[0] 0.19.189.18.in-addr.arpa.: domain name does not exist
[0] 1.19.189.18.in-addr.arpa.: domain name does not exist
[0] 2.19.189.18.in-addr.arpa.: domain name does not exist
[0] 3.19.189.18.in-addr.arpa.: domain name does not exist
[0] 4.19.189.18.in-addr.arpa.: domain name does not exist
[60] 5.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-5.dyn.MIT.EDU
[0] 6.19.189.18.in-addr.arpa.: domain name does not exist
[0] 7.19.189.18.in-addr.arpa.: domain name does not exist
[60] 8.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-8.dyn.MIT.EDU
[0] 9.19.189.18.in-addr.arpa.: domain name does not exist
[60] 10.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-10.dyn.MIT.EDU
[60] 11.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-11.dyn.MIT.EDU
[60] 12.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-12.dyn.MIT.EDU
[60] 13.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-13.dyn.MIT.EDU
[60] 14.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-14.dyn.MIT.EDU
[0] 15.19.189.18.in-addr.arpa.: domain name does not exist
[60] 16.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-16.dyn.MIT.EDU
[60] 17.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-17.dyn.MIT.EDU
[60] 18.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-18.dyn.MIT.EDU
[0] 19.19.189.18.in-addr.arpa.: domain name does not exist
[60] 20.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-20.dyn.MIT.EDU
[0] 21.19.189.18.in-addr.arpa.: domain name does not exist
[60] 22.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-22.dyn.MIT.EDU
[0] 23.19.189.18.in-addr.arpa.: domain name does not exist
[0] 24.19.189.18.in-addr.arpa.: domain name does not exist
[60] 25.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-25.dyn.MIT.EDU
[0] 26.19.189.18.in-addr.arpa.: domain name does not exist
[60] 27.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-27.dyn.MIT.EDU
[0] 28.19.189.18.in-addr.arpa.: domain name does not exist
[0] 29.19.189.18.in-addr.arpa.: domain name does not exist
[0] 30.19.189.18.in-addr.arpa.: domain name does not exist
[0] 31.19.189.18.in-addr.arpa.: domain name does not exist
[0] 32.19.189.18.in-addr.arpa.: domain name does not exist
[60] 33.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-33.dyn.MIT.EDU
[0] 34.19.189.18.in-addr.arpa.: domain name does not exist
[60] 35.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-35.dyn.MIT.EDU
[60] 36.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-36.dyn.MIT.EDU
[60] 37.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-37.dyn.MIT.EDU
[60] 38.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-38.dyn.MIT.EDU
[60] 39.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-39.dyn.MIT.EDU
[60] 40.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-40.dyn.MIT.EDU
[0] 41.19.189.18.in-addr.arpa.: domain name does not exist
[0] 42.19.189.18.in-addr.arpa.: domain name does not exist
[0] 43.19.189.18.in-addr.arpa.: domain name does not exist
[60] 44.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-44.dyn.MIT.EDU
[60] 45.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-45.dyn.MIT.EDU
[60] 46.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-46.dyn.MIT.EDU
[60] 47.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-47.dyn.MIT.EDU
[0] 48.19.189.18.in-addr.arpa.: domain name does not exist
[0] 49.19.189.18.in-addr.arpa.: domain name does not exist
[0] 50.19.189.18.in-addr.arpa.: domain name does not exist
[60] 51.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-51.dyn.MIT.EDU
[0] 52.19.189.18.in-addr.arpa.: domain name does not exist
[0] 53.19.189.18.in-addr.arpa.: domain name does not exist
[60] 54.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-54.dyn.MIT.EDU
[60] 55.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-55.dyn.MIT.EDU
[0] 56.19.189.18.in-addr.arpa.: domain name does not exist
[0] 57.19.189.18.in-addr.arpa.: domain name does not exist
[60] 58.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-58.dyn.MIT.EDU
[0] 59.19.189.18.in-addr.arpa.: domain name does not exist
[60] 60.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-60.dyn.MIT.EDU
[60] 61.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-61.dyn.MIT.EDU
[0] 62.19.189.18.in-addr.arpa.: domain name does not exist
[60] 63.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-63.dyn.MIT.EDU
[0] 64.19.189.18.in-addr.arpa.: domain name does not exist
[60] 65.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-65.dyn.MIT.EDU
[60] 66.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-66.dyn.MIT.EDU
