[0] 0.25.189.18.in-addr.arpa.: domain name does not exist
[0] 1.25.189.18.in-addr.arpa.: domain name does not exist
[0] 2.25.189.18.in-addr.arpa.: domain name does not exist
[0] 3.25.189.18.in-addr.arpa.: domain name does not exist
[0] 4.25.189.18.in-addr.arpa.: domain name does not exist
[0] 5.25.189.18.in-addr.arpa.: domain name does not exist
[60] 6.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-6.dyn.MIT.EDU
[0] 7.25.189.18.in-addr.arpa.: domain name does not exist
[60] 8.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-8.dyn.MIT.EDU
[60] 9.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-9.dyn.MIT.EDU
[0] 10.25.189.18.in-addr.arpa.: domain name does not exist
[0] 11.25.189.18.in-addr.arpa.: domain name does not exist
[0] 12.25.189.18.in-addr.arpa.: domain name does not exist
[60] 13.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-13.dyn.MIT.EDU
[60] 14.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-14.dyn.MIT.EDU
[60] 15.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-15.dyn.MIT.EDU
[0] 16.25.189.18.in-addr.arpa.: domain name does not exist
[60] 17.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-17.dyn.MIT.EDU
[60] 18.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-18.dyn.MIT.EDU
[0] 19.25.189.18.in-addr.arpa.: domain name does not exist
[0] 20.25.189.18.in-addr.arpa.: domain name does not exist
[60] 21.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-21.dyn.MIT.EDU
[0] 22.25.189.18.in-addr.arpa.: domain name does not exist
[60] 23.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-23.dyn.MIT.EDU
[60] 24.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-24.dyn.MIT.EDU
[60] 25.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-25.dyn.MIT.EDU
[0] 26.25.189.18.in-addr.arpa.: domain name does not exist
[60] 27.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-27.dyn.MIT.EDU
[0] 28.25.189.18.in-addr.arpa.: domain name does not exist
[0] 29.25.189.18.in-addr.arpa.: domain name does not exist
[60] 30.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-30.dyn.MIT.EDU
[0] 31.25.189.18.in-addr.arpa.: domain name does not exist
[0] 32.25.189.18.in-addr.arpa.: domain name does not exist
[60] 33.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-33.dyn.MIT.EDU
[60] 34.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-34.dyn.MIT.EDU
[60] 35.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-35.dyn.MIT.EDU
[60] 36.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-36.dyn.MIT.EDU
[0] 37.25.189.18.in-addr.arpa.: domain name does not exist
[0] 38.25.189.18.in-addr.arpa.: domain name does not exist
[0] 39.25.189.18.in-addr.arpa.: domain name does not exist
[60] 40.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-40.dyn.MIT.EDU
[60] 41.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-41.dyn.MIT.EDU
[60] 42.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-42.dyn.MIT.EDU
[60] 43.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-43.dyn.MIT.EDU
[60] 44.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-44.dyn.MIT.EDU
[60] 45.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-45.dyn.MIT.EDU
[0] 46.25.189.18.in-addr.arpa.: domain name does not exist
[60] 47.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-47.dyn.MIT.EDU
[60] 48.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-48.dyn.MIT.EDU
[60] 49.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-49.dyn.MIT.EDU
[60] 50.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-50.dyn.MIT.EDU
[0] 51.25.189.18.in-addr.arpa.: domain name does not exist
[0] 52.25.189.18.in-addr.arpa.: domain name does not exist
[0] 53.25.189.18.in-addr.arpa.: domain name does not exist
[60] 54.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-54.dyn.MIT.EDU
[0] 55.25.189.18.in-addr.arpa.: domain name does not exist
[60] 56.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-56.dyn.MIT.EDU
[0] 57.25.189.18.in-addr.arpa.: domain name does not exist
[60] 58.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-58.dyn.MIT.EDU
[60] 59.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-59.dyn.MIT.EDU
[0] 60.25.189.18.in-addr.arpa.: domain name does not exist
[60] 61.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-61.dyn.MIT.EDU
[60] 62.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-62.dyn.MIT.EDU
[0] 63.25.189.18.in-addr.arpa.: domain name does not exist
[60] 64.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-64.dyn.MIT.EDU
[0] 65.25.189.18.in-addr.arpa.: domain name does not exist
