[0] 0.102.189.18.in-addr.arpa.: domain name does not exist
[0] 1.102.189.18.in-addr.arpa.: domain name does not exist
[0] 2.102.189.18.in-addr.arpa.: domain name does not exist
[0] 3.102.189.18.in-addr.arpa.: domain name does not exist
[0] 4.102.189.18.in-addr.arpa.: domain name does not exist
[0] 5.102.189.18.in-addr.arpa.: domain name does not exist
[60] 6.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-6.dyn.MIT.EDU
[0] 7.102.189.18.in-addr.arpa.: domain name does not exist
[60] 8.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-8.dyn.MIT.EDU
[0] 9.102.189.18.in-addr.arpa.: domain name does not exist
[60] 10.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-10.dyn.MIT.EDU
[60] 11.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-11.dyn.MIT.EDU
[0] 12.102.189.18.in-addr.arpa.: domain name does not exist
[0] 13.102.189.18.in-addr.arpa.: domain name does not exist
[60] 14.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-14.dyn.MIT.EDU
[0] 15.102.189.18.in-addr.arpa.: domain name does not exist
[0] 16.102.189.18.in-addr.arpa.: domain name does not exist
[60] 17.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-17.dyn.MIT.EDU
[0] 18.102.189.18.in-addr.arpa.: domain name does not exist
[60] 19.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-19.dyn.MIT.EDU
[60] 20.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-20.dyn.MIT.EDU
[60] 21.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-21.dyn.MIT.EDU
[0] 22.102.189.18.in-addr.arpa.: domain name does not exist
[0] 23.102.189.18.in-addr.arpa.: domain name does not exist
[60] 24.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-24.dyn.MIT.EDU
[0] 25.102.189.18.in-addr.arpa.: domain name does not exist
[0] 26.102.189.18.in-addr.arpa.: domain name does not exist
[60] 27.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-27.dyn.MIT.EDU
[60] 28.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-28.dyn.MIT.EDU
[60] 29.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-29.dyn.MIT.EDU
[0] 30.102.189.18.in-addr.arpa.: domain name does not exist
[0] 31.102.189.18.in-addr.arpa.: domain name does not exist
[60] 32.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-32.dyn.MIT.EDU
[0] 33.102.189.18.in-addr.arpa.: domain name does not exist
[60] 34.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-34.dyn.MIT.EDU
[60] 35.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-35.dyn.MIT.EDU
[60] 36.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-36.dyn.MIT.EDU
[0] 37.102.189.18.in-addr.arpa.: domain name does not exist
[60] 38.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-38.dyn.MIT.EDU
[60] 39.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-39.dyn.MIT.EDU
[60] 40.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-40.dyn.MIT.EDU
[60] 41.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-41.dyn.MIT.EDU
[0] 42.102.189.18.in-addr.arpa.: domain name does not exist
[60] 43.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-43.dyn.MIT.EDU
[0] 44.102.189.18.in-addr.arpa.: domain name does not exist
[0] 45.102.189.18.in-addr.arpa.: domain name does not exist
[0] 46.102.189.18.in-addr.arpa.: domain name does not exist
[0] 47.102.189.18.in-addr.arpa.: domain name does not exist
[60] 48.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-48.dyn.MIT.EDU
[0] 49.102.189.18.in-addr.arpa.: domain name does not exist
[60] 50.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-50.dyn.MIT.EDU
[60] 51.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-51.dyn.MIT.EDU
[0] 52.102.189.18.in-addr.arpa.: domain name does not exist
[60] 53.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-53.dyn.MIT.EDU
[0] 54.102.189.18.in-addr.arpa.: domain name does not exist
[0] 55.102.189.18.in-addr.arpa.: domain name does not exist
[0] 56.102.189.18.in-addr.arpa.: domain name does not exist
[60] 57.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-57.dyn.MIT.EDU
[0] 58.102.189.18.in-addr.arpa.: domain name does not exist
[60] 59.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-59.dyn.MIT.EDU
[60] 60.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-60.dyn.MIT.EDU
[0] 61.102.189.18.in-addr.arpa.: domain name does not exist
[0] 62.102.189.18.in-addr.arpa.: domain name does not exist
[60] 63.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-63.dyn.MIT.EDU
[60] 64.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-64.dyn.MIT.EDU
[60] 65.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-65.dyn.MIT.EDU
[0] 66.102.189.18.in-addr.arpa.: domain name does not exist