[60] 67.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-67.dyn.MIT.EDU
[60] 68.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-68.dyn.MIT.EDU
[0] 69.19.189.18.in-addr.arpa.: domain name does not exist
[60] 70.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-70.dyn.MIT.EDU
[0] 71.19.189.18.in-addr.arpa.: domain name does not exist
[60] 72.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-72.dyn.MIT.EDU
[60] 73.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-73.dyn.MIT.EDU
[60] 74.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-74.dyn.MIT.EDU
[0] 75.19.189.18.in-addr.arpa.: domain name does not exist
[60] 76.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-76.dyn.MIT.EDU
[0] 77.19.189.18.in-addr.arpa.: domain name does not exist
[0] 78.19.189.18.in-addr.arpa.: domain name does not exist
[60] 79.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-79.dyn.MIT.EDU
[60] 80.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-80.dyn.MIT.EDU
[60] 81.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-81.dyn.MIT.EDU
[60] 82.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-82.dyn.MIT.EDU
[60] 83.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-83.dyn.MIT.EDU
[0] 84.19.189.18.in-addr.arpa.: domain name does not exist
[60] 85.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-85.dyn.MIT.EDU
[60] 86.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-86.dyn.MIT.EDU
[60] 87.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-87.dyn.MIT.EDU
[60] 88.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-88.dyn.MIT.EDU
[0] 89.19.189.18.in-addr.arpa.: domain name does not exist
[60] 90.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-90.dyn.MIT.EDU
[60] 91.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-91.dyn.MIT.EDU
[0] 92.19.189.18.in-addr.arpa.: domain name does not exist
[60] 93.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-93.dyn.MIT.EDU
[0] 94.19.189.18.in-addr.arpa.: domain name does not exist
[60] 95.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-95.dyn.MIT.EDU
[0] 96.19.189.18.in-addr.arpa.: domain name does not exist
[60] 97.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-97.dyn.MIT.EDU
[60] 98.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-98.dyn.MIT.EDU
[60] 99.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-99.dyn.MIT.EDU
[60] 100.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-100.dyn.MIT.EDU
[0] 101.19.189.18.in-addr.arpa.: domain name does not exist
[60] 102.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-102.dyn.MIT.EDU
[60] 103.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-103.dyn.MIT.EDU
[60] 104.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-104.dyn.MIT.EDU
[60] 105.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-105.dyn.MIT.EDU
[60] 106.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-106.dyn.MIT.EDU
[60] 107.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-107.dyn.MIT.EDU
[60] 108.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-108.dyn.MIT.EDU
[60] 109.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-109.dyn.MIT.EDU
[60] 110.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-110.dyn.MIT.EDU
[0] 111.19.189.18.in-addr.arpa.: domain name does not exist
[60] 112.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-112.dyn.MIT.EDU
[60] 113.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-113.dyn.MIT.EDU
[0] 114.19.189.18.in-addr.arpa.: domain name does not exist
[0] 115.19.189.18.in-addr.arpa.: domain name does not exist
[0] 116.19.189.18.in-addr.arpa.: domain name does not exist
[0] 117.19.189.18.in-addr.arpa.: domain name does not exist
[0] 118.19.189.18.in-addr.arpa.: domain name does not exist
[0] 119.19.189.18.in-addr.arpa.: domain name does not exist
[0] 120.19.189.18.in-addr.arpa.: domain name does not exist
[60] 121.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-121.dyn.MIT.EDU
[0] 122.19.189.18.in-addr.arpa.: domain name does not exist
[0] 123.19.189.18.in-addr.arpa.: domain name does not exist
[60] 124.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-124.dyn.MIT.EDU
[0] 125.19.189.18.in-addr.arpa.: domain name does not exist
[60] 126.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-126.dyn.MIT.EDU
[60] 127.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-127.dyn.MIT.EDU
[0] 128.19.189.18.in-addr.arpa.: domain name does not exist
[0] 129.19.189.18.in-addr.arpa.: domain name does not exist
