[0] 0.67.231.131.in-addr.arpa.: domain name does not exist
[86400] 1.67.231.131.in-addr.arpa. domain name pointer router.zz-labs.hsrp.lut.ac.uk
[0] 2.67.231.131.in-addr.arpa.: domain name does not exist
[0] 3.67.231.131.in-addr.arpa.: domain name does not exist
[0] 4.67.231.131.in-addr.arpa.: domain name does not exist
[0] 5.67.231.131.in-addr.arpa.: domain name does not exist
[0] 6.67.231.131.in-addr.arpa.: domain name does not exist
[0] 7.67.231.131.in-addr.arpa.: domain name does not exist
[0] 8.67.231.131.in-addr.arpa.: domain name does not exist
[0] 9.67.231.131.in-addr.arpa.: domain name does not exist
[86400] 10.67.231.131.in-addr.arpa. domain name pointer zz-labs-10.lut.ac.uk
[86400] 11.67.231.131.in-addr.arpa. domain name pointer zz-labs-11.lut.ac.uk
[86400] 12.67.231.131.in-addr.arpa. domain name pointer zz-labs-12.lut.ac.uk
[86400] 13.67.231.131.in-addr.arpa. domain name pointer zz-labs-13.lut.ac.uk
[86400] 14.67.231.131.in-addr.arpa. domain name pointer zz-labs-14.lut.ac.uk
[86400] 15.67.231.131.in-addr.arpa. domain name pointer zz-labs-15.lut.ac.uk
[86400] 16.67.231.131.in-addr.arpa. domain name pointer zz-labs-16.lut.ac.uk
[86400] 17.67.231.131.in-addr.arpa. domain name pointer zz-labs-17.lut.ac.uk
[86400] 18.67.231.131.in-addr.arpa. domain name pointer zz-labs-18.lut.ac.uk
[86400] 19.67.231.131.in-addr.arpa. domain name pointer zz-labs-19.lut.ac.uk
[86400] 20.67.231.131.in-addr.arpa. domain name pointer zz-labs-20.lut.ac.uk
[86400] 21.67.231.131.in-addr.arpa. domain name pointer zz-labs-21.lut.ac.uk
[86400] 22.67.231.131.in-addr.arpa. domain name pointer zz-labs-22.lut.ac.uk
[86400] 23.67.231.131.in-addr.arpa. domain name pointer zz-labs-23.lut.ac.uk
[86400] 24.67.231.131.in-addr.arpa. domain name pointer zz-labs-24.lut.ac.uk
[86400] 25.67.231.131.in-addr.arpa. domain name pointer zz-labs-25.lut.ac.uk
[86400] 26.67.231.131.in-addr.arpa. domain name pointer zz-labs-26.lut.ac.uk
[86400] 27.67.231.131.in-addr.arpa. domain name pointer zz-labs-27.lut.ac.uk
[86400] 28.67.231.131.in-addr.arpa. domain name pointer zz-labs-28.lut.ac.uk
[86400] 29.67.231.131.in-addr.arpa. domain name pointer zz-labs-29.lut.ac.uk
[86400] 30.67.231.131.in-addr.arpa. domain name pointer zz-labs-30.lut.ac.uk
[86400] 31.67.231.131.in-addr.arpa. domain name pointer zz-labs-31.lut.ac.uk
[86400] 32.67.231.131.in-addr.arpa. domain name pointer zz-labs-32.lut.ac.uk
[86400] 33.67.231.131.in-addr.arpa. domain name pointer zz-labs-33.lut.ac.uk
[86400] 34.67.231.131.in-addr.arpa. domain name pointer zz-labs-34.lut.ac.uk
[86400] 35.67.231.131.in-addr.arpa. domain name pointer zz-labs-35.lut.ac.uk
[86400] 36.67.231.131.in-addr.arpa. domain name pointer zz-labs-36.lut.ac.uk
[86400] 37.67.231.131.in-addr.arpa. domain name pointer zz-labs-37.lut.ac.uk
[86400] 38.67.231.131.in-addr.arpa. domain name pointer zz-labs-38.lut.ac.uk
[86400] 39.67.231.131.in-addr.arpa. domain name pointer zz-labs-39.lut.ac.uk
[86400] 40.67.231.131.in-addr.arpa. domain name pointer zz-labs-40.lut.ac.uk
[86400] 41.67.231.131.in-addr.arpa. domain name pointer zz-labs-41.lut.ac.uk
[86400] 42.67.231.131.in-addr.arpa. domain name pointer zz-labs-42.lut.ac.uk
