[0] 0.59.189.18.in-addr.arpa.: domain name does not exist
[0] 1.59.189.18.in-addr.arpa.: domain name does not exist
[0] 2.59.189.18.in-addr.arpa.: domain name does not exist
[0] 3.59.189.18.in-addr.arpa.: domain name does not exist
[0] 4.59.189.18.in-addr.arpa.: domain name does not exist
[60] 5.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-5.dyn.mit.edu
[0] 6.59.189.18.in-addr.arpa.: domain name does not exist
[60] 7.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-7.dyn.mit.edu
[60] 8.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-8.dyn.mit.edu
[0] 9.59.189.18.in-addr.arpa.: domain name does not exist
[60] 10.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-10.dyn.mit.edu
[0] 11.59.189.18.in-addr.arpa.: domain name does not exist
[0] 12.59.189.18.in-addr.arpa.: domain name does not exist
[60] 13.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-13.dyn.mit.edu
[60] 14.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-14.dyn.mit.edu
[0] 15.59.189.18.in-addr.arpa.: domain name does not exist
[0] 16.59.189.18.in-addr.arpa.: domain name does not exist
[60] 17.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-17.dyn.mit.edu
[60] 18.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-18.dyn.mit.edu
[0] 19.59.189.18.in-addr.arpa.: domain name does not exist
[60] 20.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-20.dyn.mit.edu
[0] 21.59.189.18.in-addr.arpa.: domain name does not exist
[0] 22.59.189.18.in-addr.arpa.: domain name does not exist
[0] 23.59.189.18.in-addr.arpa.: domain name does not exist
[60] 24.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-24.dyn.mit.edu
[0] 25.59.189.18.in-addr.arpa.: domain name does not exist
[60] 26.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-26.dyn.mit.edu
[0] 27.59.189.18.in-addr.arpa.: domain name does not exist
[0] 28.59.189.18.in-addr.arpa.: domain name does not exist
[60] 29.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-29.dyn.mit.edu
[60] 30.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-30.dyn.mit.edu
[60] 31.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-31.dyn.mit.edu
[0] 32.59.189.18.in-addr.arpa.: domain name does not exist
[60] 33.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-33.dyn.mit.edu
[60] 34.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-34.dyn.mit.edu
[0] 35.59.189.18.in-addr.arpa.: domain name does not exist
[0] 36.59.189.18.in-addr.arpa.: domain name does not exist
[0] 37.59.189.18.in-addr.arpa.: domain name does not exist
[0] 38.59.189.18.in-addr.arpa.: domain name does not exist
[60] 39.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-39.dyn.mit.edu
[60] 40.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-40.dyn.mit.edu
[60] 41.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-41.dyn.mit.edu
[0] 42.59.189.18.in-addr.arpa.: domain name does not exist
[0] 43.59.189.18.in-addr.arpa.: domain name does not exist
[60] 44.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-44.dyn.mit.edu
[0] 45.59.189.18.in-addr.arpa.: domain name does not exist
[0] 46.59.189.18.in-addr.arpa.: domain name does not exist
[60] 47.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-47.dyn.mit.edu
[60] 48.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-48.dyn.mit.edu
[60] 49.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-49.dyn.mit.edu
[0] 50.59.189.18.in-addr.arpa.: domain name does not exist
[60] 51.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-51.dyn.mit.edu
[60] 52.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-52.dyn.mit.edu
[0] 53.59.189.18.in-addr.arpa.: domain name does not exist
[60] 54.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-54.dyn.mit.edu
[0] 55.59.189.18.in-addr.arpa.: domain name does not exist
[60] 56.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-56.dyn.mit.edu
[60] 57.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-57.dyn.mit.edu
[60] 58.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-58.dyn.mit.edu
[60] 59.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-59.dyn.mit.edu
[60] 60.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-60.dyn.mit.edu
[0] 61.59.189.18.in-addr.arpa.: domain name does not exist
[0] 62.59.189.18.in-addr.arpa.: domain name does not exist
[0] 63.59.189.18.in-addr.arpa.: domain name does not exist
[60] 64.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-64.dyn.mit.edu
[0] 65.59.189.18.in-addr.arpa.: domain name does not exist
[60] 66.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-66.dyn.mit.edu