[60] 66.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-66.dyn.MIT.EDU
[0] 67.25.189.18.in-addr.arpa.: domain name does not exist
[0] 68.25.189.18.in-addr.arpa.: domain name does not exist
[60] 69.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-69.dyn.MIT.EDU
[0] 70.25.189.18.in-addr.arpa.: domain name does not exist
[60] 71.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-71.dyn.MIT.EDU
[60] 72.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-72.dyn.MIT.EDU
[0] 73.25.189.18.in-addr.arpa.: domain name does not exist
[60] 74.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-74.dyn.MIT.EDU
[60] 75.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-75.dyn.MIT.EDU
[60] 76.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-76.dyn.MIT.EDU
[60] 77.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-77.dyn.MIT.EDU
[0] 78.25.189.18.in-addr.arpa.: domain name does not exist
[0] 79.25.189.18.in-addr.arpa.: domain name does not exist
[60] 80.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-80.dyn.MIT.EDU
[60] 81.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-81.dyn.MIT.EDU
[0] 82.25.189.18.in-addr.arpa.: domain name does not exist
[0] 83.25.189.18.in-addr.arpa.: domain name does not exist
[60] 84.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-84.dyn.MIT.EDU
[60] 85.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-85.dyn.MIT.EDU
[60] 86.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-86.dyn.MIT.EDU
[60] 87.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-87.dyn.MIT.EDU
[0] 88.25.189.18.in-addr.arpa.: domain name does not exist
[60] 89.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-89.dyn.MIT.EDU
[60] 90.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-90.dyn.MIT.EDU
[0] 91.25.189.18.in-addr.arpa.: domain name does not exist
[0] 92.25.189.18.in-addr.arpa.: domain name does not exist
[60] 93.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-93.dyn.MIT.EDU
[60] 94.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-94.dyn.MIT.EDU
[60] 95.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-95.dyn.MIT.EDU
[60] 96.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-96.dyn.MIT.EDU
[0] 97.25.189.18.in-addr.arpa.: domain name does not exist
[0] 98.25.189.18.in-addr.arpa.: domain name does not exist
[60] 99.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-99.dyn.MIT.EDU
[60] 100.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-100.dyn.MIT.EDU
[60] 101.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-101.dyn.MIT.EDU
[0] 102.25.189.18.in-addr.arpa.: domain name does not exist
[0] 103.25.189.18.in-addr.arpa.: domain name does not exist
[60] 104.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-104.dyn.MIT.EDU
[0] 105.25.189.18.in-addr.arpa.: domain name does not exist
[60] 106.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-106.dyn.MIT.EDU
[60] 107.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-107.dyn.MIT.EDU
[0] 108.25.189.18.in-addr.arpa.: domain name does not exist
[60] 109.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-109.dyn.MIT.EDU
[0] 110.25.189.18.in-addr.arpa.: domain name does not exist
[0] 111.25.189.18.in-addr.arpa.: domain name does not exist
[60] 112.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-112.dyn.MIT.EDU
[60] 113.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-113.dyn.MIT.EDU
[0] 114.25.189.18.in-addr.arpa.: domain name does not exist
[60] 115.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-115.dyn.MIT.EDU
[0] 116.25.189.18.in-addr.arpa.: domain name does not exist
[60] 117.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-117.dyn.MIT.EDU
[60] 118.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-118.dyn.MIT.EDU
[0] 119.25.189.18.in-addr.arpa.: domain name does not exist
[60] 120.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-120.dyn.MIT.EDU
[60] 121.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-121.dyn.MIT.EDU
[60] 122.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-122.dyn.MIT.EDU
[0] 123.25.189.18.in-addr.arpa.: domain name does not exist
[0] 124.25.189.18.in-addr.arpa.: domain name does not exist
[0] 125.25.189.18.in-addr.arpa.: domain name does not exist
[60] 126.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-126.dyn.MIT.EDU
[60] 127.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-127.dyn.MIT.EDU
[0] 128.25.189.18.in-addr.arpa.: domain name does not exist