[86400] 43.67.231.131.in-addr.arpa. domain name pointer zz-labs-43.lut.ac.uk
[86400] 44.67.231.131.in-addr.arpa. domain name pointer zz-labs-44.lut.ac.uk
[86400] 45.67.231.131.in-addr.arpa. domain name pointer zz-labs-45.lut.ac.uk
[86400] 46.67.231.131.in-addr.arpa. domain name pointer zz-labs-46.lut.ac.uk
[86400] 47.67.231.131.in-addr.arpa. domain name pointer zz-labs-47.lut.ac.uk
[86400] 48.67.231.131.in-addr.arpa. domain name pointer zz-labs-48.lut.ac.uk
[86400] 49.67.231.131.in-addr.arpa. domain name pointer zz-labs-49.lut.ac.uk
[86400] 50.67.231.131.in-addr.arpa. domain name pointer zz-labs-50.lut.ac.uk
[86400] 51.67.231.131.in-addr.arpa. domain name pointer zz-labs-51.lut.ac.uk
[86400] 52.67.231.131.in-addr.arpa. domain name pointer zz-labs-52.lut.ac.uk
[86400] 53.67.231.131.in-addr.arpa. domain name pointer zz-labs-53.lut.ac.uk
[86400] 54.67.231.131.in-addr.arpa. domain name pointer zz-labs-54.lut.ac.uk
[86400] 55.67.231.131.in-addr.arpa. domain name pointer zz-labs-55.lut.ac.uk
[86400] 56.67.231.131.in-addr.arpa. domain name pointer zz-labs-56.lut.ac.uk
[86400] 57.67.231.131.in-addr.arpa. domain name pointer zz-labs-57.lut.ac.uk
[86400] 58.67.231.131.in-addr.arpa. domain name pointer zz-labs-58.lut.ac.uk
[86400] 59.67.231.131.in-addr.arpa. domain name pointer zz-labs-59.lut.ac.uk
[86400] 60.67.231.131.in-addr.arpa. domain name pointer zz-labs-60.lut.ac.uk
[86400] 61.67.231.131.in-addr.arpa. domain name pointer zz-labs-61.lut.ac.uk
[86400] 62.67.231.131.in-addr.arpa. domain name pointer zz-labs-62.lut.ac.uk
[86400] 63.67.231.131.in-addr.arpa. domain name pointer zz-labs-63.lut.ac.uk
[86400] 64.67.231.131.in-addr.arpa. domain name pointer zz-labs-64.lut.ac.uk
[86400] 65.67.231.131.in-addr.arpa. domain name pointer zz-labs-65.lut.ac.uk
[86400] 66.67.231.131.in-addr.arpa. domain name pointer zz-labs-66.lut.ac.uk
[86400] 67.67.231.131.in-addr.arpa. domain name pointer zz-labs-67.lut.ac.uk
[86400] 68.67.231.131.in-addr.arpa. domain name pointer zz-labs-68.lut.ac.uk
[86400] 69.67.231.131.in-addr.arpa. domain name pointer zz-labs-69.lut.ac.uk
[86400] 70.67.231.131.in-addr.arpa. domain name pointer zz-labs-70.lut.ac.uk
[86400] 71.67.231.131.in-addr.arpa. domain name pointer zz-labs-71.lut.ac.uk
[86400] 72.67.231.131.in-addr.arpa. domain name pointer zz-labs-72.lut.ac.uk
[86400] 73.67.231.131.in-addr.arpa. domain name pointer zz-labs-73.lut.ac.uk
[86400] 74.67.231.131.in-addr.arpa. domain name pointer zz-labs-74.lut.ac.uk
[86400] 75.67.231.131.in-addr.arpa. domain name pointer zz-labs-75.lut.ac.uk
[86400] 76.67.231.131.in-addr.arpa. domain name pointer zz-labs-76.lut.ac.uk
[86400] 77.67.231.131.in-addr.arpa. domain name pointer zz-labs-77.lut.ac.uk
[86400] 78.67.231.131.in-addr.arpa. domain name pointer zz-labs-78.lut.ac.uk
[86400] 79.67.231.131.in-addr.arpa. domain name pointer zz-labs-79.lut.ac.uk
[86400] 80.67.231.131.in-addr.arpa. domain name pointer zz-labs-80.lut.ac.uk
[86400] 81.67.231.131.in-addr.arpa. domain name pointer zz-labs-81.lut.ac.uk
[86400] 82.67.231.131.in-addr.arpa. domain name pointer zz-labs-82.lut.ac.uk
[86400] 83.67.231.131.in-addr.arpa. domain name pointer zz-labs-83.lut.ac.uk