[0] 67.59.189.18.in-addr.arpa.: domain name does not exist
[60] 68.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-68.dyn.mit.edu
[60] 69.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-69.dyn.mit.edu
[0] 70.59.189.18.in-addr.arpa.: domain name does not exist
[0] 71.59.189.18.in-addr.arpa.: domain name does not exist
[60] 72.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-72.dyn.mit.edu
[0] 73.59.189.18.in-addr.arpa.: domain name does not exist
[0] 74.59.189.18.in-addr.arpa.: domain name does not exist
[0] 75.59.189.18.in-addr.arpa.: domain name does not exist
[60] 76.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-76.dyn.mit.edu
[60] 77.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-77.dyn.mit.edu
[60] 78.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-78.dyn.mit.edu
[60] 79.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-79.dyn.mit.edu
[60] 80.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-80.dyn.mit.edu
[0] 81.59.189.18.in-addr.arpa.: domain name does not exist
[60] 82.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-82.dyn.mit.edu
[60] 83.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-83.dyn.mit.edu
[60] 84.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-84.dyn.mit.edu
[60] 85.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-85.dyn.mit.edu
[60] 86.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-86.dyn.mit.edu
[60] 87.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-87.dyn.mit.edu
[0] 88.59.189.18.in-addr.arpa.: domain name does not exist
[0] 89.59.189.18.in-addr.arpa.: domain name does not exist
[60] 90.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-90.dyn.mit.edu
[60] 91.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-91.dyn.mit.edu
[0] 92.59.189.18.in-addr.arpa.: domain name does not exist
[0] 93.59.189.18.in-addr.arpa.: domain name does not exist
[60] 94.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-94.dyn.mit.edu
[60] 95.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-95.dyn.mit.edu
[60] 96.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-96.dyn.mit.edu
[0] 97.59.189.18.in-addr.arpa.: domain name does not exist
[60] 98.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-98.dyn.mit.edu
[0] 99.59.189.18.in-addr.arpa.: domain name does not exist
[60] 100.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-100.dyn.mit.edu
[60] 101.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-101.dyn.mit.edu
[0] 102.59.189.18.in-addr.arpa.: domain name does not exist
[60] 103.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-103.dyn.mit.edu
[60] 104.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-104.dyn.mit.edu
[0] 105.59.189.18.in-addr.arpa.: domain name does not exist
[60] 106.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-106.dyn.mit.edu
[60] 107.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-107.dyn.mit.edu
[60] 108.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-108.dyn.mit.edu
[0] 109.59.189.18.in-addr.arpa.: domain name does not exist
[0] 110.59.189.18.in-addr.arpa.: domain name does not exist
[60] 111.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-111.dyn.mit.edu
[60] 112.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-112.dyn.mit.edu
[60] 113.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-113.dyn.mit.edu
[0] 114.59.189.18.in-addr.arpa.: domain name does not exist
[0] 115.59.189.18.in-addr.arpa.: domain name does not exist
[60] 116.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-116.dyn.mit.edu
[60] 117.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-117.dyn.mit.edu
[0] 118.59.189.18.in-addr.arpa.: domain name does not exist
[60] 119.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-119.dyn.mit.edu
[60] 120.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-120.dyn.mit.edu
[0] 121.59.189.18.in-addr.arpa.: domain name does not exist
[60] 122.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-122.dyn.mit.edu
[60] 123.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-123.dyn.mit.edu
[60] 124.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-124.dyn.mit.edu
[60] 125.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-125.dyn.mit.edu
[60] 126.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-126.dyn.mit.edu
[60] 127.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-127.dyn.mit.edu
[60] 128.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-128.dyn.mit.edu
[60] 129.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-129.dyn.mit.edu
