domain name does not exist
[60] 34.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-34.dyn.MIT.EDU
[60] 35.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-35.dyn.MIT.EDU
[60] 36.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-36.dyn.MIT.EDU
[60] 37.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-37.dyn.MIT.EDU
[0] 38.91.189.18.in-addr.arpa.: domain name does not exist
[0] 39.91.189.18.in-addr.arpa.: domain name does not exist
[0] 40.91.189.18.in-addr.arpa.: domain name does not exist
[0] 41.91.189.18.in-addr.arpa.: domain name does not exist
[60] 42.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-42.dyn.MIT.EDU
[60] 43.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-43.dyn.MIT.EDU
[60] 44.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-44.dyn.MIT.EDU
[60] 45.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-45.dyn.MIT.EDU
[0] 46.91.189.18.in-addr.arpa.: domain name does not exist
[60] 47.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-47.dyn.MIT.EDU
[60] 48.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-48.dyn.MIT.EDU
[0] 49.91.189.18.in-addr.arpa.: domain name does not exist
[0] 50.91.189.18.in-addr.arpa.: domain name does not exist
[0] 51.91.189.18.in-addr.arpa.: domain name does not exist
[60] 52.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-52.dyn.MIT.EDU
[60] 53.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-53.dyn.MIT.EDU
[60] 54.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-54.dyn.MIT.EDU
[0] 55.91.189.18.in-addr.arpa.: domain name does not exist
[60] 56.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-56.dyn.MIT.EDU
[0] 57.91.189.18.in-addr.arpa.: domain name does not exist
[60] 58.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-58.dyn.MIT.EDU
[0] 59.91.189.18.in-addr.arpa.: domain name does not exist
[60] 60.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-60.dyn.MIT.EDU
[60] 61.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-61.dyn.MIT.EDU
[60] 62.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-62.dyn.MIT.EDU
[0] 63.91.189.18.in-addr.arpa.: domain name does not exist
[60] 64.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-64.dyn.MIT.EDU
[0] 65.91.189.18.in-addr.arpa.: domain name does not exist
[60] 66.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-66.dyn.MIT.EDU
[60] 67.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-67.dyn.MIT.EDU
[0] 68.91.189.18.in-addr.arpa.: domain name does not exist
[0] 69.91.189.18.in-addr.arpa.: domain name does not exist
[60] 70.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-70.dyn.MIT.EDU
[60] 71.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-71.dyn.MIT.EDU
[0] 72.91.189.18.in-addr.arpa.: domain name does not exist
[0] 73.91.189.18.in-addr.arpa.: domain name does not exist
[0] 74.91.189.18.in-addr.arpa.: domain name does not exist
[0] 75.91.189.18.in-addr.arpa.: domain name does not exist
[0] 76.91.189.18.in-addr.arpa.: domain name does not exist
[60] 77.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-77.dyn.MIT.EDU
[0] 78.91.189.18.in-addr.arpa.: domain name does not exist
[0] 79.91.189.18.in-addr.arpa.: domain name does not exist
[0] 80.91.189.18.in-addr.arpa.: domain name does not exist
[0] 81.91.189.18.in-addr.arpa.: domain name does not exist
[60] 82.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-82.dyn.MIT.EDU
[0] 83.91.189.18.in-addr.arpa.: domain name does not exist
[60] 84.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-84.dyn.MIT.EDU
[0] 85.91.189.18.in-addr.arpa.: domain name does not exist
[0] 86.91.189.18.in-addr.arpa.: domain name does not exist
[0] 87.91.189.18.in-addr.arpa.: domain name does not exist
[0] 88.91.189.18.in-addr.arpa.: domain name does not exist
[0] 89.91.189.18.in-addr.arpa.: domain name does not exist
[60] 90.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-90.dyn.MIT.EDU
[0] 91.91.189.18.in-addr.arpa.: domain name does not exist
[0] 92.91.189.18.in-addr.arpa.: domain name does not exist
[60] 93.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-93.dyn.MIT.EDU
[60] 94.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-94.dyn.MIT.EDU
[0] 95.91.189.18.in-addr.arpa.: domain name does not exist
[60] 96.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-96.dyn.MIT.EDU
[60] 97.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-97.dyn.MIT.EDU
[60] 98.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-98.dyn.MIT.EDU
[0] 99.91.189.18.in-addr.arpa.: domain name does not exist
[60] 100.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-100.dyn.MIT.EDU
[60] 101.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-101.dyn.MIT.EDU
[0] 102.91.189.18.in-addr.arpa.: domain name does not exist
[60] 103.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-103.dyn.MIT.EDU
[60] 104.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-104.dyn.MIT.EDU
[60] 105.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-105.dyn.MIT.EDU
[0] 106.91.189.18.in-addr.arpa.: domain name does not exist