[86400] 84.67.231.131.in-addr.arpa. domain name pointer zz-labs-84.lut.ac.uk
[86400] 85.67.231.131.in-addr.arpa. domain name pointer zz-labs-85.lut.ac.uk
[86400] 86.67.231.131.in-addr.arpa. domain name pointer zz-labs-86.lut.ac.uk
[86400] 87.67.231.131.in-addr.arpa. domain name pointer zz-labs-87.lut.ac.uk
[86400] 88.67.231.131.in-addr.arpa. domain name pointer zz-labs-88.lut.ac.uk
[86400] 89.67.231.131.in-addr.arpa. domain name pointer zz-labs-89.lut.ac.uk
[86400] 90.67.231.131.in-addr.arpa. domain name pointer zz-labs-90.lut.ac.uk
[86400] 91.67.231.131.in-addr.arpa. domain name pointer zz-labs-91.lut.ac.uk
[86400] 92.67.231.131.in-addr.arpa. domain name pointer zz-labs-92.lut.ac.uk
[86400] 93.67.231.131.in-addr.arpa. domain name pointer zz-labs-93.lut.ac.uk
[86400] 94.67.231.131.in-addr.arpa. domain name pointer zz-labs-94.lut.ac.uk
[86400] 95.67.231.131.in-addr.arpa. domain name pointer zz-labs-95.lut.ac.uk
[86400] 96.67.231.131.in-addr.arpa. domain name pointer zz-labs-96.lut.ac.uk
[86400] 97.67.231.131.in-addr.arpa. domain name pointer zz-labs-97.lut.ac.uk
[86400] 98.67.231.131.in-addr.arpa. domain name pointer zz-labs-98.lut.ac.uk
[86400] 99.67.231.131.in-addr.arpa. domain name pointer zz-labs-99.lut.ac.uk
[86400] 100.67.231.131.in-addr.arpa. domain name pointer zz-labs-100.lut.ac.uk
[86400] 101.67.231.131.in-addr.arpa. domain name pointer zz-labs-101.lut.ac.uk
[86400] 102.67.231.131.in-addr.arpa. domain name pointer zz-labs-102.lut.ac.uk
[86400] 103.67.231.131.in-addr.arpa. domain name pointer zz-labs-103.lut.ac.uk
[86400] 104.67.231.131.in-addr.arpa. domain name pointer zz-labs-104.lut.ac.uk
[86400] 105.67.231.131.in-addr.arpa. domain name pointer zz-labs-105.lut.ac.uk
[86400] 106.67.231.131.in-addr.arpa. domain name pointer zz-labs-106.lut.ac.uk
[86400] 107.67.231.131.in-addr.arpa. domain name pointer zz-labs-107.lut.ac.uk
[86400] 108.67.231.131.in-addr.arpa. domain name pointer zz-labs-108.lut.ac.uk
[86400] 109.67.231.131.in-addr.arpa. domain name pointer zz-labs-109.lut.ac.uk
[86400] 110.67.231.131.in-addr.arpa. domain name pointer zz-labs-110.lut.ac.uk
[86400] 111.67.231.131.in-addr.arpa. domain name pointer zz-labs-111.lut.ac.uk
[86400] 112.67.231.131.in-addr.arpa. domain name pointer zz-labs-112.lut.ac.uk
[86400] 113.67.231.131.in-addr.arpa. domain name pointer zz-labs-113.lut.ac.uk
[86400] 114.67.231.131.in-addr.arpa. domain name pointer zz-labs-114.lut.ac.uk
[86400] 115.67.231.131.in-addr.arpa. domain name pointer zz-labs-115.lut.ac.uk
[86400] 116.67.231.131.in-addr.arpa. domain name pointer zz-labs-116.lut.ac.uk
[86400] 117.67.231.131.in-addr.arpa. domain name pointer zz-labs-117.lut.ac.uk
[86400] 118.67.231.131.in-addr.arpa. domain name pointer zz-labs-118.lut.ac.uk
[86400] 119.67.231.131.in-addr.arpa. domain name pointer zz-labs-119.lut.ac.uk
[86400] 120.67.231.131.in-addr.arpa. domain name pointer zz-labs-120.lut.ac.uk
[86400] 121.67.231.131.in-addr.arpa. domain name pointer zz-labs-121.lut.ac.uk
[86400] 122.67.231.131.in-addr.arpa. domain name pointer zz-labs-122.lut.ac.uk
[86400] 123.67.231.131.in-addr.arpa. domain name pointer zz-labs-123.lut.ac.uk
