[0] 0.29.143.24.in-addr.arpa.: domain name does not exist [0] 1.29.143.24.in-addr.arpa.: domain name does not exist [0] 2.29.143.24.in-addr.arpa.: domain name does not exist [0] 3.29.143.24.in-addr.arpa.: domain name does not exist [0] 4.29.143.24.in-addr.arpa.: domain name does not exist [0] 5.29.143.24.in-addr.arpa.: domain name does not exist [0] 6.29.143.24.in-addr.arpa.: domain name does not exist [0] 7.29.143.24.in-addr.arpa.: domain name does not exist [0] 8.29.143.24.in-addr.arpa.: domain name does not exist [0] 9.29.143.24.in-addr.arpa.: domain name does not exist [0] 10.29.143.24.in-addr.arpa.: domain name does not exist [3600] 11.29.143.24.in-addr.arpa. domain name pointer csdu-2911.communicomm.com [3600] 12.29.143.24.in-addr.arpa. domain name pointer csdu-2912.communicomm.com [3600] 13.29.143.24.in-addr.arpa. domain name pointer csdu-2913.communicomm.com [3600] 14.29.143.24.in-addr.arpa. domain name pointer csdu-2914.communicomm.com [3600] 15.29.143.24.in-addr.arpa. domain name pointer csdu-2915.communicomm.com [3600] 16.29.143.24.in-addr.arpa. domain name pointer csdu-2916.communicomm.com [3600] 17.29.143.24.in-addr.arpa. domain name pointer csdu-2917.communicomm.com [3600] 18.29.143.24.in-addr.arpa. domain name pointer csdu-2918.communicomm.com [3600] 19.29.143.24.in-addr.arpa. domain name pointer csdu-2919.communicomm.com [3600] 20.29.143.24.in-addr.arpa. domain name pointer csdu-2920.communicomm.com [3600] 21.29.143.24.in-addr.arpa. domain name pointer csdu-2921.communicomm.com [3600] 22.29.143.24.in-addr.arpa. domain name pointer csdu-2922.communicomm.com [3600] 23.29.143.24.in-addr.arpa. domain name pointer csdu-2923.communicomm.com [3600] 24.29.143.24.in-addr.arpa. domain name pointer csdu-2924.communicomm.com [3600] 25.29.143.24.in-addr.arpa. domain name pointer csdu-2925.communicomm.com [3600] 26.29.143.24.in-addr.arpa. domain name pointer csdu-2926.communicomm.com [3600] 27.29.143.24.in-addr.arpa. domain name pointer csdu-2927.communicomm.com [3600] 28.29.143.24.in-addr.arpa. domain name pointer csdu-2928.communicomm.com [3600] 29.29.143.24.in-addr.arpa. domain name pointer csdu-2929.communicomm.com [3600] 30.29.143.24.in-addr.arpa. domain name pointer csdu-2930.communicomm.com [3600] 31.29.143.24.in-addr.arpa. domain name pointer csdu-2931.communicomm.com [3600] 32.29.143.24.in-addr.arpa. domain name pointer csdu-2932.communicomm.com [3600] 33.29.143.24.in-addr.arpa. domain name pointer csdu-2933.communicomm.com [3600] 34.29.143.24.in-addr.arpa. domain name pointer csdu-2934.communicomm.com [3600] 35.29.143.24.in-addr.arpa. domain name pointer csdu-2935.communicomm.com [3600] 36.29.143.24.in-addr.arpa. domain name pointer csdu-2936.communicomm.com [3600] 37.29.143.24.in-addr.arpa. domain name pointer csdu-2937.communicomm.com [3600] 38.29.143.24.in-addr.arpa. domain name pointer csdu-2938.communicomm.com [3600] 39.29.143.24.in-addr.arpa. domain name pointer csdu-2939.communicomm.com [3600] 40.29.143.24.in-addr.arpa. domain name pointer csdu-2940.communicomm.com [3600] 41.29.143.24.in-addr.arpa. domain name pointer csdu-2941.communicomm.com [3600] 