[0] 0.221.39.160.in-addr.arpa.: domain name does not exist
[0] 1.221.39.160.in-addr.arpa.: domain name does not exist
[3600] 2.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-2.dyn.columbia.edu
[3600] 3.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-3.dyn.columbia.edu
[3600] 4.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-4.dyn.columbia.edu
[3600] 5.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-5.dyn.columbia.edu
[3600] 6.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-6.dyn.columbia.edu
[3600] 7.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-7.dyn.columbia.edu
[3600] 8.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-8.dyn.columbia.edu
[3600] 9.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-9.dyn.columbia.edu
[3600] 10.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-10.dyn.columbia.edu
[3600] 11.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-11.dyn.columbia.edu
[3600] 12.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-12.dyn.columbia.edu
[3600] 13.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-13.dyn.columbia.edu
[3600] 14.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-14.dyn.columbia.edu
[3600] 15.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-15.dyn.columbia.edu
[3600] 16.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-16.dyn.columbia.edu
[3600] 17.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-17.dyn.columbia.edu
[3600] 18.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-18.dyn.columbia.edu
[3600] 19.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-19.dyn.columbia.edu
[3600] 20.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-20.dyn.columbia.edu
[3600] 21.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-21.dyn.columbia.edu
[3600] 22.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-22.dyn.columbia.edu
[3600] 23.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-23.dyn.columbia.edu
[3600] 24.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-24.dyn.columbia.edu
[3600] 25.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-25.dyn.columbia.edu
[3600] 26.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-26.dyn.columbia.edu
[3600] 27.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-27.dyn.columbia.edu
[3600] 28.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-28.dyn.columbia.edu
[3600] 29.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-29.dyn.columbia.edu
[3600] 30.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-30.dyn.columbia.edu
[3600] 31.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-31.dyn.columbia.edu
[3600] 32.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-32.dyn.columbia.edu
[3600] 33.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-33.dyn.columbia.edu
[3600] 34.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-34.dyn.columbia.edu
[3600] 35.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-35.dyn.columbia.edu
[3600] 36.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-36.dyn.columbia.edu
[3600] 37.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-37.dyn.columbia.edu
[3600] 38.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-38.dyn.columbia.edu
[3600] 39.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-39.dyn.columbia.edu
[3600] 40.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-40.dyn.columbia.edu
[3600] 41.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-41.dyn.columbia.edu
[3600] 42.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-42.dyn.columbia.edu
[3600] 43.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-43.dyn.columbia.edu
[3600] 44.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-44.dyn.columbia.edu
[3600] 45.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-45.dyn.columbia.edu
[3600] 46.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-46.dyn.columbia.edu
[3600] 47.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-47.dyn.columbia.edu
[3600] 48.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-48.dyn.columbia.edu
[3600] 49.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-49.dyn.columbia.edu
[3600] 50.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-50.dyn.columbia.edu
[3600] 51.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-51.dyn.columbia.edu
[3600] 52.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-52.dyn.columbia.edu
[3600] 53.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-53.dyn.columbia.edu
[3600] 54.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-54.dyn.columbia.edu
[3600] 55.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-55.dyn.columbia.edu
[3600] 56.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-56.dyn.columbia.edu
[3600] 57.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-57.dyn.columbia.edu
[3600] 58.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-58.dyn.columbia.edu
[3600] 59.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-59.dyn.columbia.edu
[3600] 60.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-60.dyn.columbia.edu
[3600] 61.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-61.dyn.columbia.edu
[3600] 62.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-62.dyn.columbia.edu
[3600] 63.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-63.dyn.columbia.edu
[3600] 64.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-64.dyn.columbia.edu
[3600] 65.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-65.dyn.columbia.edu
[3600] 66.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-66.dyn.columbia.edu
[3600] 67.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-67.dyn.columbia.edu
[3600] 68.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-68.dyn.columbia.edu
[3600] 69.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-69.dyn.columbia.edu
[3600] 70.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-70.dyn.columbia.edu
[3600] 71.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-71.dyn.columbia.edu
[3600] 72.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-72.dyn.columbia.edu
[3600] 73.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-73.dyn.columbia.edu
[3600] 74.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-74.dyn.columbia.edu
[3600] 75.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-75.dyn.columbia.edu
[3600] 76.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-76.dyn.columbia.edu
[3600] 77.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-77.dyn.columbia.edu
[3600] 78.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-78.dyn.columbia.edu
[3600] 79.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-79.dyn.columbia.edu
[3600] 80.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-80.dyn.columbia.edu
[3600] 81.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-81.dyn.columbia.edu
[3600] 82.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-82.dyn.columbia.edu
[3600] 83.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-83.dyn.columbia.edu
[3600] 84.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-84.dyn.columbia.edu
[3600] 85.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-85.dyn.columbia.edu
[3600] 86.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-86.dyn.columbia.edu
