[0] 0.28.39.160.in-addr.arpa.: domain name does not exist
[0] 1.28.39.160.in-addr.arpa.: domain name does not exist
[0] 2.28.39.160.in-addr.arpa.: domain name does not exist
[0] 3.28.39.160.in-addr.arpa.: domain name does not exist
[0] 4.28.39.160.in-addr.arpa.: domain name does not exist
[0] 5.28.39.160.in-addr.arpa.: domain name does not exist
[0] 6.28.39.160.in-addr.arpa.: domain name does not exist
[0] 7.28.39.160.in-addr.arpa.: domain name does not exist
[0] 8.28.39.160.in-addr.arpa.: domain name does not exist
[0] 9.28.39.160.in-addr.arpa.: domain name does not exist
[3600] 10.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-10.dyn.columbia.edu
[3600] 11.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-11.dyn.columbia.edu
[3600] 12.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-12.dyn.columbia.edu
[3600] 13.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-13.dyn.columbia.edu
[3600] 14.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-14.dyn.columbia.edu
[3600] 15.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-15.dyn.columbia.edu
[3600] 16.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-16.dyn.columbia.edu
[3600] 17.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-17.dyn.columbia.edu
[3600] 18.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-18.dyn.columbia.edu
[3600] 19.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-19.dyn.columbia.edu
[3600] 20.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-20.dyn.columbia.edu
[3600] 21.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-21.dyn.columbia.edu
[3600] 22.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-22.dyn.columbia.edu
[3600] 23.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-23.dyn.columbia.edu
[3600] 24.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-24.dyn.columbia.edu
[3600] 25.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-25.dyn.columbia.edu
[3600] 26.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-26.dyn.columbia.edu
[3600] 27.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-27.dyn.columbia.edu
[3600] 28.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-28.dyn.columbia.edu
[3600] 29.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-29.dyn.columbia.edu
[3600] 30.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-30.dyn.columbia.edu
[3600] 31.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-31.dyn.columbia.edu
[3600] 32.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-32.dyn.columbia.edu
[3600] 33.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-33.dyn.columbia.edu
[3600] 34.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-34.dyn.columbia.edu
[3600] 35.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-35.dyn.columbia.edu
[3600] 36.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-36.dyn.columbia.edu
[3600] 37.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-37.dyn.columbia.edu
[3600] 38.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-38.dyn.columbia.edu
[3600] 39.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-39.dyn.columbia.edu
[3600] 40.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-40.dyn.columbia.edu
[3600] 41.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-41.dyn.columbia.edu
[3600] 42.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-42.dyn.columbia.edu
[3600] 43.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-43.dyn.columbia.edu
[3600] 44.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-44.dyn.columbia.edu
[3600] 45.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-45.dyn.columbia.edu
[3600] 46.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-46.dyn.columbia.edu
[3600] 47.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-47.dyn.columbia.edu
[3600] 48.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-48.dyn.columbia.edu
[3600] 49.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-49.dyn.columbia.edu
[3600] 50.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-50.dyn.columbia.edu
[3600] 51.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-51.dyn.columbia.edu
[3600] 52.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-52.dyn.columbia.edu
[3600] 53.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-53.dyn.columbia.edu
[3600] 54.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-54.dyn.columbia.edu
[3600] 55.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-55.dyn.columbia.edu
[3600] 56.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-56.dyn.columbia.edu
