[0] 0.57.39.160.in-addr.arpa.: domain name does not exist
[3600] 1.57.39.160.in-addr.arpa. domain name pointer law-edge-1-vlan929-1.net.columbia.edu
[0] 2.57.39.160.in-addr.arpa.: domain name does not exist
[0] 3.57.39.160.in-addr.arpa.: domain name does not exist
[0] 4.57.39.160.in-addr.arpa.: domain name does not exist
[3600] 5.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-5.dyn.columbia.edu
[3600] 6.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-6.dyn.columbia.edu
[3600] 7.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-7.dyn.columbia.edu
[3600] 8.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-8.dyn.columbia.edu
[3600] 9.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-9.dyn.columbia.edu
[3600] 10.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-10.dyn.columbia.edu
[3600] 11.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-11.dyn.columbia.edu
[3600] 12.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-12.dyn.columbia.edu
[3600] 13.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-13.dyn.columbia.edu
[3600] 14.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-14.dyn.columbia.edu
[3600] 15.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-15.dyn.columbia.edu
[3600] 16.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-16.dyn.columbia.edu
[3600] 17.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-17.dyn.columbia.edu
[3600] 18.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-18.dyn.columbia.edu
[3600] 19.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-19.dyn.columbia.edu
[3600] 20.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-20.dyn.columbia.edu
[3600] 21.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-21.dyn.columbia.edu
[3600] 22.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-22.dyn.columbia.edu
[3600] 23.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-23.dyn.columbia.edu
[3600] 24.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-24.dyn.columbia.edu
[3600] 25.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-25.dyn.columbia.edu
[3600] 26.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-26.dyn.columbia.edu
[3600] 27.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-27.dyn.columbia.edu
[3600] 28.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-28.dyn.columbia.edu
[3600] 29.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-29.dyn.columbia.edu
[3600] 30.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-30.dyn.columbia.edu
[3600] 31.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-31.dyn.columbia.edu
[3600] 32.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-32.dyn.columbia.edu
[3600] 33.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-33.dyn.columbia.edu
[3600] 34.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-34.dyn.columbia.edu
[3600] 35.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-35.dyn.columbia.edu
[3600] 36.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-36.dyn.columbia.edu
[3600] 37.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-37.dyn.columbia.edu
[3600] 38.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-38.dyn.columbia.edu
[3600] 39.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-39.dyn.columbia.edu
[3600] 40.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-40.dyn.columbia.edu
[3600] 41.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-41.dyn.columbia.edu
[3600] 42.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-42.dyn.columbia.edu
[3600] 43.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-43.dyn.columbia.edu
[3600] 44.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-44.dyn.columbia.edu
[3600] 45.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-45.dyn.columbia.edu
[3600] 46.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-46.dyn.columbia.edu
[3600] 47.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-47.dyn.columbia.edu
[3600] 48.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-48.dyn.columbia.edu
[3600] 49.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-49.dyn.columbia.edu
[3600] 50.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-50.dyn.columbia.edu
[3600] 51.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-51.dyn.columbia.edu
[3600] 52.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-52.dyn.columbia.edu
[3600] 53.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-53.dyn.columbia.edu
[3600] 54.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-54.dyn.columbia.edu
[3600] 55.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-55.dyn.columbia.edu
[3600] 56.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-56.dyn.columbia.edu
[3600] 57.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-57.dyn.columbia.edu
[3600] 58.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-58.dyn.columbia.edu
[3600] 59.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-59.dyn.columbia.edu
[3600] 60.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-60.dyn.columbia.edu
[3600] 61.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-61.dyn.columbia.edu
[3600] 62.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-62.dyn.columbia.edu
[3600] 63.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-63.dyn.columbia.edu
[3600] 64.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-64.dyn.columbia.edu
[3600] 65.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-65.dyn.columbia.edu
[3600] 66.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-66.dyn.columbia.edu
[3600] 67.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-67.dyn.columbia.edu
[3600] 68.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-68.dyn.columbia.edu
[3600] 69.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-69.dyn.columbia.edu
[3600] 70.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-70.dyn.columbia.edu
[3600] 71.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-71.dyn.columbia.edu
[3600] 72.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-72.dyn.columbia.edu
[3600] 73.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-73.dyn.columbia.edu
[3600] 74.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-74.dyn.columbia.edu
[3600] 75.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-75.dyn.columbia.edu
[3600] 76.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-76.dyn.columbia.edu
[3600] 77.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-77.dyn.columbia.edu
[3600] 78.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-78.dyn.columbia.edu
[3600] 79.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-79.dyn.columbia.edu
[3600] 80.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-80.dyn.columbia.edu
[3600] 81.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-81.dyn.columbia.edu
[3600] 82.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-82.dyn.columbia.edu
[3600] 83.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-83.dyn.columbia.edu
[3600] 84.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-84.dyn.columbia.edu
[3600] 85.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-85.dyn.columbia.edu