[0] 130.19.189.18.in-addr.arpa.: domain name does not exist
[0] 131.19.189.18.in-addr.arpa.: domain name does not exist
[0] 132.19.189.18.in-addr.arpa.: domain name does not exist
[60] 133.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-133.dyn.MIT.EDU
[0] 134.19.189.18.in-addr.arpa.: domain name does not exist
[0] 135.19.189.18.in-addr.arpa.: domain name does not exist
[60] 136.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-136.dyn.MIT.EDU
[60] 137.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-137.dyn.MIT.EDU
[60] 138.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-138.dyn.MIT.EDU
[60] 139.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-139.dyn.MIT.EDU
[60] 140.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-140.dyn.MIT.EDU
[0] 141.19.189.18.in-addr.arpa.: domain name does not exist
[60] 142.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-142.dyn.MIT.EDU
[0] 143.19.189.18.in-addr.arpa.: domain name does not exist
[60] 144.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-144.dyn.MIT.EDU
[60] 145.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-145.dyn.MIT.EDU
[60] 146.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-146.dyn.MIT.EDU
[60] 147.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-147.dyn.MIT.EDU
[60] 148.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-148.dyn.MIT.EDU
[60] 149.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-149.dyn.MIT.EDU
[0] 150.19.189.18.in-addr.arpa.: domain name does not exist
[60] 151.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-151.dyn.MIT.EDU
[60] 152.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-152.dyn.MIT.EDU
[60] 153.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-153.dyn.MIT.EDU
[60] 154.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-154.dyn.MIT.EDU
[60] 155.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-155.dyn.MIT.EDU
[60] 156.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-156.dyn.MIT.EDU
[60] 157.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-157.dyn.MIT.EDU
[60] 158.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-158.dyn.MIT.EDU
[60] 159.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-159.dyn.MIT.EDU
[60] 160.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-160.dyn.MIT.EDU
[60] 161.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-161.dyn.MIT.EDU
[60] 162.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-162.dyn.MIT.EDU
[60] 163.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-163.dyn.MIT.EDU
[60] 164.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-164.dyn.MIT.EDU
[0] 165.19.189.18.in-addr.arpa.: domain name does not exist
[60] 166.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-166.dyn.MIT.EDU
[60] 167.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-167.dyn.MIT.EDU
[0] 168.19.189.18.in-addr.arpa.: domain name does not exist
[60] 169.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-169.dyn.MIT.EDU
[60] 170.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-170.dyn.MIT.EDU
[60] 171.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-171.dyn.MIT.EDU
[60] 172.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-172.dyn.MIT.EDU
[60] 173.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-173.dyn.MIT.EDU
[0] 174.19.189.18.in-addr.arpa.: domain name does not exist
[0] 175.19.189.18.in-addr.arpa.: domain name does not exist
[60] 176.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-176.dyn.MIT.EDU
[60] 177.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-177.dyn.MIT.EDU
[0] 178.19.189.18.in-addr.arpa.: domain name does not exist
[0] 179.19.189.18.in-addr.arpa.: domain name does not exist
[0] 180.19.189.18.in-addr.arpa.: domain name does not exist
[60] 181.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-181.dyn.MIT.EDU
[60] 182.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-182.dyn.MIT.EDU
[0] 183.19.189.18.in-addr.arpa.: domain name does not exist
[60] 184.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-184.dyn.MIT.EDU
[0] 185.19.189.18.in-addr.arpa.: domain name does not exist
[60] 186.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-186.dyn.MIT.EDU
[0] 187.19.189.18.in-addr.arpa.: domain name does not exist
[60] 188.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-188.dyn.MIT.EDU
[60] 189.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-189.dyn.MIT.EDU
[60] 190.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-190.dyn.MIT.EDU
[60] 191.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-191.dyn.MIT.EDU