[3600] 57.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-57.dyn.columbia.edu
[3600] 58.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-58.dyn.columbia.edu
[3600] 59.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-59.dyn.columbia.edu
[3600] 60.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-60.dyn.columbia.edu
[3600] 61.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-61.dyn.columbia.edu
[3600] 62.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-62.dyn.columbia.edu
[3600] 63.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-63.dyn.columbia.edu
[3600] 64.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-64.dyn.columbia.edu
[3600] 65.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-65.dyn.columbia.edu
[3600] 66.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-66.dyn.columbia.edu
[3600] 67.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-67.dyn.columbia.edu
[3600] 68.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-68.dyn.columbia.edu
[3600] 69.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-69.dyn.columbia.edu
[3600] 70.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-70.dyn.columbia.edu
[3600] 71.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-71.dyn.columbia.edu
[3600] 72.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-72.dyn.columbia.edu
[3600] 73.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-73.dyn.columbia.edu
[3600] 74.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-74.dyn.columbia.edu
[3600] 75.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-75.dyn.columbia.edu
[3600] 76.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-76.dyn.columbia.edu
[3600] 77.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-77.dyn.columbia.edu
[3600] 78.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-78.dyn.columbia.edu
[3600] 79.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-79.dyn.columbia.edu
[3600] 80.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-80.dyn.columbia.edu
[3600] 81.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-81.dyn.columbia.edu
[3600] 82.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-82.dyn.columbia.edu
[3600] 83.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-83.dyn.columbia.edu
[3600] 84.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-84.dyn.columbia.edu
[3600] 85.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-85.dyn.columbia.edu
[3600] 86.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-86.dyn.columbia.edu
[3600] 87.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-87.dyn.columbia.edu
[3600] 88.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-88.dyn.columbia.edu
[3600] 89.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-89.dyn.columbia.edu
[3600] 90.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-90.dyn.columbia.edu
[3600] 91.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-91.dyn.columbia.edu
[3600] 92.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-92.dyn.columbia.edu
[3600] 93.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-93.dyn.columbia.edu
[3600] 94.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-94.dyn.columbia.edu
[3600] 95.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-95.dyn.columbia.edu
[3600] 96.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-96.dyn.columbia.edu
[3600] 97.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-97.dyn.columbia.edu
[3600] 98.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-98.dyn.columbia.edu
[3600] 99.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-99.dyn.columbia.edu
[3600] 100.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-100.dyn.columbia.edu
[3600] 101.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-101.dyn.columbia.edu
[3600] 102.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-102.dyn.columbia.edu
[3600] 103.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-103.dyn.columbia.edu
[3600] 104.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-104.dyn.columbia.edu
[3600] 105.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-105.dyn.columbia.edu
[3600] 106.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-106.dyn.columbia.edu
[3600] 107.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-107.dyn.columbia.edu
[3600] 108.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-108.dyn.columbia.edu
[3600] 109.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-109.dyn.columbia.edu
[3600] 110.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-110.dyn.columbia.edu