[3600] 86.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-86.dyn.columbia.edu
[3600] 87.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-87.dyn.columbia.edu
[3600] 88.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-88.dyn.columbia.edu
[3600] 89.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-89.dyn.columbia.edu
[3600] 90.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-90.dyn.columbia.edu
[3600] 91.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-91.dyn.columbia.edu
[3600] 92.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-92.dyn.columbia.edu
[3600] 93.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-93.dyn.columbia.edu
[3600] 94.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-94.dyn.columbia.edu
[3600] 95.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-95.dyn.columbia.edu
[3600] 96.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-96.dyn.columbia.edu
[3600] 97.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-97.dyn.columbia.edu
[3600] 98.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-98.dyn.columbia.edu
[3600] 99.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-99.dyn.columbia.edu
[3600] 100.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-100.dyn.columbia.edu
[3600] 101.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-101.dyn.columbia.edu
[3600] 102.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-102.dyn.columbia.edu
[3600] 103.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-103.dyn.columbia.edu
[3600] 104.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-104.dyn.columbia.edu
[3600] 105.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-105.dyn.columbia.edu
[3600] 106.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-106.dyn.columbia.edu
[3600] 107.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-107.dyn.columbia.edu
[3600] 108.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-108.dyn.columbia.edu
[3600] 109.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-109.dyn.columbia.edu
[3600] 110.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-110.dyn.columbia.edu
[3600] 111.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-111.dyn.columbia.edu
[3600] 112.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-112.dyn.columbia.edu
[3600] 113.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-113.dyn.columbia.edu
[3600] 114.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-114.dyn.columbia.edu
[3600] 115.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-115.dyn.columbia.edu
[3600] 116.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-116.dyn.columbia.edu
[3600] 117.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-117.dyn.columbia.edu
[3600] 118.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-118.dyn.columbia.edu
[3600] 119.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-119.dyn.columbia.edu
[3600] 120.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-120.dyn.columbia.edu
[3600] 121.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-121.dyn.columbia.edu
[3600] 122.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-122.dyn.columbia.edu
[3600] 123.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-123.dyn.columbia.edu
[3600] 124.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-124.dyn.columbia.edu
[3600] 125.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-125.dyn.columbia.edu
[3600] 126.57.39.160.in-addr.arpa. domain name pointer mmaldonado.ire.columbia.edu
[0] 127.57.39.160.in-addr.arpa.: domain name does not exist
[0] 128.57.39.160.in-addr.arpa.: domain name does not exist
[3600] 129.57.39.160.in-addr.arpa. domain name pointer law-edge-1-vlan930-1.net.columbia.edu
[3600] 130.57.39.160.in-addr.arpa. domain name pointer rnewnham.apt.columbia.edu
[0] 131.57.39.160.in-addr.arpa.: domain name does not exist
[0] 132.57.39.160.in-addr.arpa.: domain name does not exist
[0] 133.57.39.160.in-addr.arpa.: domain name does not exist
[0] 134.57.39.160.in-addr.arpa.: domain name does not exist
[3600] 135.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-135.dyn.columbia.edu
[3600] 136.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-136.dyn.columbia.edu
[3600] 137.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-137.dyn.columbia.edu
[3600] 138.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-138.dyn.columbia.edu
[3600] 139.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-139.dyn.columbia.edu
[3600] 140.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-140.dyn.columbia.edu
[3600] 141.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-141.dyn.columbia.edu
[3600] 142.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-142.dyn.columbia.edu
[3600] 143.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-143.dyn.columbia.edu
[3600] 144.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-144.dyn.columbia.edu
[3600] 145.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-145.dyn.columbia.edu
[3600] 146.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-146.dyn.columbia.edu
[3600] 147.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-147.dyn.columbia.edu
[3600] 148.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-148.dyn.columbia.edu
[3600] 149.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-149.dyn.columbia.edu
[3600] 150.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-150.dyn.columbia.edu
[3600] 151.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-151.dyn.columbia.edu
[3600] 152.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-152.dyn.columbia.edu
[3600] 153.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-153.dyn.columbia.edu
[3600] 154.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-154.dyn.columbia.edu
[3600] 155.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-155.dyn.columbia.edu
[3600] 156.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-156.dyn.columbia.edu
[3600] 157.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-157.dyn.columbia.edu
[3600] 158.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-158.dyn.columbia.edu
[3600] 159.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-159.dyn.columbia.edu
[3600] 160.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-160.dyn.columbia.edu
[3600] 161.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-161.dyn.columbia.edu
[3600] 162.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-162.dyn.columbia.edu
[3600] 163.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-163.dyn.columbia.edu
[3600] 164.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-164.dyn.columbia.edu
[3600] 165.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-165.dyn.columbia.edu
[3600] 166.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-166.dyn.columbia.edu
[3600] 167.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-167.dyn.columbia.edu
[3600] 168.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-168.dyn.columbia.edu
[3600] 169.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-169.dyn.columbia.edu
[3600] 170.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-170.dyn.columbia.edu
[3600] 171.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-171.dyn.columbia.edu
