[0] 0.20.189.18.in-addr.arpa.: domain name does not exist
[0] 1.20.189.18.in-addr.arpa.: domain name does not exist
[0] 2.20.189.18.in-addr.arpa.: domain name does not exist
[0] 3.20.189.18.in-addr.arpa.: domain name does not exist
[0] 4.20.189.18.in-addr.arpa.: domain name does not exist
[60] 5.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-5.dyn.mit.edu
[60] 6.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-6.dyn.mit.edu
[60] 7.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-7.dyn.mit.edu
[60] 8.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-8.dyn.mit.edu
[0] 9.20.189.18.in-addr.arpa.: domain name does not exist
[60] 10.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-10.dyn.mit.edu
[60] 11.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-11.dyn.mit.edu
[60] 12.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-12.dyn.mit.edu
[0] 13.20.189.18.in-addr.arpa.: domain name does not exist
[60] 14.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-14.dyn.mit.edu
[0] 15.20.189.18.in-addr.arpa.: domain name does not exist
[60] 16.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-16.dyn.mit.edu
[60] 17.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-17.dyn.mit.edu
[60] 18.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-18.dyn.mit.edu
[0] 19.20.189.18.in-addr.arpa.: domain name does not exist
[60] 20.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-20.dyn.mit.edu
[60] 21.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-21.dyn.mit.edu
[60] 22.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-22.dyn.mit.edu
[60] 23.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-23.dyn.mit.edu
[60] 24.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-24.dyn.mit.edu
[60] 25.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-25.dyn.mit.edu
[60] 26.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-26.dyn.mit.edu
[60] 27.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-27.dyn.mit.edu
[0] 28.20.189.18.in-addr.arpa.: domain name does not exist
[0] 29.20.189.18.in-addr.arpa.: domain name does not exist
[0] 30.20.189.18.in-addr.arpa.: domain name does not exist
[0] 31.20.189.18.in-addr.arpa.: domain name does not exist
[60] 32.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-32.dyn.mit.edu
[60] 33.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-33.dyn.mit.edu
[60] 34.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-34.dyn.mit.edu
[60] 35.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-35.dyn.mit.edu
[0] 36.20.189.18.in-addr.arpa.: domain name does not exist
[60] 37.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-37.dyn.mit.edu
[0] 38.20.189.18.in-addr.arpa.: domain name does not exist
[0] 39.20.189.18.in-addr.arpa.: domain name does not exist
[60] 40.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-40.dyn.mit.edu
[60] 41.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-41.dyn.mit.edu
[0] 42.20.189.18.in-addr.arpa.: domain name does not exist
[60] 43.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-43.dyn.mit.edu
[60] 44.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-44.dyn.mit.edu
[60] 45.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-45.dyn.mit.edu
[0] 46.20.189.18.in-addr.arpa.: domain name does not exist
[0] 47.20.189.18.in-addr.arpa.: domain name does not exist
[60] 48.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-48.dyn.mit.edu
[0] 49.20.189.18.in-addr.arpa.: domain name does not exist
[0] 50.20.189.18.in-addr.arpa.: domain name does not exist
[60] 51.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-51.dyn.mit.edu
[0] 52.20.189.18.in-addr.arpa.: domain name does not exist
[0] 53.20.189.18.in-addr.arpa.: domain name does not exist
[0] 54.20.189.18.in-addr.arpa.: domain name does not exist
[0] 55.20.189.18.in-addr.arpa.: domain name does not exist
[60] 56.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-56.dyn.mit.edu
[0] 57.20.189.18.in-addr.arpa.: domain name does not exist
[0] 58.20.189.18.in-addr.arpa.: domain name does not exist
[60] 59.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-59.dyn.mit.edu
[0] 60.20.189.18.in-addr.arpa.: domain name does not exist
[60] 61.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-61.dyn.mit.edu
[60] 62.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-62.dyn.mit.edu
[0] 63.20.189.18.in-addr.arpa.: domain name does not exist
[60] 64.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-64.dyn.mit.edu