42.29.143.24.in-addr.arpa. domain name pointer csdu-2942.communicomm.com [3600] 43.29.143.24.in-addr.arpa. domain name pointer csdu-2943.communicomm.com [3600] 44.29.143.24.in-addr.arpa. domain name pointer csdu-2944.communicomm.com [3600] 45.29.143.24.in-addr.arpa. domain name pointer csdu-2945.communicomm.com [3600] 46.29.143.24.in-addr.arpa. domain name pointer csdu-2946.communicomm.com [3600] 47.29.143.24.in-addr.arpa. domain name pointer csdu-2947.communicomm.com [3600] 48.29.143.24.in-addr.arpa. domain name pointer csdu-2948.communicomm.com [3600] 49.29.143.24.in-addr.arpa. domain name pointer csdu-2949.communicomm.com [3600] 50.29.143.24.in-addr.arpa. domain name pointer csdu-2950.communicomm.com [3600] 51.29.143.24.in-addr.arpa. domain name pointer csdu-2951.communicomm.com [3600] 52.29.143.24.in-addr.arpa. domain name pointer csdu-2952.communicomm.com [3600] 53.29.143.24.in-addr.arpa. domain name pointer csdu-2953.communicomm.com [3600] 54.29.143.24.in-addr.arpa. domain name pointer csdu-2954.communicomm.com [3600] 55.29.143.24.in-addr.arpa. domain name pointer csdu-2955.communicomm.com [3600] 56.29.143.24.in-addr.arpa. domain name pointer csdu-2956.communicomm.com [3600] 57.29.143.24.in-addr.arpa. domain name pointer csdu-2957.communicomm.com [3600] 58.29.143.24.in-addr.arpa. domain name pointer csdu-2958.communicomm.com [3600] 59.29.143.24.in-addr.arpa. domain name pointer csdu-2959.communicomm.com [3600] 60.29.143.24.in-addr.arpa. domain name pointer csdu-2960.communicomm.com [3600] 61.29.143.24.in-addr.arpa. domain name pointer csdu-2961.communicomm.com [3600] 62.29.143.24.in-addr.arpa. domain name pointer csdu-2962.communicomm.com [3600] 63.29.143.24.in-addr.arpa. domain name pointer csdu-2963.communicomm.com [3600] 64.29.143.24.in-addr.arpa. domain name pointer csdu-2964.communicomm.com [3600] 65.29.143.24.in-addr.arpa. domain name pointer csdu-2965.communicomm.com [3600] 66.29.143.24.in-addr.arpa. domain name pointer csdu-2966.communicomm.com [3600] 67.29.143.24.in-addr.arpa. domain name pointer csdu-2967.communicomm.com [3600] 68.29.143.24.in-addr.arpa. domain name pointer csdu-2968.communicomm.com [3600] 69.29.143.24.in-addr.arpa. domain name pointer csdu-2969.communicomm.com [3600] 70.29.143.24.in-addr.arpa. domain name pointer csdu-2970.communicomm.com [3600] 71.29.143.24.in-addr.arpa. domain name pointer csdu-2971.communicomm.com [3600] 72.29.143.24.in-addr.arpa. domain name pointer csdu-2972.communicomm.com [3600] 73.29.143.24.in-addr.arpa. domain name pointer csdu-2973.communicomm.com [3600] 74.29.143.24.in-addr.arpa. domain name pointer csdu-2974.communicomm.com [3600] 75.29.143.24.in-addr.arpa. domain name pointer csdu-2975.communicomm.com [3600] 76.29.143.24.in-addr.arpa. domain name pointer csdu-2976.communicomm.com [3600] 77.29.143.24.in-addr.arpa. domain name pointer csdu-2977.communicomm.com [3600] 78.29.143.24.in-addr.arpa. domain name pointer csdu-2978.communicomm.com [3600] 79.29.143.24.in-addr.arpa. domain name pointer csdu-2979.communicomm.com [3600] 80.29.143.24.in-addr.arpa. domain name pointer csdu-2980.communicomm.com [0] 81.29.143.24.in-addr.arpa.: domain name does not exist [3600] 82.29.143.24.in-addr.arpa. domain name pointer csdu-2982.communicomm.com [3600] 83.29.143.24.in-addr.arpa. domain name pointer csdu-2983.communicomm.com [3600] 84.29.143.24.in-addr.arpa. domain name pointer csdu-2984.communicomm.com [3600] 85.29.143.24.in-addr.arpa. domain name pointer csdu-2985.communicomm.com [3600] 86.29.143.24.in-addr.arpa. domain name pointer csdu-2986.communicomm.com [3600] 87.29.143.24.in-addr.arpa. domain name pointer csdu-2987.communicomm.com [3600] 88.29.143.24.in-addr.arpa. domain name pointer csdu-2988.communicomm.com [3600] 89.29.143.24.in-addr.arpa. domain name pointer csdu-2989.communicomm.com [3600] 90.29.143.24.in-addr.arpa. domain name pointer csdu-2990.communicomm.com [3600] 91.29.143.24.in-addr.arpa. domain name pointer csdu-2991.communicomm.com [3600] 92.29.143.24.in-addr.arpa. domain name pointer csdu-2992.communicomm.com [3600] 93.29.143.24.in-addr.arpa. domain name pointer csdu-2993.communicomm.com [3600] 94.29.143.24.in-addr.arpa. domain name pointer csdu-2994.communicomm.com [3600] 95.29.143.24.in-addr.arpa. domain name pointer csdu-2995.communicomm.com [3600] 96.29.143.24.in-addr.arpa. domain name pointer csdu-2996.communicomm.com [3600] 97.29.143.24.in-addr.arpa. domain name pointer csdu-2997.communicomm.com [3600] 98.29.143.24.in-addr.arpa. domain name pointer csdu-2998.communicomm.com [3600] 99.29.143.24.in-addr.arpa. domain name pointer csdu-2999.communicomm.com [3600] 100.29.143.24.in-addr.arpa. domain name pointer csdu-29100.communicomm.com [3600] 101.29.143.24.in-addr.arpa. domain name pointer csdu-29101.communicomm.com [3600] 102.29.143.24.in-addr.arpa. domain name pointer csdu-29102.communicomm.com [3600] 103.29.143.24.in-addr.arpa. domain name pointer csdu-29103.communicomm.com [3600] 104.29.143.24.in-addr.arpa. domain name pointer csdu-29104.communicomm.com [3600] 105.29.143.24.in-addr.arpa. domain name pointer csdu-29105.communicomm.com [3600] 106.29.143.24.in-addr.arpa. domain name pointer csdu-29106.communicomm.com [3600] 107.29.143.24.in-addr.arpa. domain name pointer csdu-29107.communicomm.com [3600] 108.29.143.24.in-addr.arpa. domain name pointer csdu-29108.communicomm.com [3600] 109.29.143.24.in-addr.arpa. domain name pointer csdu-29109.communicomm.com [3600] 110.29.143.24.in-addr.arpa. domain name pointer csdu-29110.communicomm.com [3600] 111.29.143.24.in-addr.arpa. domain name pointer csdu-29111.communicomm.com [3600] 112.29.143.24.in-addr.arpa. domain name pointer csdu-29112.communicomm.com [3600] 113.29.143.24.in-addr.arpa. domain name pointer csdu-29113.communicomm.com [3600] 114.29.143.24.in-addr.arpa. domain name pointer csdu-29114.communicomm.com [3600] 115.29.143.24.in-addr.arpa. domain name pointer csdu-29115.communicomm.com [3600] 116.29.143.24.in-addr.arpa. domain name pointer csdu-29116.communicomm.com [3600] 117.29.143.24.in-addr.arpa. domain name pointer csdu-29117.communicomm.com [3600] 118.29.143.24.in-addr.arpa. domain name pointer csdu-29118.communicomm.com [3600] 119.29.143.24.in-addr.arpa. domain name pointer csdu-29119.communicomm.com [3600] 