[86400] 124.67.231.131.in-addr.arpa. domain name pointer zz-labs-124.lut.ac.uk
[86400] 125.67.231.131.in-addr.arpa. domain name pointer zz-labs-125.lut.ac.uk
[86400] 126.67.231.131.in-addr.arpa. domain name pointer zz-labs-126.lut.ac.uk
[86400] 127.67.231.131.in-addr.arpa. domain name pointer zz-labs-127.lut.ac.uk
[86400] 128.67.231.131.in-addr.arpa. domain name pointer zz-labs-128.lut.ac.uk
[86400] 129.67.231.131.in-addr.arpa. domain name pointer zz-labs-129.lut.ac.uk
[86400] 130.67.231.131.in-addr.arpa. domain name pointer zz-labs-130.lut.ac.uk
[86400] 131.67.231.131.in-addr.arpa. domain name pointer zz-labs-131.lut.ac.uk
[86400] 132.67.231.131.in-addr.arpa. domain name pointer zz-labs-132.lut.ac.uk
[86400] 133.67.231.131.in-addr.arpa. domain name pointer zz-labs-133.lut.ac.uk
[86400] 134.67.231.131.in-addr.arpa. domain name pointer zz-labs-134.lut.ac.uk
[86400] 135.67.231.131.in-addr.arpa. domain name pointer zz-labs-135.lut.ac.uk
[86400] 136.67.231.131.in-addr.arpa. domain name pointer zz-labs-136.lut.ac.uk
[86400] 137.67.231.131.in-addr.arpa. domain name pointer zz-labs-137.lut.ac.uk
[86400] 138.67.231.131.in-addr.arpa. domain name pointer zz-labs-138.lut.ac.uk
[86400] 139.67.231.131.in-addr.arpa. domain name pointer zz-labs-139.lut.ac.uk
[86400] 140.67.231.131.in-addr.arpa. domain name pointer zz-labs-140.lut.ac.uk
[86400] 141.67.231.131.in-addr.arpa. domain name pointer zz-labs-141.lut.ac.uk
[86400] 142.67.231.131.in-addr.arpa. domain name pointer zz-labs-142.lut.ac.uk
[86400] 143.67.231.131.in-addr.arpa. domain name pointer zz-labs-143.lut.ac.uk
[86400] 144.67.231.131.in-addr.arpa. domain name pointer zz-labs-144.lut.ac.uk
[86400] 145.67.231.131.in-addr.arpa. domain name pointer zz-labs-145.lut.ac.uk
[86400] 146.67.231.131.in-addr.arpa. domain name pointer zz-labs-146.lut.ac.uk
[86400] 147.67.231.131.in-addr.arpa. domain name pointer zz-labs-147.lut.ac.uk
[86400] 148.67.231.131.in-addr.arpa. domain name pointer zz-labs-148.lut.ac.uk
[86400] 149.67.231.131.in-addr.arpa. domain name pointer zz-labs-149.lut.ac.uk
[86400] 150.67.231.131.in-addr.arpa. domain name pointer zz-labs-150.lut.ac.uk
[86400] 151.67.231.131.in-addr.arpa. domain name pointer zz-labs-151.lut.ac.uk
[86400] 152.67.231.131.in-addr.arpa. domain name pointer zz-labs-152.lut.ac.uk
[86400] 153.67.231.131.in-addr.arpa. domain name pointer zz-labs-153.lut.ac.uk
[86400] 154.67.231.131.in-addr.arpa. domain name pointer zz-labs-154.lut.ac.uk
[86400] 155.67.231.131.in-addr.arpa. domain name pointer zz-labs-155.lut.ac.uk
[86400] 156.67.231.131.in-addr.arpa. domain name pointer zz-labs-156.lut.ac.uk
[86400] 157.67.231.131.in-addr.arpa. domain name pointer zz-labs-157.lut.ac.uk
[86400] 158.67.231.131.in-addr.arpa. domain name pointer zz-labs-158.lut.ac.uk
[86400] 159.67.231.131.in-addr.arpa. domain name pointer zz-labs-159.lut.ac.uk
[86400] 160.67.231.131.in-addr.arpa. domain name pointer zz-labs-160.lut.ac.uk
[86400] 161.67.231.131.in-addr.arpa. domain name pointer zz-labs-161.lut.ac.uk
[86400] 162.67.231.131.in-addr.arpa. domain name pointer zz-labs-162.lut.ac.uk
[86400] 163.67.231.131.in-addr.arpa. domain name pointer zz-labs-163.lut.ac.uk