[0] 129.25.189.18.in-addr.arpa.: domain name does not exist
[60] 130.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-130.dyn.MIT.EDU
[60] 131.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-131.dyn.MIT.EDU
[60] 132.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-132.dyn.MIT.EDU
[0] 133.25.189.18.in-addr.arpa.: domain name does not exist
[0] 134.25.189.18.in-addr.arpa.: domain name does not exist
[0] 135.25.189.18.in-addr.arpa.: domain name does not exist
[60] 136.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-136.dyn.MIT.EDU
[0] 137.25.189.18.in-addr.arpa.: domain name does not exist
[60] 138.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-138.dyn.MIT.EDU
[0] 139.25.189.18.in-addr.arpa.: domain name does not exist
[60] 140.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-140.dyn.MIT.EDU
[60] 141.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-141.dyn.MIT.EDU
[0] 142.25.189.18.in-addr.arpa.: domain name does not exist
[60] 143.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-143.dyn.MIT.EDU
[60] 144.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-144.dyn.MIT.EDU
[0] 145.25.189.18.in-addr.arpa.: domain name does not exist
[0] 146.25.189.18.in-addr.arpa.: domain name does not exist
[60] 147.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-147.dyn.MIT.EDU
[0] 148.25.189.18.in-addr.arpa.: domain name does not exist
[60] 149.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-149.dyn.MIT.EDU
[60] 150.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-150.dyn.MIT.EDU
[0] 151.25.189.18.in-addr.arpa.: domain name does not exist
[60] 152.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-152.dyn.MIT.EDU
[60] 153.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-153.dyn.MIT.EDU
[0] 154.25.189.18.in-addr.arpa.: domain name does not exist
[0] 155.25.189.18.in-addr.arpa.: domain name does not exist
[0] 156.25.189.18.in-addr.arpa.: domain name does not exist
[60] 157.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-157.dyn.MIT.EDU
[60] 158.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-158.dyn.MIT.EDU
[60] 159.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-159.dyn.MIT.EDU
[0] 160.25.189.18.in-addr.arpa.: domain name does not exist
[60] 161.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-161.dyn.MIT.EDU
[60] 162.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-162.dyn.MIT.EDU
[0] 163.25.189.18.in-addr.arpa.: domain name does not exist
[60] 164.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-164.dyn.MIT.EDU
[60] 165.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-165.dyn.MIT.EDU
[60] 166.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-166.dyn.MIT.EDU
[60] 167.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-167.dyn.MIT.EDU
[0] 168.25.189.18.in-addr.arpa.: domain name does not exist
[60] 169.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-169.dyn.MIT.EDU
[60] 170.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-170.dyn.MIT.EDU
[0] 171.25.189.18.in-addr.arpa.: domain name does not exist
[0] 172.25.189.18.in-addr.arpa.: domain name does not exist
[60] 173.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-173.dyn.MIT.EDU
[0] 174.25.189.18.in-addr.arpa.: domain name does not exist
[60] 175.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-175.dyn.MIT.EDU
[60] 176.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-176.dyn.MIT.EDU
[60] 177.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-177.dyn.MIT.EDU
[60] 178.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-178.dyn.MIT.EDU
[0] 179.25.189.18.in-addr.arpa.: domain name does not exist
[60] 180.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-180.dyn.MIT.EDU
[60] 181.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-181.dyn.MIT.EDU
[60] 182.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-182.dyn.MIT.EDU
[0] 183.25.189.18.in-addr.arpa.: domain name does not exist
[0] 184.25.189.18.in-addr.arpa.: domain name does not exist
[60] 185.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-185.dyn.MIT.EDU
[60] 186.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-186.dyn.MIT.EDU
[0] 187.25.189.18.in-addr.arpa.: domain name does not exist
[60] 188.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-188.dyn.MIT.EDU
[0] 189.25.189.18.in-addr.arpa.: domain name does not exist
[60] 190.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-190.dyn.MIT.EDU
[0] 191.25.189.18.in-addr.arpa.: domain name does not exist