[3600] 172.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-172.dyn.columbia.edu
[3600] 173.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-173.dyn.columbia.edu
[3600] 174.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-174.dyn.columbia.edu
[3600] 175.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-175.dyn.columbia.edu
[3600] 176.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-176.dyn.columbia.edu
[3600] 177.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-177.dyn.columbia.edu
[3600] 178.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-178.dyn.columbia.edu
[3600] 179.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-179.dyn.columbia.edu
[3600] 180.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-180.dyn.columbia.edu
[3600] 181.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-181.dyn.columbia.edu
[3600] 182.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-182.dyn.columbia.edu
[3600] 183.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-183.dyn.columbia.edu
[3600] 184.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-184.dyn.columbia.edu
[3600] 185.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-185.dyn.columbia.edu
[3600] 186.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-186.dyn.columbia.edu
[3600] 187.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-187.dyn.columbia.edu
[3600] 188.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-188.dyn.columbia.edu
[3600] 189.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-189.dyn.columbia.edu
[3600] 190.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-190.dyn.columbia.edu
[3600] 191.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-191.dyn.columbia.edu
[3600] 192.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-192.dyn.columbia.edu
[3600] 193.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-193.dyn.columbia.edu
[3600] 194.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-194.dyn.columbia.edu
[3600] 195.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-195.dyn.columbia.edu
[3600] 196.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-196.dyn.columbia.edu
[3600] 197.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-197.dyn.columbia.edu
[3600] 198.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-198.dyn.columbia.edu
[3600] 199.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-199.dyn.columbia.edu
[3600] 200.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-200.dyn.columbia.edu
[3600] 201.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-201.dyn.columbia.edu
[3600] 202.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-202.dyn.columbia.edu
[3600] 203.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-203.dyn.columbia.edu
[3600] 204.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-204.dyn.columbia.edu
[3600] 205.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-205.dyn.columbia.edu
[3600] 206.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-206.dyn.columbia.edu
[3600] 207.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-207.dyn.columbia.edu
[3600] 208.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-208.dyn.columbia.edu
[3600] 209.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-209.dyn.columbia.edu
[3600] 210.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-210.dyn.columbia.edu
[3600] 211.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-211.dyn.columbia.edu
[3600] 212.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-212.dyn.columbia.edu
[3600] 213.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-213.dyn.columbia.edu
[3600] 214.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-214.dyn.columbia.edu
[3600] 215.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-215.dyn.columbia.edu
[3600] 216.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-216.dyn.columbia.edu
[3600] 217.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-217.dyn.columbia.edu
[3600] 218.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-218.dyn.columbia.edu
[3600] 219.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-219.dyn.columbia.edu
[3600] 220.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-220.dyn.columbia.edu
[3600] 221.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-221.dyn.columbia.edu
[3600] 222.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-222.dyn.columbia.edu
[3600] 223.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-223.dyn.columbia.edu
[3600] 224.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-224.dyn.columbia.edu
[3600] 225.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-225.dyn.columbia.edu
[3600] 226.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-226.dyn.columbia.edu
[3600] 227.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-227.dyn.columbia.edu
[3600] 228.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-228.dyn.columbia.edu
[3600] 229.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-229.dyn.columbia.edu
[3600] 230.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-230.dyn.columbia.edu
[3600] 231.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-231.dyn.columbia.edu
[3600] 232.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-232.dyn.columbia.edu
[3600] 233.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-233.dyn.columbia.edu
[3600] 234.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-234.dyn.columbia.edu
[3600] 235.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-235.dyn.columbia.edu
[3600] 236.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-236.dyn.columbia.edu
[3600] 237.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-237.dyn.columbia.edu
[3600] 238.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-238.dyn.columbia.edu
[3600] 239.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-239.dyn.columbia.edu
[3600] 240.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-240.dyn.columbia.edu
[3600] 241.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-241.dyn.columbia.edu
[3600] 242.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-242.dyn.columbia.edu
[3600] 243.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-243.dyn.columbia.edu
[3600] 244.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-244.dyn.columbia.edu
[3600] 245.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-245.dyn.columbia.edu
[3600] 246.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-246.dyn.columbia.edu
[3600] 247.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-247.dyn.columbia.edu
[3600] 248.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-248.dyn.columbia.edu
[3600] 249.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-249.dyn.columbia.edu
[3600] 250.57.39.160.in-addr.arpa. domain name pointer dyn-160-39-57-250.dyn.columbia.edu
[3600] 251.57.39.160.in-addr.arpa. domain name pointer juanramos.ire.columbia.edu
[0] 252.57.39.160.in-addr.arpa.: domain name does not exist
[0] 253.57.39.160.in-addr.arpa.: domain name does not exist
[0] 254.57.39.160.in-addr.arpa.: domain name does not exist
[0] 255.57.39.160.in-addr.arpa.: domain name does not exist