[60] 192.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-192.dyn.MIT.EDU
[0] 193.19.189.18.in-addr.arpa.: domain name does not exist
[60] 194.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-194.dyn.MIT.EDU
[60] 195.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-195.dyn.MIT.EDU
[0] 196.19.189.18.in-addr.arpa.: domain name does not exist
[60] 197.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-197.dyn.MIT.EDU
[0] 198.19.189.18.in-addr.arpa.: domain name does not exist
[60] 199.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-199.dyn.MIT.EDU
[0] 200.19.189.18.in-addr.arpa.: domain name does not exist
[0] 201.19.189.18.in-addr.arpa.: domain name does not exist
[0] 202.19.189.18.in-addr.arpa.: domain name does not exist
[0] 203.19.189.18.in-addr.arpa.: domain name does not exist
[0] 204.19.189.18.in-addr.arpa.: domain name does not exist
[0] 205.19.189.18.in-addr.arpa.: domain name does not exist
[60] 206.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-206.dyn.MIT.EDU
[60] 207.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-207.dyn.MIT.EDU
[60] 208.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-208.dyn.MIT.EDU
[0] 209.19.189.18.in-addr.arpa.: domain name does not exist
[60] 210.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-210.dyn.MIT.EDU
[60] 211.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-211.dyn.MIT.EDU
[60] 212.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-212.dyn.MIT.EDU
[0] 213.19.189.18.in-addr.arpa.: domain name does not exist
[60] 214.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-214.dyn.MIT.EDU
[60] 215.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-215.dyn.MIT.EDU
[60] 216.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-216.dyn.MIT.EDU
[60] 217.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-217.dyn.MIT.EDU
[60] 218.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-218.dyn.MIT.EDU
[0] 219.19.189.18.in-addr.arpa.: domain name does not exist
[60] 220.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-220.dyn.MIT.EDU
[60] 221.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-221.dyn.MIT.EDU
[60] 222.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-222.dyn.MIT.EDU
[0] 223.19.189.18.in-addr.arpa.: domain name does not exist
[0] 224.19.189.18.in-addr.arpa.: domain name does not exist
[60] 225.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-225.dyn.MIT.EDU
[60] 226.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-226.dyn.MIT.EDU
[0] 227.19.189.18.in-addr.arpa.: domain name does not exist
[60] 228.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-228.dyn.MIT.EDU
[60] 229.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-229.dyn.MIT.EDU
[60] 230.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-230.dyn.MIT.EDU
[0] 231.19.189.18.in-addr.arpa.: domain name does not exist
[60] 232.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-232.dyn.MIT.EDU
[0] 233.19.189.18.in-addr.arpa.: domain name does not exist
[60] 234.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-234.dyn.MIT.EDU
[60] 235.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-235.dyn.MIT.EDU
[0] 236.19.189.18.in-addr.arpa.: domain name does not exist
[60] 237.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-237.dyn.MIT.EDU
[0] 238.19.189.18.in-addr.arpa.: domain name does not exist
[0] 239.19.189.18.in-addr.arpa.: domain name does not exist
[60] 240.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-240.dyn.MIT.EDU
[0] 241.19.189.18.in-addr.arpa.: domain name does not exist
[60] 242.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-242.dyn.MIT.EDU
[60] 243.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-243.dyn.MIT.EDU
[60] 244.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-244.dyn.MIT.EDU
[0] 245.19.189.18.in-addr.arpa.: domain name does not exist
[60] 246.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-246.dyn.MIT.EDU
[0] 247.19.189.18.in-addr.arpa.: domain name does not exist
[0] 248.19.189.18.in-addr.arpa.: domain name does not exist
[60] 249.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-249.dyn.MIT.EDU
[60] 250.19.189.18.in-addr.arpa. domain name pointer dhcp-18-189-19-250.dyn.MIT.EDU
[0] 251.19.189.18.in-addr.arpa.: domain name does not exist
[0] 252.19.189.18.in-addr.arpa.: domain name does not exist
[0] 253.19.189.18.in-addr.arpa.: domain name does not exist
[0] 254.19.189.18.in-addr.arpa.: domain name does not exist
[0] 255.19.189.18.in-addr.arpa.: domain name does not exist