[0] 130.59.189.18.in-addr.arpa.: domain name does not exist
[0] 131.59.189.18.in-addr.arpa.: domain name does not exist
[60] 132.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-132.dyn.mit.edu
[60] 133.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-133.dyn.mit.edu
[60] 134.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-134.dyn.mit.edu
[0] 135.59.189.18.in-addr.arpa.: domain name does not exist
[60] 136.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-136.dyn.mit.edu
[60] 137.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-137.dyn.mit.edu
[60] 138.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-138.dyn.mit.edu
[60] 139.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-139.dyn.mit.edu
[60] 140.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-140.dyn.mit.edu
[0] 141.59.189.18.in-addr.arpa.: domain name does not exist
[0] 142.59.189.18.in-addr.arpa.: domain name does not exist
[60] 143.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-143.dyn.mit.edu
[60] 144.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-144.dyn.mit.edu
[60] 145.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-145.dyn.mit.edu
[0] 146.59.189.18.in-addr.arpa.: domain name does not exist
[0] 147.59.189.18.in-addr.arpa.: domain name does not exist
[60] 148.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-148.dyn.mit.edu
[60] 149.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-149.dyn.mit.edu
[60] 150.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-150.dyn.mit.edu
[60] 151.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-151.dyn.mit.edu
[60] 152.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-152.dyn.mit.edu
[0] 153.59.189.18.in-addr.arpa.: domain name does not exist
[0] 154.59.189.18.in-addr.arpa.: domain name does not exist
[0] 155.59.189.18.in-addr.arpa.: domain name does not exist
[60] 156.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-156.dyn.mit.edu
[0] 157.59.189.18.in-addr.arpa.: domain name does not exist
[0] 158.59.189.18.in-addr.arpa.: domain name does not exist
[60] 159.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-159.dyn.mit.edu
[60] 160.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-160.dyn.mit.edu
[60] 161.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-161.dyn.mit.edu
[60] 162.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-162.dyn.mit.edu
[60] 163.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-163.dyn.mit.edu
[60] 164.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-164.dyn.mit.edu
[60] 165.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-165.dyn.mit.edu
[60] 166.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-166.dyn.mit.edu
[60] 167.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-167.dyn.mit.edu
[60] 168.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-168.dyn.mit.edu
[60] 169.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-169.dyn.mit.edu
[0] 170.59.189.18.in-addr.arpa.: domain name does not exist
[60] 171.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-171.dyn.mit.edu
[0] 172.59.189.18.in-addr.arpa.: domain name does not exist
[0] 173.59.189.18.in-addr.arpa.: domain name does not exist
[0] 174.59.189.18.in-addr.arpa.: domain name does not exist
[60] 175.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-175.dyn.mit.edu
[0] 176.59.189.18.in-addr.arpa.: domain name does not exist
[60] 177.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-177.dyn.mit.edu
[60] 178.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-178.dyn.mit.edu
[60] 179.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-179.dyn.mit.edu
[0] 180.59.189.18.in-addr.arpa.: domain name does not exist
[60] 181.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-181.dyn.mit.edu
[0] 182.59.189.18.in-addr.arpa.: domain name does not exist
[60] 183.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-183.dyn.mit.edu
[0] 184.59.189.18.in-addr.arpa.: domain name does not exist
[0] 185.59.189.18.in-addr.arpa.: domain name does not exist
[60] 186.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-186.dyn.mit.edu
[60] 187.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-187.dyn.mit.edu
[0] 188.59.189.18.in-addr.arpa.: domain name does not exist
[0] 189.59.189.18.in-addr.arpa.: domain name does not exist
[60] 190.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-190.dyn.mit.edu
[60] 191.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-191.dyn.mit.edu
[60] 192.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-192.dyn.mit.edu