[0] 65.20.189.18.in-addr.arpa.: domain name does not exist
[0] 66.20.189.18.in-addr.arpa.: domain name does not exist
[0] 67.20.189.18.in-addr.arpa.: domain name does not exist
[0] 68.20.189.18.in-addr.arpa.: domain name does not exist
[0] 69.20.189.18.in-addr.arpa.: domain name does not exist
[60] 70.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-70.dyn.mit.edu
[60] 71.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-71.dyn.mit.edu
[60] 72.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-72.dyn.mit.edu
[60] 73.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-73.dyn.mit.edu
[0] 74.20.189.18.in-addr.arpa.: domain name does not exist
[60] 75.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-75.dyn.mit.edu
[0] 76.20.189.18.in-addr.arpa.: domain name does not exist
[0] 77.20.189.18.in-addr.arpa.: domain name does not exist
[0] 78.20.189.18.in-addr.arpa.: domain name does not exist
[60] 79.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-79.dyn.mit.edu
[0] 80.20.189.18.in-addr.arpa.: domain name does not exist
[60] 81.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-81.dyn.mit.edu
[0] 82.20.189.18.in-addr.arpa.: domain name does not exist
[60] 83.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-83.dyn.mit.edu
[60] 84.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-84.dyn.mit.edu
[0] 85.20.189.18.in-addr.arpa.: domain name does not exist
[60] 86.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-86.dyn.mit.edu
[60] 87.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-87.dyn.mit.edu
[0] 88.20.189.18.in-addr.arpa.: domain name does not exist
[0] 89.20.189.18.in-addr.arpa.: domain name does not exist
[0] 90.20.189.18.in-addr.arpa.: domain name does not exist
[60] 91.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-91.dyn.mit.edu
[0] 92.20.189.18.in-addr.arpa.: domain name does not exist
[60] 93.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-93.dyn.mit.edu
[60] 94.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-94.dyn.mit.edu
[0] 95.20.189.18.in-addr.arpa.: domain name does not exist
[0] 96.20.189.18.in-addr.arpa.: domain name does not exist
[60] 97.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-97.dyn.mit.edu
[60] 98.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-98.dyn.mit.edu
[60] 99.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-99.dyn.mit.edu
[0] 100.20.189.18.in-addr.arpa.: domain name does not exist
[0] 101.20.189.18.in-addr.arpa.: domain name does not exist
[60] 102.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-102.dyn.mit.edu
[60] 103.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-103.dyn.mit.edu
[60] 104.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-104.dyn.mit.edu
[60] 105.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-105.dyn.mit.edu
[0] 106.20.189.18.in-addr.arpa.: domain name does not exist
[60] 107.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-107.dyn.mit.edu
[0] 108.20.189.18.in-addr.arpa.: domain name does not exist
[0] 109.20.189.18.in-addr.arpa.: domain name does not exist
[60] 110.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-110.dyn.mit.edu
[0] 111.20.189.18.in-addr.arpa.: domain name does not exist
[60] 112.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-112.dyn.mit.edu
[60] 113.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-113.dyn.mit.edu
[0] 114.20.189.18.in-addr.arpa.: domain name does not exist
[0] 115.20.189.18.in-addr.arpa.: domain name does not exist
[0] 116.20.189.18.in-addr.arpa.: domain name does not exist
[60] 117.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-117.dyn.mit.edu
[60] 118.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-118.dyn.mit.edu
[0] 119.20.189.18.in-addr.arpa.: domain name does not exist
[60] 120.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-120.dyn.mit.edu
[0] 121.20.189.18.in-addr.arpa.: domain name does not exist
[60] 122.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-122.dyn.mit.edu
[60] 123.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-123.dyn.mit.edu
[0] 124.20.189.18.in-addr.arpa.: domain name does not exist
[60] 125.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-125.dyn.mit.edu
[0] 126.20.189.18.in-addr.arpa.: domain name does not exist
[60] 127.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-127.dyn.mit.edu
[60] 128.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-128.dyn.mit.edu
[60] 129.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-129.dyn.mit.edu