[3600] 111.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-111.dyn.columbia.edu
[3600] 112.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-112.dyn.columbia.edu
[3600] 113.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-113.dyn.columbia.edu
[3600] 114.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-114.dyn.columbia.edu
[3600] 115.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-115.dyn.columbia.edu
[3600] 116.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-116.dyn.columbia.edu
[3600] 117.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-117.dyn.columbia.edu
[3600] 118.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-118.dyn.columbia.edu
[3600] 119.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-119.dyn.columbia.edu
[3600] 120.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-120.dyn.columbia.edu
[3600] 121.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-121.dyn.columbia.edu
[3600] 122.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-122.dyn.columbia.edu
[3600] 123.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-123.dyn.columbia.edu
[3600] 124.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-124.dyn.columbia.edu
[3600] 125.28.39.160.in-addr.arpa. domain name pointer dyn-160-39-28-125.dyn.columbia.edu
[0] 126.28.39.160.in-addr.arpa.: domain name does not exist
[0] 127.28.39.160.in-addr.arpa.: domain name does not exist
[0] 128.28.39.160.in-addr.arpa.: domain name does not exist
[0] 129.28.39.160.in-addr.arpa.: domain name does not exist
[0] 130.28.39.160.in-addr.arpa.: domain name does not exist
[0] 131.28.39.160.in-addr.arpa.: domain name does not exist
[0] 132.28.39.160.in-addr.arpa.: domain name does not exist
[0] 133.28.39.160.in-addr.arpa.: domain name does not exist
[0] 134.28.39.160.in-addr.arpa.: domain name does not exist
[0] 135.28.39.160.in-addr.arpa.: domain name does not exist
[0] 136.28.39.160.in-addr.arpa.: domain name does not exist
[0] 137.28.39.160.in-addr.arpa.: domain name does not exist
[0] 138.28.39.160.in-addr.arpa.: domain name does not exist
[0] 139.28.39.160.in-addr.arpa.: domain name does not exist
[0] 140.28.39.160.in-addr.arpa.: domain name does not exist
[0] 141.28.39.160.in-addr.arpa.: domain name does not exist
[0] 142.28.39.160.in-addr.arpa.: domain name does not exist
[0] 143.28.39.160.in-addr.arpa.: domain name does not exist
[0] 144.28.39.160.in-addr.arpa.: domain name does not exist
[0] 145.28.39.160.in-addr.arpa.: domain name does not exist
[0] 146.28.39.160.in-addr.arpa.: domain name does not exist
[0] 147.28.39.160.in-addr.arpa.: domain name does not exist
[0] 148.28.39.160.in-addr.arpa.: domain name does not exist
[0] 149.28.39.160.in-addr.arpa.: domain name does not exist
[0] 150.28.39.160.in-addr.arpa.: domain name does not exist
[0] 151.28.39.160.in-addr.arpa.: domain name does not exist
[0] 152.28.39.160.in-addr.arpa.: domain name does not exist
[0] 153.28.39.160.in-addr.arpa.: domain name does not exist
[0] 154.28.39.160.in-addr.arpa.: domain name does not exist
[0] 155.28.39.160.in-addr.arpa.: domain name does not exist
[0] 156.28.39.160.in-addr.arpa.: domain name does not exist
[0] 157.28.39.160.in-addr.arpa.: domain name does not exist
[0] 158.28.39.160.in-addr.arpa.: domain name does not exist
[0] 159.28.39.160.in-addr.arpa.: domain name does not exist
[0] 160.28.39.160.in-addr.arpa.: domain name does not exist
[0] 161.28.39.160.in-addr.arpa.: domain name does not exist
[0] 162.28.39.160.in-addr.arpa.: domain name does not exist
[0] 163.28.39.160.in-addr.arpa.: domain name does not exist
[0] 164.28.39.160.in-addr.arpa.: domain name does not exist
[0] 165.28.39.160.in-addr.arpa.: domain name does not exist
[0] 166.28.39.160.in-addr.arpa.: domain name does not exist
[0] 167.28.39.160.in-addr.arpa.: domain name does not exist
[0] 168.28.39.160.in-addr.arpa.: domain name does not exist
[0] 169.28.39.160.in-addr.arpa.: domain name does not exist
[0] 170.28.39.160.in-addr.arpa.: domain name does not exist
[0] 171.28.39.160.in-addr.arpa.: domain name does not exist
[0] 172.28.39.160.in-addr.arpa.: domain name does not exist
[0] 173.28.39.160.in-addr.arpa.: domain name does not exist
[0] 174.28.39.160.in-addr.arpa.: domain name does not exist
[0] 175.28.39.160.in-addr.arpa.: domain name does not exist
[0] 176.28.39.160.in-addr.arpa.: domain name does not exist
[0] 177.28.39.160.in-addr.arpa.: domain name does not exist
[0] 178.28.39.160.in-addr.arpa.: domain name does not exist
[0] 179.28.39.160.in-addr.arpa.: domain name does not exist