[60] 67.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-67.dyn.MIT.EDU
[60] 68.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-68.dyn.MIT.EDU
[60] 69.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-69.dyn.MIT.EDU
[60] 70.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-70.dyn.MIT.EDU
[0] 71.102.189.18.in-addr.arpa.: domain name does not exist
[0] 72.102.189.18.in-addr.arpa.: domain name does not exist
[0] 73.102.189.18.in-addr.arpa.: domain name does not exist
[60] 74.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-74.dyn.MIT.EDU
[0] 75.102.189.18.in-addr.arpa.: domain name does not exist
[0] 76.102.189.18.in-addr.arpa.: domain name does not exist
[0] 77.102.189.18.in-addr.arpa.: domain name does not exist
[60] 78.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-78.dyn.MIT.EDU
[0] 79.102.189.18.in-addr.arpa.: domain name does not exist
[0] 80.102.189.18.in-addr.arpa.: domain name does not exist
[60] 81.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-81.dyn.MIT.EDU
[0] 82.102.189.18.in-addr.arpa.: domain name does not exist
[0] 83.102.189.18.in-addr.arpa.: domain name does not exist
[0] 84.102.189.18.in-addr.arpa.: domain name does not exist
[0] 85.102.189.18.in-addr.arpa.: domain name does not exist
[60] 86.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-86.dyn.MIT.EDU
[60] 87.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-87.dyn.MIT.EDU
[0] 88.102.189.18.in-addr.arpa.: domain name does not exist
[60] 89.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-89.dyn.MIT.EDU
[60] 90.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-90.dyn.MIT.EDU
[60] 91.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-91.dyn.MIT.EDU
[60] 92.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-92.dyn.MIT.EDU
[60] 93.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-93.dyn.MIT.EDU
[0] 94.102.189.18.in-addr.arpa.: domain name does not exist
[60] 95.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-95.dyn.MIT.EDU
[60] 96.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-96.dyn.MIT.EDU
[60] 97.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-97.dyn.MIT.EDU
[0] 98.102.189.18.in-addr.arpa.: domain name does not exist
[0] 99.102.189.18.in-addr.arpa.: domain name does not exist
[60] 100.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-100.dyn.MIT.EDU
[60] 101.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-101.dyn.MIT.EDU
[60] 102.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-102.dyn.MIT.EDU
[60] 103.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-103.dyn.MIT.EDU
[60] 104.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-104.dyn.MIT.EDU
[60] 105.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-105.dyn.MIT.EDU
[0] 106.102.189.18.in-addr.arpa.: domain name does not exist
[60] 107.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-107.dyn.MIT.EDU
[60] 108.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-108.dyn.MIT.EDU
[60] 109.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-109.dyn.MIT.EDU
[60] 110.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-110.dyn.MIT.EDU
[60] 111.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-111.dyn.MIT.EDU
[60] 112.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-112.dyn.MIT.EDU
[60] 113.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-113.dyn.MIT.EDU
[60] 114.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-114.dyn.MIT.EDU
[0] 115.102.189.18.in-addr.arpa.: domain name does not exist
[0] 116.102.189.18.in-addr.arpa.: domain name does not exist
[60] 117.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-117.dyn.MIT.EDU
[60] 118.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-118.dyn.MIT.EDU
[0] 119.102.189.18.in-addr.arpa.: domain name does not exist
[60] 120.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-120.dyn.MIT.EDU
[60] 121.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-121.dyn.MIT.EDU
[60] 122.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-122.dyn.MIT.EDU
[60] 123.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-123.dyn.MIT.EDU
[0] 124.102.189.18.in-addr.arpa.: domain name does not exist
[0] 125.102.189.18.in-addr.arpa.: domain name does not exist
[0] 126.102.189.18.in-addr.arpa.: domain name does not exist
[60] 127.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-127.dyn.MIT.EDU
[0] 128.102.189.18.in-addr.arpa.: domain name does not exist
[60] 129.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-129.dyn.MIT.EDU