[60] 192.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-192.dyn.MIT.EDU
[0] 193.25.189.18.in-addr.arpa.: domain name does not exist
[60] 194.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-194.dyn.MIT.EDU
[60] 195.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-195.dyn.MIT.EDU
[0] 196.25.189.18.in-addr.arpa.: domain name does not exist
[0] 197.25.189.18.in-addr.arpa.: domain name does not exist
[60] 198.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-198.dyn.MIT.EDU
[60] 199.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-199.dyn.MIT.EDU
[0] 200.25.189.18.in-addr.arpa.: domain name does not exist
[60] 201.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-201.dyn.MIT.EDU
[60] 202.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-202.dyn.MIT.EDU
[0] 203.25.189.18.in-addr.arpa.: domain name does not exist
[0] 204.25.189.18.in-addr.arpa.: domain name does not exist
[60] 205.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-205.dyn.MIT.EDU
[60] 206.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-206.dyn.MIT.EDU
[60] 207.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-207.dyn.MIT.EDU
[0] 208.25.189.18.in-addr.arpa.: domain name does not exist
[60] 209.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-209.dyn.MIT.EDU
[0] 210.25.189.18.in-addr.arpa.: domain name does not exist
[60] 211.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-211.dyn.MIT.EDU
[60] 212.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-212.dyn.MIT.EDU
[60] 213.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-213.dyn.MIT.EDU
[0] 214.25.189.18.in-addr.arpa.: domain name does not exist
[60] 215.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-215.dyn.MIT.EDU
[0] 216.25.189.18.in-addr.arpa.: domain name does not exist
[0] 217.25.189.18.in-addr.arpa.: domain name does not exist
[0] 218.25.189.18.in-addr.arpa.: domain name does not exist
[60] 219.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-219.dyn.MIT.EDU
[60] 220.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-220.dyn.MIT.EDU
[60] 221.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-221.dyn.MIT.EDU
[0] 222.25.189.18.in-addr.arpa.: domain name does not exist
[60] 223.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-223.dyn.MIT.EDU
[60] 224.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-224.dyn.MIT.EDU
[0] 225.25.189.18.in-addr.arpa.: domain name does not exist
[0] 226.25.189.18.in-addr.arpa.: domain name does not exist
[0] 227.25.189.18.in-addr.arpa.: domain name does not exist
[60] 228.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-228.dyn.MIT.EDU
[0] 229.25.189.18.in-addr.arpa.: domain name does not exist
[60] 230.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-230.dyn.MIT.EDU
[60] 231.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-231.dyn.MIT.EDU
[60] 232.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-232.dyn.MIT.EDU
[60] 233.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-233.dyn.MIT.EDU
[60] 234.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-234.dyn.MIT.EDU
[0] 235.25.189.18.in-addr.arpa.: domain name does not exist
[0] 236.25.189.18.in-addr.arpa.: domain name does not exist
[60] 237.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-237.dyn.MIT.EDU
[0] 238.25.189.18.in-addr.arpa.: domain name does not exist
[60] 239.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-239.dyn.MIT.EDU
[60] 240.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-240.dyn.MIT.EDU
[60] 241.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-241.dyn.MIT.EDU
[0] 242.25.189.18.in-addr.arpa.: domain name does not exist
[60] 243.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-243.dyn.MIT.EDU
[60] 244.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-244.dyn.MIT.EDU
[0] 245.25.189.18.in-addr.arpa.: domain name does not exist
[0] 246.25.189.18.in-addr.arpa.: domain name does not exist
[60] 247.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-247.dyn.MIT.EDU
[60] 248.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-248.dyn.MIT.EDU
[60] 249.25.189.18.in-addr.arpa. domain name pointer dhcp-18-189-25-249.dyn.MIT.EDU
[0] 250.25.189.18.in-addr.arpa.: domain name does not exist
[0] 251.25.189.18.in-addr.arpa.: domain name does not exist
[0] 252.25.189.18.in-addr.arpa.: domain name does not exist
[0] 253.25.189.18.in-addr.arpa.: domain name does not exist
[0] 254.25.189.18.in-addr.arpa.: domain name does not exist
[0] 255.25.189.18.in-addr.arpa.: domain name does not exist