[60] 130.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-130.dyn.mit.edu
[0] 131.20.189.18.in-addr.arpa.: domain name does not exist
[0] 132.20.189.18.in-addr.arpa.: domain name does not exist
[60] 133.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-133.dyn.mit.edu
[60] 134.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-134.dyn.mit.edu
[0] 135.20.189.18.in-addr.arpa.: domain name does not exist
[0] 136.20.189.18.in-addr.arpa.: domain name does not exist
[0] 137.20.189.18.in-addr.arpa.: domain name does not exist
[60] 138.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-138.dyn.mit.edu
[0] 139.20.189.18.in-addr.arpa.: domain name does not exist
[60] 140.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-140.dyn.mit.edu
[0] 141.20.189.18.in-addr.arpa.: domain name does not exist
[0] 142.20.189.18.in-addr.arpa.: domain name does not exist
[0] 143.20.189.18.in-addr.arpa.: domain name does not exist
[0] 144.20.189.18.in-addr.arpa.: domain name does not exist
[60] 145.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-145.dyn.mit.edu
[60] 146.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-146.dyn.mit.edu
[60] 147.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-147.dyn.mit.edu
[60] 148.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-148.dyn.mit.edu
[60] 149.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-149.dyn.mit.edu
[0] 150.20.189.18.in-addr.arpa.: domain name does not exist
[60] 151.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-151.dyn.mit.edu
[60] 152.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-152.dyn.mit.edu
[0] 153.20.189.18.in-addr.arpa.: domain name does not exist
[0] 154.20.189.18.in-addr.arpa.: domain name does not exist
[60] 155.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-155.dyn.mit.edu
[0] 156.20.189.18.in-addr.arpa.: domain name does not exist
[60] 157.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-157.dyn.mit.edu
[60] 158.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-158.dyn.mit.edu
[0] 159.20.189.18.in-addr.arpa.: domain name does not exist
[60] 160.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-160.dyn.mit.edu
[60] 161.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-161.dyn.mit.edu
[0] 162.20.189.18.in-addr.arpa.: domain name does not exist
[0] 163.20.189.18.in-addr.arpa.: domain name does not exist
[60] 164.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-164.dyn.mit.edu
[0] 165.20.189.18.in-addr.arpa.: domain name does not exist
[60] 166.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-166.dyn.mit.edu
[0] 167.20.189.18.in-addr.arpa.: domain name does not exist
[60] 168.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-168.dyn.mit.edu
[60] 169.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-169.dyn.mit.edu
[60] 170.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-170.dyn.mit.edu
[60] 171.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-171.dyn.mit.edu
[60] 172.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-172.dyn.mit.edu
[60] 173.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-173.dyn.mit.edu
[60] 174.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-174.dyn.mit.edu
[60] 175.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-175.dyn.mit.edu
[0] 176.20.189.18.in-addr.arpa.: domain name does not exist
[60] 177.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-177.dyn.mit.edu
[0] 178.20.189.18.in-addr.arpa.: domain name does not exist
[60] 179.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-179.dyn.mit.edu
[0] 180.20.189.18.in-addr.arpa.: domain name does not exist
[60] 181.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-181.dyn.mit.edu
[60] 182.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-182.dyn.mit.edu
[60] 183.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-183.dyn.mit.edu
[60] 184.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-184.dyn.mit.edu
[60] 185.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-185.dyn.mit.edu
[60] 186.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-186.dyn.mit.edu
[0] 187.20.189.18.in-addr.arpa.: domain name does not exist
[60] 188.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-188.dyn.mit.edu
[60] 189.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-189.dyn.mit.edu
[60] 190.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-190.dyn.mit.edu
[60] 191.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-191.dyn.mit.edu