[60] 130.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-130.dyn.MIT.EDU
[60] 131.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-131.dyn.MIT.EDU
[0] 132.102.189.18.in-addr.arpa.: domain name does not exist
[60] 133.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-133.dyn.MIT.EDU
[60] 134.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-134.dyn.MIT.EDU
[60] 135.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-135.dyn.MIT.EDU
[60] 136.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-136.dyn.MIT.EDU
[60] 137.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-137.dyn.MIT.EDU
[60] 138.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-138.dyn.MIT.EDU
[60] 139.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-139.dyn.MIT.EDU
[0] 140.102.189.18.in-addr.arpa.: domain name does not exist
[60] 141.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-141.dyn.MIT.EDU
[60] 142.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-142.dyn.MIT.EDU
[60] 143.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-143.dyn.MIT.EDU
[60] 144.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-144.dyn.MIT.EDU
[60] 145.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-145.dyn.MIT.EDU
[60] 146.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-146.dyn.MIT.EDU
[0] 147.102.189.18.in-addr.arpa.: domain name does not exist
[60] 148.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-148.dyn.MIT.EDU
[0] 149.102.189.18.in-addr.arpa.: domain name does not exist
[0] 150.102.189.18.in-addr.arpa.: domain name does not exist
[0] 151.102.189.18.in-addr.arpa.: domain name does not exist
[60] 152.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-152.dyn.MIT.EDU
[0] 153.102.189.18.in-addr.arpa.: domain name does not exist
[60] 154.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-154.dyn.MIT.EDU
[60] 155.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-155.dyn.MIT.EDU
[0] 156.102.189.18.in-addr.arpa.: domain name does not exist
[60] 157.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-157.dyn.MIT.EDU
[60] 158.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-158.dyn.MIT.EDU
[0] 159.102.189.18.in-addr.arpa.: domain name does not exist
[0] 160.102.189.18.in-addr.arpa.: domain name does not exist
[0] 161.102.189.18.in-addr.arpa.: domain name does not exist
[60] 162.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-162.dyn.MIT.EDU
[0] 163.102.189.18.in-addr.arpa.: domain name does not exist
[60] 164.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-164.dyn.MIT.EDU
[0] 165.102.189.18.in-addr.arpa.: domain name does not exist
[60] 166.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-166.dyn.MIT.EDU
[0] 167.102.189.18.in-addr.arpa.: domain name does not exist
[60] 168.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-168.dyn.MIT.EDU
[60] 169.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-169.dyn.MIT.EDU
[60] 170.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-170.dyn.MIT.EDU
[60] 171.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-171.dyn.MIT.EDU
[60] 172.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-172.dyn.MIT.EDU
[60] 173.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-173.dyn.MIT.EDU
[60] 174.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-174.dyn.MIT.EDU
[0] 175.102.189.18.in-addr.arpa.: domain name does not exist
[60] 176.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-176.dyn.MIT.EDU
[0] 177.102.189.18.in-addr.arpa.: domain name does not exist
[60] 178.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-178.dyn.MIT.EDU
[60] 179.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-179.dyn.MIT.EDU
[0] 180.102.189.18.in-addr.arpa.: domain name does not exist
[60] 181.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-181.dyn.MIT.EDU
[60] 182.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-182.dyn.MIT.EDU
[60] 183.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-183.dyn.MIT.EDU
[60] 184.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-184.dyn.MIT.EDU
[60] 185.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-185.dyn.MIT.EDU
[60] 186.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-186.dyn.MIT.EDU
[0] 187.102.189.18.in-addr.arpa.: domain name does not exist
[60] 188.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-188.dyn.MIT.EDU
[60] 189.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-189.dyn.MIT.EDU
[60] 190.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-190.dyn.MIT.EDU
[0] 191.102.189.18.in-addr.arpa.: domain name does not exist