[0] 107.91.189.18.in-addr.arpa.: domain name does not exist
[0] 108.91.189.18.in-addr.arpa.: domain name does not exist
[0] 109.91.189.18.in-addr.arpa.: domain name does not exist
[0] 110.91.189.18.in-addr.arpa.: domain name does not exist
[0] 111.91.189.18.in-addr.arpa.: domain name does not exist
[60] 112.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-112.dyn.MIT.EDU
[60] 113.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-113.dyn.MIT.EDU
[0] 114.91.189.18.in-addr.arpa.: domain name does not exist
[0] 115.91.189.18.in-addr.arpa.: domain name does not exist
[0] 116.91.189.18.in-addr.arpa.: domain name does not exist
[60] 117.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-117.dyn.MIT.EDU
[60] 118.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-118.dyn.MIT.EDU
[0] 119.91.189.18.in-addr.arpa.: domain name does not exist
[60] 120.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-120.dyn.MIT.EDU
[60] 121.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-121.dyn.MIT.EDU
[0] 122.91.189.18.in-addr.arpa.: domain name does not exist
[60] 123.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-123.dyn.MIT.EDU
[0] 124.91.189.18.in-addr.arpa.: domain name does not exist
[0] 125.91.189.18.in-addr.arpa.: domain name does not exist
[60] 126.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-126.dyn.MIT.EDU
[0] 127.91.189.18.in-addr.arpa.: domain name does not exist
[0] 128.91.189.18.in-addr.arpa.: domain name does not exist
[60] 129.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-129.dyn.MIT.EDU
[0] 130.91.189.18.in-addr.arpa.: domain name does not exist
[0] 131.91.189.18.in-addr.arpa.: domain name does not exist
[0] 132.91.189.18.in-addr.arpa.: domain name does not exist
[60] 133.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-133.dyn.MIT.EDU
[60] 134.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-134.dyn.MIT.EDU
[0] 135.91.189.18.in-addr.arpa.: domain name does not exist
[0] 136.91.189.18.in-addr.arpa.: domain name does not exist
[60] 137.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-137.dyn.MIT.EDU
[0] 138.91.189.18.in-addr.arpa.: domain name does not exist
[0] 139.91.189.18.in-addr.arpa.: domain name does not exist
[60] 140.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-140.dyn.MIT.EDU
[0] 141.91.189.18.in-addr.arpa.: domain name does not exist
[60] 142.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-142.dyn.MIT.EDU
[0] 143.91.189.18.in-addr.arpa.: domain name does not exist
[60] 144.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-144.dyn.MIT.EDU
[60] 145.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-145.dyn.MIT.EDU
[60] 146.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-146.dyn.MIT.EDU
[0] 147.91.189.18.in-addr.arpa.: domain name does not exist
[0] 148.91.189.18.in-addr.arpa.: domain name does not exist
[0] 149.91.189.18.in-addr.arpa.: domain name does not exist
[60] 150.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-150.dyn.MIT.EDU
[60] 151.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-151.dyn.MIT.EDU
[0] 152.91.189.18.in-addr.arpa.: domain name does not exist
[60] 153.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-153.dyn.MIT.EDU
[0] 154.91.189.18.in-addr.arpa.: domain name does not exist
[0] 155.91.189.18.in-addr.arpa.: domain name does not exist
[0] 156.91.189.18.in-addr.arpa.: domain name does not exist
[60] 157.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-157.dyn.MIT.EDU
[60] 158.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-158.dyn.MIT.EDU
[0] 159.91.189.18.in-addr.arpa.: domain name does not exist
[60] 160.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-160.dyn.MIT.EDU
[60] 161.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-161.dyn.MIT.EDU
[0] 162.91.189.18.in-addr.arpa.: domain name does not exist
[60] 163.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-163.dyn.MIT.EDU
[60] 164.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-164.dyn.MIT.EDU
[0] 165.91.189.18.in-addr.arpa.: domain name does not exist
[60] 166.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-166.dyn.MIT.EDU
[0] 167.91.189.18.in-addr.arpa.: domain name does not exist
[60] 168.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-168.dyn.MIT.EDU
[0] 169.91.189.18.in-addr.arpa.: domain name does not exist
[0] 170.91.189.18.in-addr.arpa.: domain name does not exist
[0] 171.91.189.18.in-addr.arpa.: domain name does not exist
[0] 172.91.189.18.in-addr.arpa.: domain name does not exist
[60] 173.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-173.dyn.MIT.EDU
[60] 174.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-174.dyn.MIT.EDU
[0] 175.91.189.18.in-addr.arpa.: domain name does not exist
[60] 176.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-176.dyn.MIT.EDU
[60] 177.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-177.dyn.MIT.EDU
[0] 178.91.189.18.in-addr.arpa.: domain name does not exist
[0] 179.91.189.18.in-addr.arpa.: domain name does not exist
[0] 180.91.189.18.in-addr.arpa.: domain name does not exist