[86400] 164.67.231.131.in-addr.arpa. domain name pointer zz-labs-164.lut.ac.uk
[86400] 165.67.231.131.in-addr.arpa. domain name pointer zz-labs-165.lut.ac.uk
[86400] 166.67.231.131.in-addr.arpa. domain name pointer zz-labs-166.lut.ac.uk
[86400] 167.67.231.131.in-addr.arpa. domain name pointer zz-labs-167.lut.ac.uk
[86400] 168.67.231.131.in-addr.arpa. domain name pointer zz-labs-168.lut.ac.uk
[86400] 169.67.231.131.in-addr.arpa. domain name pointer zz-labs-169.lut.ac.uk
[86400] 170.67.231.131.in-addr.arpa. domain name pointer zz-labs-170.lut.ac.uk
[86400] 171.67.231.131.in-addr.arpa. domain name pointer zz-labs-171.lut.ac.uk
[86400] 172.67.231.131.in-addr.arpa. domain name pointer zz-labs-172.lut.ac.uk
[86400] 173.67.231.131.in-addr.arpa. domain name pointer zz-labs-173.lut.ac.uk
[86400] 174.67.231.131.in-addr.arpa. domain name pointer zz-labs-174.lut.ac.uk
[86400] 175.67.231.131.in-addr.arpa. domain name pointer zz-labs-175.lut.ac.uk
[86400] 176.67.231.131.in-addr.arpa. domain name pointer zz-labs-176.lut.ac.uk
[86400] 177.67.231.131.in-addr.arpa. domain name pointer zz-labs-177.lut.ac.uk
[86400] 178.67.231.131.in-addr.arpa. domain name pointer zz-labs-178.lut.ac.uk
[86400] 179.67.231.131.in-addr.arpa. domain name pointer zz-labs-179.lut.ac.uk
[86400] 180.67.231.131.in-addr.arpa. domain name pointer zz-labs-180.lut.ac.uk
[86400] 181.67.231.131.in-addr.arpa. domain name pointer zz-labs-181.lut.ac.uk
[86400] 182.67.231.131.in-addr.arpa. domain name pointer zz-labs-182.lut.ac.uk
[86400] 183.67.231.131.in-addr.arpa. domain name pointer zz-labs-183.lut.ac.uk
[86400] 184.67.231.131.in-addr.arpa. domain name pointer zz-labs-184.lut.ac.uk
[86400] 185.67.231.131.in-addr.arpa. domain name pointer zz-labs-185.lut.ac.uk
[86400] 186.67.231.131.in-addr.arpa. domain name pointer zz-labs-186.lut.ac.uk
[86400] 187.67.231.131.in-addr.arpa. domain name pointer zz-labs-187.lut.ac.uk
[86400] 188.67.231.131.in-addr.arpa. domain name pointer zz-labs-188.lut.ac.uk
[86400] 189.67.231.131.in-addr.arpa. domain name pointer zz-labs-189.lut.ac.uk
[86400] 190.67.231.131.in-addr.arpa. domain name pointer zz-labs-190.lut.ac.uk
[86400] 191.67.231.131.in-addr.arpa. domain name pointer zz-labs-191.lut.ac.uk
[86400] 192.67.231.131.in-addr.arpa. domain name pointer zz-labs-192.lut.ac.uk
[86400] 193.67.231.131.in-addr.arpa. domain name pointer zz-labs-193.lut.ac.uk
[86400] 194.67.231.131.in-addr.arpa. domain name pointer zz-labs-194.lut.ac.uk
[86400] 195.67.231.131.in-addr.arpa. domain name pointer zz-labs-195.lut.ac.uk
[86400] 196.67.231.131.in-addr.arpa. domain name pointer zz-labs-196.lut.ac.uk
[86400] 197.67.231.131.in-addr.arpa. domain name pointer zz-labs-197.lut.ac.uk
[86400] 198.67.231.131.in-addr.arpa. domain name pointer zz-labs-198.lut.ac.uk
[86400] 199.67.231.131.in-addr.arpa. domain name pointer zz-labs-199.lut.ac.uk
[86400] 200.67.231.131.in-addr.arpa. domain name pointer zz-labs-200.lut.ac.uk
[0] 201.67.231.131.in-addr.arpa.: domain name does not exist
[0] 202.67.231.131.in-addr.arpa.: domain name does not exist
[0] 203.67.231.131.in-addr.arpa.: domain name does not exist
[0] 204.67.231.131.in-addr.arpa.: domain name does not exist