[3600] 87.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-87.dyn.columbia.edu
[3600] 88.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-88.dyn.columbia.edu
[3600] 89.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-89.dyn.columbia.edu
[3600] 90.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-90.dyn.columbia.edu
[3600] 91.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-91.dyn.columbia.edu
[3600] 92.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-92.dyn.columbia.edu
[3600] 93.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-93.dyn.columbia.edu
[3600] 94.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-94.dyn.columbia.edu
[3600] 95.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-95.dyn.columbia.edu
[3600] 96.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-96.dyn.columbia.edu
[3600] 97.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-97.dyn.columbia.edu
[3600] 98.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-98.dyn.columbia.edu
[3600] 99.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-99.dyn.columbia.edu
[3600] 100.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-100.dyn.columbia.edu
[3600] 101.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-101.dyn.columbia.edu
[3600] 102.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-102.dyn.columbia.edu
[3600] 103.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-103.dyn.columbia.edu
[3600] 104.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-104.dyn.columbia.edu
[3600] 105.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-105.dyn.columbia.edu
[3600] 106.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-106.dyn.columbia.edu
[3600] 107.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-107.dyn.columbia.edu
[3600] 108.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-108.dyn.columbia.edu
[3600] 109.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-109.dyn.columbia.edu
[3600] 110.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-110.dyn.columbia.edu
[3600] 111.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-111.dyn.columbia.edu
[3600] 112.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-112.dyn.columbia.edu
[3600] 113.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-113.dyn.columbia.edu
[3600] 114.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-114.dyn.columbia.edu
[3600] 115.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-115.dyn.columbia.edu
[3600] 116.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-116.dyn.columbia.edu
[3600] 117.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-117.dyn.columbia.edu
[3600] 118.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-118.dyn.columbia.edu
[3600] 119.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-119.dyn.columbia.edu
[3600] 120.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-120.dyn.columbia.edu
[3600] 121.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-121.dyn.columbia.edu
[3600] 122.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-122.dyn.columbia.edu
[3600] 123.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-123.dyn.columbia.edu
[3600] 124.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-124.dyn.columbia.edu
[3600] 125.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-125.dyn.columbia.edu
[3600] 126.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-126.dyn.columbia.edu
[3600] 127.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-127.dyn.columbia.edu
[3600] 128.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-128.dyn.columbia.edu
[3600] 129.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-129.dyn.columbia.edu
[3600] 130.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-130.dyn.columbia.edu
[3600] 131.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-131.dyn.columbia.edu
[3600] 132.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-132.dyn.columbia.edu
[3600] 133.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-133.dyn.columbia.edu
[3600] 134.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-134.dyn.columbia.edu
[3600] 135.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-135.dyn.columbia.edu
[3600] 136.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-136.dyn.columbia.edu
[3600] 137.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-137.dyn.columbia.edu
[3600] 138.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-138.dyn.columbia.edu
[3600] 139.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-139.dyn.columbia.edu
[3600] 140.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-140.dyn.columbia.edu
[3600] 141.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-141.dyn.columbia.edu
[3600] 142.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-142.dyn.columbia.edu
[3600] 143.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-143.dyn.columbia.edu
[3600] 144.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-144.dyn.columbia.edu
[3600] 145.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-145.dyn.columbia.edu
[3600] 146.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-146.dyn.columbia.edu
[3600] 147.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-147.dyn.columbia.edu
[3600] 148.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-148.dyn.columbia.edu
[3600] 149.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-149.dyn.columbia.edu
[3600] 150.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-150.dyn.columbia.edu
[3600] 151.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-151.dyn.columbia.edu
[3600] 152.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-152.dyn.columbia.edu
[3600] 153.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-153.dyn.columbia.edu
[3600] 154.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-154.dyn.columbia.edu
[3600] 155.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-155.dyn.columbia.edu
[3600] 156.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-156.dyn.columbia.edu
[3600] 157.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-157.dyn.columbia.edu
[3600] 158.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-158.dyn.columbia.edu
[3600] 159.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-159.dyn.columbia.edu
[3600] 160.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-160.dyn.columbia.edu
[3600] 161.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-161.dyn.columbia.edu
[3600] 162.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-162.dyn.columbia.edu
[3600] 163.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-163.dyn.columbia.edu
[3600] 164.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-164.dyn.columbia.edu
[3600] 165.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-165.dyn.columbia.edu
[3600] 166.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-166.dyn.columbia.edu
[3600] 167.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-167.dyn.columbia.edu
[3600] 168.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-168.dyn.columbia.edu
[3600] 169.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-169.dyn.columbia.edu
[3600] 170.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-170.dyn.columbia.edu
[3600] 171.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-171.dyn.columbia.edu