[60] 181.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-181.dyn.MIT.EDU
[60] 182.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-182.dyn.MIT.EDU
[0] 183.91.189.18.in-addr.arpa.: domain name does not exist
[0] 184.91.189.18.in-addr.arpa.: domain name does not exist
[0] 185.91.189.18.in-addr.arpa.: domain name does not exist
[0] 186.91.189.18.in-addr.arpa.: domain name does not exist
[60] 187.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-187.dyn.MIT.EDU
[0] 188.91.189.18.in-addr.arpa.: domain name does not exist
[60] 189.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-189.dyn.MIT.EDU
[60] 190.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-190.dyn.MIT.EDU
[0] 191.91.189.18.in-addr.arpa.: domain name does not exist
[60] 192.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-192.dyn.MIT.EDU
[0] 193.91.189.18.in-addr.arpa.: domain name does not exist
[0] 194.91.189.18.in-addr.arpa.: domain name does not exist
[60] 195.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-195.dyn.MIT.EDU
[0] 196.91.189.18.in-addr.arpa.: domain name does not exist
[0] 197.91.189.18.in-addr.arpa.: domain name does not exist
[0] 198.91.189.18.in-addr.arpa.: domain name does not exist
[0] 199.91.189.18.in-addr.arpa.: domain name does not exist
[0] 200.91.189.18.in-addr.arpa.: domain name does not exist
[0] 201.91.189.18.in-addr.arpa.: domain name does not exist
[60] 202.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-202.dyn.MIT.EDU
[60] 203.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-203.dyn.MIT.EDU
[0] 204.91.189.18.in-addr.arpa.: domain name does not exist
[60] 205.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-205.dyn.MIT.EDU
[60] 206.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-206.dyn.MIT.EDU
[60] 207.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-207.dyn.MIT.EDU
[60] 208.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-208.dyn.MIT.EDU
[60] 209.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-209.dyn.MIT.EDU
[60] 210.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-210.dyn.MIT.EDU
[0] 211.91.189.18.in-addr.arpa.: domain name does not exist
[0] 212.91.189.18.in-addr.arpa.: domain name does not exist
[0] 213.91.189.18.in-addr.arpa.: domain name does not exist
[60] 214.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-214.dyn.MIT.EDU
[0] 215.91.189.18.in-addr.arpa.: domain name does not exist
[0] 216.91.189.18.in-addr.arpa.: domain name does not exist
[0] 217.91.189.18.in-addr.arpa.: domain name does not exist
[0] 218.91.189.18.in-addr.arpa.: domain name does not exist
[0] 219.91.189.18.in-addr.arpa.: domain name does not exist
[0] 220.91.189.18.in-addr.arpa.: domain name does not exist
[0] 221.91.189.18.in-addr.arpa.: domain name does not exist
[60] 222.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-222.dyn.MIT.EDU
[60] 223.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-223.dyn.MIT.EDU
[0] 224.91.189.18.in-addr.arpa.: domain name does not exist
[60] 225.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-225.dyn.MIT.EDU
[60] 226.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-226.dyn.MIT.EDU
[60] 227.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-227.dyn.MIT.EDU
[0] 228.91.189.18.in-addr.arpa.: domain name does not exist
[0] 229.91.189.18.in-addr.arpa.: domain name does not exist
[60] 230.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-230.dyn.MIT.EDU
[0] 231.91.189.18.in-addr.arpa.: domain name does not exist
[0] 232.91.189.18.in-addr.arpa.: domain name does not exist
[0] 233.91.189.18.in-addr.arpa.: domain name does not exist
[0] 234.91.189.18.in-addr.arpa.: domain name does not exist
[0] 235.91.189.18.in-addr.arpa.: domain name does not exist
[0] 236.91.189.18.in-addr.arpa.: domain name does not exist
[0] 237.91.189.18.in-addr.arpa.: domain name does not exist
[0] 238.91.189.18.in-addr.arpa.: domain name does not exist
[60] 239.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-239.dyn.MIT.EDU
[60] 240.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-240.dyn.MIT.EDU
[0] 241.91.189.18.in-addr.arpa.: domain name does not exist
[0] 242.91.189.18.in-addr.arpa.: domain name does not exist
[0] 243.91.189.18.in-addr.arpa.: domain name does not exist
[0] 244.91.189.18.in-addr.arpa.: domain name does not exist
[60] 245.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-245.dyn.MIT.EDU
[0] 246.91.189.18.in-addr.arpa.: domain name does not exist
[0] 247.91.189.18.in-addr.arpa.: domain name does not exist
[60] 248.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-248.dyn.MIT.EDU
[60] 249.91.189.18.in-addr.arpa. domain name pointer dhcp-18-189-91-249.dyn.MIT.EDU
[0] 250.91.189.18.in-addr.arpa.: domain name does not exist
[0] 251.91.189.18.in-addr.arpa.: domain name does not exist
[0] 252.91.189.18.in-addr.arpa.: domain name does not exist
[0] 253.91.189.18.in-addr.arpa.: domain name does not exist
[0] 254.91.189.18.in-addr.arpa.: domain name does not exist
[0] 255.91.189.18.in-addr.arpa.: domain name does not exist