[0] 205.67.231.131.in-addr.arpa.: domain name does not exist
[0] 206.67.231.131.in-addr.arpa.: domain name does not exist
[0] 207.67.231.131.in-addr.arpa.: domain name does not exist
[0] 208.67.231.131.in-addr.arpa.: domain name does not exist
[0] 209.67.231.131.in-addr.arpa.: domain name does not exist
[0] 210.67.231.131.in-addr.arpa.: domain name does not exist
[0] 211.67.231.131.in-addr.arpa.: domain name does not exist
[0] 212.67.231.131.in-addr.arpa.: domain name does not exist
[0] 213.67.231.131.in-addr.arpa.: domain name does not exist
[0] 214.67.231.131.in-addr.arpa.: domain name does not exist
[0] 215.67.231.131.in-addr.arpa.: domain name does not exist
[0] 216.67.231.131.in-addr.arpa.: domain name does not exist
[0] 217.67.231.131.in-addr.arpa.: domain name does not exist
[0] 218.67.231.131.in-addr.arpa.: domain name does not exist
[0] 219.67.231.131.in-addr.arpa.: domain name does not exist
[0] 220.67.231.131.in-addr.arpa.: domain name does not exist
[0] 221.67.231.131.in-addr.arpa.: domain name does not exist
[0] 222.67.231.131.in-addr.arpa.: domain name does not exist
[0] 223.67.231.131.in-addr.arpa.: domain name does not exist
[0] 224.67.231.131.in-addr.arpa.: domain name does not exist
[0] 225.67.231.131.in-addr.arpa.: domain name does not exist
[0] 226.67.231.131.in-addr.arpa.: domain name does not exist
[0] 227.67.231.131.in-addr.arpa.: domain name does not exist
[0] 228.67.231.131.in-addr.arpa.: domain name does not exist
[0] 229.67.231.131.in-addr.arpa.: domain name does not exist
[0] 230.67.231.131.in-addr.arpa.: domain name does not exist
[0] 231.67.231.131.in-addr.arpa.: domain name does not exist
[0] 232.67.231.131.in-addr.arpa.: domain name does not exist
[0] 233.67.231.131.in-addr.arpa.: domain name does not exist
[0] 234.67.231.131.in-addr.arpa.: domain name does not exist
[0] 235.67.231.131.in-addr.arpa.: domain name does not exist
[0] 236.67.231.131.in-addr.arpa.: domain name does not exist
[0] 237.67.231.131.in-addr.arpa.: domain name does not exist
[0] 238.67.231.131.in-addr.arpa.: domain name does not exist
[0] 239.67.231.131.in-addr.arpa.: domain name does not exist
[0] 240.67.231.131.in-addr.arpa.: domain name does not exist
[0] 241.67.231.131.in-addr.arpa.: domain name does not exist
[0] 242.67.231.131.in-addr.arpa.: domain name does not exist
[0] 243.67.231.131.in-addr.arpa.: domain name does not exist
[0] 244.67.231.131.in-addr.arpa.: domain name does not exist
[0] 245.67.231.131.in-addr.arpa.: domain name does not exist
[0] 246.67.231.131.in-addr.arpa.: domain name does not exist
[0] 247.67.231.131.in-addr.arpa.: domain name does not exist
[0] 248.67.231.131.in-addr.arpa.: domain name does not exist
[0] 249.67.231.131.in-addr.arpa.: domain name does not exist
[0] 250.67.231.131.in-addr.arpa.: domain name does not exist
[0] 251.67.231.131.in-addr.arpa.: domain name does not exist
[0] 252.67.231.131.in-addr.arpa.: domain name does not exist
[86400] 253.67.231.131.in-addr.arpa. domain name pointer secondary-router.zz-labs.hsrp.lut.ac.uk
[86400] 254.67.231.131.in-addr.arpa. domain name pointer primary-router.zz-labs.hsrp.lut.ac.uk
[0] 255.67.231.131.in-addr.arpa.: domain name does not exist