[0] 192.102.189.18.in-addr.arpa.: domain name does not exist
[60] 193.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-193.dyn.MIT.EDU
[60] 194.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-194.dyn.MIT.EDU
[60] 195.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-195.dyn.MIT.EDU
[0] 196.102.189.18.in-addr.arpa.: domain name does not exist
[60] 197.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-197.dyn.MIT.EDU
[0] 198.102.189.18.in-addr.arpa.: domain name does not exist
[60] 199.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-199.dyn.MIT.EDU
[0] 200.102.189.18.in-addr.arpa.: domain name does not exist
[0] 201.102.189.18.in-addr.arpa.: domain name does not exist
[60] 202.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-202.dyn.MIT.EDU
[60] 203.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-203.dyn.MIT.EDU
[0] 204.102.189.18.in-addr.arpa.: domain name does not exist
[0] 205.102.189.18.in-addr.arpa.: domain name does not exist
[60] 206.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-206.dyn.MIT.EDU
[60] 207.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-207.dyn.MIT.EDU
[60] 208.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-208.dyn.MIT.EDU
[60] 209.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-209.dyn.MIT.EDU
[0] 210.102.189.18.in-addr.arpa.: domain name does not exist
[60] 211.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-211.dyn.MIT.EDU
[0] 212.102.189.18.in-addr.arpa.: domain name does not exist
[0] 213.102.189.18.in-addr.arpa.: domain name does not exist
[60] 214.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-214.dyn.MIT.EDU
[60] 215.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-215.dyn.MIT.EDU
[0] 216.102.189.18.in-addr.arpa.: domain name does not exist
[60] 217.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-217.dyn.MIT.EDU
[0] 218.102.189.18.in-addr.arpa.: domain name does not exist
[0] 219.102.189.18.in-addr.arpa.: domain name does not exist
[0] 220.102.189.18.in-addr.arpa.: domain name does not exist
[60] 221.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-221.dyn.MIT.EDU
[60] 222.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-222.dyn.MIT.EDU
[60] 223.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-223.dyn.MIT.EDU
[60] 224.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-224.dyn.MIT.EDU
[0] 225.102.189.18.in-addr.arpa.: domain name does not exist
[60] 226.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-226.dyn.MIT.EDU
[0] 227.102.189.18.in-addr.arpa.: domain name does not exist
[60] 228.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-228.dyn.MIT.EDU
[0] 229.102.189.18.in-addr.arpa.: domain name does not exist
[60] 230.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-230.dyn.MIT.EDU
[60] 231.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-231.dyn.MIT.EDU
[0] 232.102.189.18.in-addr.arpa.: domain name does not exist
[0] 233.102.189.18.in-addr.arpa.: domain name does not exist
[60] 234.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-234.dyn.MIT.EDU
[60] 235.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-235.dyn.MIT.EDU
[60] 236.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-236.dyn.MIT.EDU
[60] 237.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-237.dyn.MIT.EDU
[0] 238.102.189.18.in-addr.arpa.: domain name does not exist
[0] 239.102.189.18.in-addr.arpa.: domain name does not exist
[0] 240.102.189.18.in-addr.arpa.: domain name does not exist
[60] 241.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-241.dyn.MIT.EDU
[60] 242.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-242.dyn.MIT.EDU
[0] 243.102.189.18.in-addr.arpa.: domain name does not exist
[0] 244.102.189.18.in-addr.arpa.: domain name does not exist
[60] 245.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-245.dyn.MIT.EDU
[60] 246.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-246.dyn.MIT.EDU
[0] 247.102.189.18.in-addr.arpa.: domain name does not exist
[0] 248.102.189.18.in-addr.arpa.: domain name does not exist
[60] 249.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-249.dyn.MIT.EDU
[60] 250.102.189.18.in-addr.arpa. domain name pointer dhcp-18-189-102-250.dyn.MIT.EDU
[0] 251.102.189.18.in-addr.arpa.: domain name does not exist
[0] 252.102.189.18.in-addr.arpa.: domain name does not exist
[0] 253.102.189.18.in-addr.arpa.: domain name does not exist
[0] 254.102.189.18.in-addr.arpa.: domain name does not exist
[0] 255.102.189.18.in-addr.arpa.: domain name does not exist