[60] 193.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-193.dyn.mit.edu
[0] 194.59.189.18.in-addr.arpa.: domain name does not exist
[60] 195.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-195.dyn.mit.edu
[0] 196.59.189.18.in-addr.arpa.: domain name does not exist
[60] 197.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-197.dyn.mit.edu
[0] 198.59.189.18.in-addr.arpa.: domain name does not exist
[0] 199.59.189.18.in-addr.arpa.: domain name does not exist
[60] 200.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-200.dyn.mit.edu
[60] 201.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-201.dyn.mit.edu
[60] 202.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-202.dyn.mit.edu
[60] 203.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-203.dyn.mit.edu
[60] 204.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-204.dyn.mit.edu
[60] 205.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-205.dyn.mit.edu
[0] 206.59.189.18.in-addr.arpa.: domain name does not exist
[0] 207.59.189.18.in-addr.arpa.: domain name does not exist
[60] 208.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-208.dyn.mit.edu
[60] 209.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-209.dyn.mit.edu
[60] 210.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-210.dyn.mit.edu
[60] 211.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-211.dyn.mit.edu
[60] 212.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-212.dyn.mit.edu
[0] 213.59.189.18.in-addr.arpa.: domain name does not exist
[60] 214.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-214.dyn.mit.edu
[0] 215.59.189.18.in-addr.arpa.: domain name does not exist
[60] 216.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-216.dyn.mit.edu
[0] 217.59.189.18.in-addr.arpa.: domain name does not exist
[0] 218.59.189.18.in-addr.arpa.: domain name does not exist
[60] 219.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-219.dyn.mit.edu
[60] 220.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-220.dyn.mit.edu
[60] 221.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-221.dyn.mit.edu
[0] 222.59.189.18.in-addr.arpa.: domain name does not exist
[60] 223.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-223.dyn.mit.edu
[0] 224.59.189.18.in-addr.arpa.: domain name does not exist
[0] 225.59.189.18.in-addr.arpa.: domain name does not exist
[60] 226.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-226.dyn.mit.edu
[0] 227.59.189.18.in-addr.arpa.: domain name does not exist
[60] 228.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-228.dyn.mit.edu
[0] 229.59.189.18.in-addr.arpa.: domain name does not exist
[60] 230.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-230.dyn.mit.edu
[60] 231.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-231.dyn.mit.edu
[60] 232.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-232.dyn.mit.edu
[60] 233.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-233.dyn.mit.edu
[60] 234.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-234.dyn.mit.edu
[0] 235.59.189.18.in-addr.arpa.: domain name does not exist
[60] 236.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-236.dyn.mit.edu
[60] 237.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-237.dyn.mit.edu
[60] 238.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-238.dyn.mit.edu
[0] 239.59.189.18.in-addr.arpa.: domain name does not exist
[60] 240.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-240.dyn.mit.edu
[60] 241.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-241.dyn.mit.edu
[0] 242.59.189.18.in-addr.arpa.: domain name does not exist
[60] 243.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-243.dyn.mit.edu
[0] 244.59.189.18.in-addr.arpa.: domain name does not exist
[60] 245.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-245.dyn.mit.edu
[60] 246.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-246.dyn.mit.edu
[60] 247.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-247.dyn.mit.edu
[60] 248.59.189.18.in-addr.arpa. domain name pointer dhcp-18-189-59-248.dyn.mit.edu
[0] 249.59.189.18.in-addr.arpa.: domain name does not exist
[0] 250.59.189.18.in-addr.arpa.: domain name does not exist
[0] 251.59.189.18.in-addr.arpa.: domain name does not exist
[0] 252.59.189.18.in-addr.arpa.: domain name does not exist
[0] 253.59.189.18.in-addr.arpa.: domain name does not exist
[0] 254.59.189.18.in-addr.arpa.: domain name does not exist
[0] 255.59.189.18.in-addr.arpa.: domain name does not exist