[0] 180.28.39.160.in-addr.arpa.: domain name does not exist
[0] 181.28.39.160.in-addr.arpa.: domain name does not exist
[0] 182.28.39.160.in-addr.arpa.: domain name does not exist
[0] 183.28.39.160.in-addr.arpa.: domain name does not exist
[0] 184.28.39.160.in-addr.arpa.: domain name does not exist
[0] 185.28.39.160.in-addr.arpa.: domain name does not exist
[0] 186.28.39.160.in-addr.arpa.: domain name does not exist
[0] 187.28.39.160.in-addr.arpa.: domain name does not exist
[0] 188.28.39.160.in-addr.arpa.: domain name does not exist
[0] 189.28.39.160.in-addr.arpa.: domain name does not exist
[0] 190.28.39.160.in-addr.arpa.: domain name does not exist
[0] 191.28.39.160.in-addr.arpa.: domain name does not exist
[0] 192.28.39.160.in-addr.arpa.: domain name does not exist
[0] 193.28.39.160.in-addr.arpa.: domain name does not exist
[0] 194.28.39.160.in-addr.arpa.: domain name does not exist
[0] 195.28.39.160.in-addr.arpa.: domain name does not exist
[0] 196.28.39.160.in-addr.arpa.: domain name does not exist
[0] 197.28.39.160.in-addr.arpa.: domain name does not exist
[0] 198.28.39.160.in-addr.arpa.: domain name does not exist
[0] 199.28.39.160.in-addr.arpa.: domain name does not exist
[0] 200.28.39.160.in-addr.arpa.: domain name does not exist
[0] 201.28.39.160.in-addr.arpa.: domain name does not exist
[0] 202.28.39.160.in-addr.arpa.: domain name does not exist
[0] 203.28.39.160.in-addr.arpa.: domain name does not exist
[0] 204.28.39.160.in-addr.arpa.: domain name does not exist
[0] 205.28.39.160.in-addr.arpa.: domain name does not exist
[0] 206.28.39.160.in-addr.arpa.: domain name does not exist
[0] 207.28.39.160.in-addr.arpa.: domain name does not exist
[0] 208.28.39.160.in-addr.arpa.: domain name does not exist
[0] 209.28.39.160.in-addr.arpa.: domain name does not exist
[0] 210.28.39.160.in-addr.arpa.: domain name does not exist
[0] 211.28.39.160.in-addr.arpa.: domain name does not exist
[0] 212.28.39.160.in-addr.arpa.: domain name does not exist
[0] 213.28.39.160.in-addr.arpa.: domain name does not exist
[0] 214.28.39.160.in-addr.arpa.: domain name does not exist
[0] 215.28.39.160.in-addr.arpa.: domain name does not exist
[0] 216.28.39.160.in-addr.arpa.: domain name does not exist
[0] 217.28.39.160.in-addr.arpa.: domain name does not exist
[0] 218.28.39.160.in-addr.arpa.: domain name does not exist
[0] 219.28.39.160.in-addr.arpa.: domain name does not exist
[0] 220.28.39.160.in-addr.arpa.: domain name does not exist
[0] 221.28.39.160.in-addr.arpa.: domain name does not exist
[0] 222.28.39.160.in-addr.arpa.: domain name does not exist
[0] 223.28.39.160.in-addr.arpa.: domain name does not exist
[0] 224.28.39.160.in-addr.arpa.: domain name does not exist
[0] 225.28.39.160.in-addr.arpa.: domain name does not exist
[0] 226.28.39.160.in-addr.arpa.: domain name does not exist
[0] 227.28.39.160.in-addr.arpa.: domain name does not exist
[0] 228.28.39.160.in-addr.arpa.: domain name does not exist
[0] 229.28.39.160.in-addr.arpa.: domain name does not exist
[0] 230.28.39.160.in-addr.arpa.: domain name does not exist
[0] 231.28.39.160.in-addr.arpa.: domain name does not exist
[0] 232.28.39.160.in-addr.arpa.: domain name does not exist
[0] 233.28.39.160.in-addr.arpa.: domain name does not exist
[0] 234.28.39.160.in-addr.arpa.: domain name does not exist
[0] 235.28.39.160.in-addr.arpa.: domain name does not exist
[0] 236.28.39.160.in-addr.arpa.: domain name does not exist
[0] 237.28.39.160.in-addr.arpa.: domain name does not exist
[0] 238.28.39.160.in-addr.arpa.: domain name does not exist
[0] 239.28.39.160.in-addr.arpa.: domain name does not exist
[0] 240.28.39.160.in-addr.arpa.: domain name does not exist
[0] 241.28.39.160.in-addr.arpa.: domain name does not exist
[0] 242.28.39.160.in-addr.arpa.: domain name does not exist
[0] 243.28.39.160.in-addr.arpa.: domain name does not exist
[0] 244.28.39.160.in-addr.arpa.: domain name does not exist
[0] 245.28.39.160.in-addr.arpa.: domain name does not exist
[0] 246.28.39.160.in-addr.arpa.: domain name does not exist
[0] 247.28.39.160.in-addr.arpa.: domain name does not exist
[0] 248.28.39.160.in-addr.arpa.: domain name does not exist
[0] 249.28.39.160.in-addr.arpa.: domain name does not exist
[0] 250.28.39.160.in-addr.arpa.: domain name does not exist
[0] 251.28.39.160.in-addr.arpa.: domain name does not exist
[0] 252.28.39.160.in-addr.arpa.: domain name does not exist
[0] 253.28.39.160.in-addr.arpa.: domain name does not exist
[0] 254.28.39.160.in-addr.arpa.: domain name does not exist
[0] 255.28.39.160.in-addr.arpa.: domain name does not exist