[3600] 172.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-172.dyn.columbia.edu
[3600] 173.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-173.dyn.columbia.edu
[3600] 174.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-174.dyn.columbia.edu
[3600] 175.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-175.dyn.columbia.edu
[3600] 176.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-176.dyn.columbia.edu
[3600] 177.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-177.dyn.columbia.edu
[3600] 178.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-178.dyn.columbia.edu
[3600] 179.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-179.dyn.columbia.edu
[3600] 180.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-180.dyn.columbia.edu
[3600] 181.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-181.dyn.columbia.edu
[3600] 182.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-182.dyn.columbia.edu
[3600] 183.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-183.dyn.columbia.edu
[3600] 184.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-184.dyn.columbia.edu
[3600] 185.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-185.dyn.columbia.edu
[3600] 186.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-186.dyn.columbia.edu
[3600] 187.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-187.dyn.columbia.edu
[3600] 188.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-188.dyn.columbia.edu
[3600] 189.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-189.dyn.columbia.edu
[3600] 190.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-190.dyn.columbia.edu
[3600] 191.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-191.dyn.columbia.edu
[3600] 192.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-192.dyn.columbia.edu
[3600] 193.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-193.dyn.columbia.edu
[3600] 194.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-194.dyn.columbia.edu
[3600] 195.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-195.dyn.columbia.edu
[3600] 196.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-196.dyn.columbia.edu
[3600] 197.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-197.dyn.columbia.edu
[3600] 198.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-198.dyn.columbia.edu
[3600] 199.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-199.dyn.columbia.edu
[3600] 200.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-200.dyn.columbia.edu
[3600] 201.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-201.dyn.columbia.edu
[3600] 202.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-202.dyn.columbia.edu
[3600] 203.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-203.dyn.columbia.edu
[3600] 204.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-204.dyn.columbia.edu
[3600] 205.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-205.dyn.columbia.edu
[3600] 206.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-206.dyn.columbia.edu
[3600] 207.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-207.dyn.columbia.edu
[3600] 208.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-208.dyn.columbia.edu
[3600] 209.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-209.dyn.columbia.edu
[3600] 210.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-210.dyn.columbia.edu
[3600] 211.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-211.dyn.columbia.edu
[3600] 212.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-212.dyn.columbia.edu
[3600] 213.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-213.dyn.columbia.edu
[3600] 214.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-214.dyn.columbia.edu
[3600] 215.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-215.dyn.columbia.edu
[3600] 216.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-216.dyn.columbia.edu
[3600] 217.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-217.dyn.columbia.edu
[3600] 218.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-218.dyn.columbia.edu
[3600] 219.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-219.dyn.columbia.edu
[3600] 220.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-220.dyn.columbia.edu
[3600] 221.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-221.dyn.columbia.edu
[3600] 222.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-222.dyn.columbia.edu
[3600] 223.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-223.dyn.columbia.edu
[3600] 224.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-224.dyn.columbia.edu
[3600] 225.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-225.dyn.columbia.edu
[3600] 226.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-226.dyn.columbia.edu
[3600] 227.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-227.dyn.columbia.edu
[3600] 228.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-228.dyn.columbia.edu
[3600] 229.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-229.dyn.columbia.edu
[3600] 230.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-230.dyn.columbia.edu
[3600] 231.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-231.dyn.columbia.edu
[3600] 232.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-232.dyn.columbia.edu
[3600] 233.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-233.dyn.columbia.edu
[3600] 234.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-234.dyn.columbia.edu
[3600] 235.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-235.dyn.columbia.edu
[3600] 236.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-236.dyn.columbia.edu
[3600] 237.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-237.dyn.columbia.edu
[3600] 238.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-238.dyn.columbia.edu
[3600] 239.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-239.dyn.columbia.edu
[3600] 240.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-240.dyn.columbia.edu
[3600] 241.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-241.dyn.columbia.edu
[3600] 242.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-242.dyn.columbia.edu
[3600] 243.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-243.dyn.columbia.edu
[3600] 244.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-244.dyn.columbia.edu
[3600] 245.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-245.dyn.columbia.edu
[3600] 246.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-246.dyn.columbia.edu
[3600] 247.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-247.dyn.columbia.edu
[3600] 248.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-248.dyn.columbia.edu
[3600] 249.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-249.dyn.columbia.edu
[3600] 250.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-250.dyn.columbia.edu
[3600] 251.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-251.dyn.columbia.edu
[3600] 252.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-252.dyn.columbia.edu
[3600] 253.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-253.dyn.columbia.edu
[3600] 254.221.39.160.in-addr.arpa. domain name pointer dyn-160-39-221-254.dyn.columbia.edu
[0] 255.221.39.160.in-addr.arpa.: domain name does not exist