[60] 192.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-192.dyn.mit.edu
[60] 193.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-193.dyn.mit.edu
[0] 194.20.189.18.in-addr.arpa.: domain name does not exist
[60] 195.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-195.dyn.mit.edu
[60] 196.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-196.dyn.mit.edu
[60] 197.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-197.dyn.mit.edu
[60] 198.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-198.dyn.mit.edu
[60] 199.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-199.dyn.mit.edu
[60] 200.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-200.dyn.mit.edu
[60] 201.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-201.dyn.mit.edu
[0] 202.20.189.18.in-addr.arpa.: domain name does not exist
[60] 203.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-203.dyn.mit.edu
[0] 204.20.189.18.in-addr.arpa.: domain name does not exist
[60] 205.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-205.dyn.mit.edu
[60] 206.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-206.dyn.mit.edu
[0] 207.20.189.18.in-addr.arpa.: domain name does not exist
[60] 208.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-208.dyn.mit.edu
[0] 209.20.189.18.in-addr.arpa.: domain name does not exist
[60] 210.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-210.dyn.mit.edu
[60] 211.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-211.dyn.mit.edu
[0] 212.20.189.18.in-addr.arpa.: domain name does not exist
[60] 213.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-213.dyn.mit.edu
[0] 214.20.189.18.in-addr.arpa.: domain name does not exist
[60] 215.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-215.dyn.mit.edu
[60] 216.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-216.dyn.mit.edu
[60] 217.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-217.dyn.mit.edu
[60] 218.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-218.dyn.mit.edu
[60] 219.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-219.dyn.mit.edu
[0] 220.20.189.18.in-addr.arpa.: domain name does not exist
[60] 221.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-221.dyn.mit.edu
[60] 222.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-222.dyn.mit.edu
[0] 223.20.189.18.in-addr.arpa.: domain name does not exist
[60] 224.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-224.dyn.mit.edu
[60] 225.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-225.dyn.mit.edu
[0] 226.20.189.18.in-addr.arpa.: domain name does not exist
[60] 227.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-227.dyn.mit.edu
[60] 228.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-228.dyn.mit.edu
[0] 229.20.189.18.in-addr.arpa.: domain name does not exist
[60] 230.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-230.dyn.mit.edu
[60] 231.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-231.dyn.mit.edu
[0] 232.20.189.18.in-addr.arpa.: domain name does not exist
[60] 233.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-233.dyn.mit.edu
[60] 234.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-234.dyn.mit.edu
[60] 235.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-235.dyn.mit.edu
[60] 236.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-236.dyn.mit.edu
[60] 237.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-237.dyn.mit.edu
[0] 238.20.189.18.in-addr.arpa.: domain name does not exist
[0] 239.20.189.18.in-addr.arpa.: domain name does not exist
[0] 240.20.189.18.in-addr.arpa.: domain name does not exist
[0] 241.20.189.18.in-addr.arpa.: domain name does not exist
[0] 242.20.189.18.in-addr.arpa.: domain name does not exist
[60] 243.20.189.18.in-addr.arpa. domain name pointer dhcp-18-189-20-243.dyn.mit.edu
[0] 244.20.189.18.in-addr.arpa.: domain name does not exist
[0] 245.20.189.18.in-addr.arpa.: domain name does not exist
[0] 246.20.189.18.in-addr.arpa.: domain name does not exist
[0] 247.20.189.18.in-addr.arpa.: domain name does not exist
[0] 248.20.189.18.in-addr.arpa.: domain name does not exist
[0] 249.20.189.18.in-addr.arpa.: domain name does not exist
[0] 250.20.189.18.in-addr.arpa.: domain name does not exist
[0] 251.20.189.18.in-addr.arpa.: domain name does not exist
[0] 252.20.189.18.in-addr.arpa.: domain name does not exist
[0] 253.20.189.18.in-addr.arpa.: domain name does not exist
[0] 254.20.189.18.in-addr.arpa.: domain name does not exist
[0] 255.20.189.18.in-addr.arpa.: domain name does not exist