120.29.143.24.in-addr.arpa. domain name pointer csdu-29120.communicomm.com [3600] 121.29.143.24.in-addr.arpa. domain name pointer csdu-29121.communicomm.com [3600] 122.29.143.24.in-addr.arpa. domain name pointer csdu-29122.communicomm.com [3600] 123.29.143.24.in-addr.arpa. domain name pointer csdu-29123.communicomm.com [3600] 124.29.143.24.in-addr.arpa. domain name pointer csdu-29124.communicomm.com [3600] 125.29.143.24.in-addr.arpa. domain name pointer csdu-29125.communicomm.com [3600] 126.29.143.24.in-addr.arpa. domain name pointer csdu-29126.communicomm.com [3600] 127.29.143.24.in-addr.arpa. domain name pointer csdu-29127.communicomm.com [3600] 128.29.143.24.in-addr.arpa. domain name pointer csdu-29128.communicomm.com [3600] 129.29.143.24.in-addr.arpa. domain name pointer csdu-29129.communicomm.com [3600] 130.29.143.24.in-addr.arpa. domain name pointer csdu-29130.communicomm.com [3600] 131.29.143.24.in-addr.arpa. domain name pointer csdu-29131.communicomm.com [3600] 132.29.143.24.in-addr.arpa. domain name pointer csdu-29132.communicomm.com [3600] 133.29.143.24.in-addr.arpa. domain name pointer csdu-29133.communicomm.com [3600] 134.29.143.24.in-addr.arpa. domain name pointer csdu-29134.communicomm.com [3600] 135.29.143.24.in-addr.arpa. domain name pointer csdu-29135.communicomm.com [3600] 136.29.143.24.in-addr.arpa. domain name pointer csdu-29136.communicomm.com [3600] 137.29.143.24.in-addr.arpa. domain name pointer csdu-29137.communicomm.com [3600] 138.29.143.24.in-addr.arpa. domain name pointer csdu-29138.communicomm.com [3600] 139.29.143.24.in-addr.arpa. domain name pointer csdu-29139.communicomm.com [3600] 140.29.143.24.in-addr.arpa. domain name pointer csdu-29140.communicomm.com [3600] 141.29.143.24.in-addr.arpa. domain name pointer csdu-29141.communicomm.com [3600] 142.29.143.24.in-addr.arpa. domain name pointer csdu-29142.communicomm.com [3600] 143.29.143.24.in-addr.arpa. domain name pointer csdu-29143.communicomm.com [3600] 144.29.143.24.in-addr.arpa. domain name pointer csdu-29144.communicomm.com [3600] 145.29.143.24.in-addr.arpa. domain name pointer csdu-29145.communicomm.com [3600] 146.29.143.24.in-addr.arpa. domain name pointer csdu-29146.communicomm.com [3600] 147.29.143.24.in-addr.arpa. domain name pointer csdu-29147.communicomm.com [3600] 148.29.143.24.in-addr.arpa. domain name pointer csdu-29148.communicomm.com [3600] 149.29.143.24.in-addr.arpa. domain name pointer csdu-29149.communicomm.com [3600] 150.29.143.24.in-addr.arpa. domain name pointer csdu-29150.communicomm.com [3600] 151.29.143.24.in-addr.arpa. domain name pointer csdu-29151.communicomm.com [3600] 152.29.143.24.in-addr.arpa. domain name pointer csdu-29152.communicomm.com [3600] 153.29.143.24.in-addr.arpa. domain name pointer csdu-29153.communicomm.com [3600] 154.29.143.24.in-addr.arpa. domain name pointer csdu-29154.communicomm.com [3600] 155.29.143.24.in-addr.arpa. domain name pointer csdu-29155.communicomm.com [3600] 156.29.143.24.in-addr.arpa. domain name pointer csdu-29156.communicomm.com [3600] 157.29.143.24.in-addr.arpa. domain name pointer csdu-29157.communicomm.com [3600] 158.29.143.24.in-addr.arpa. domain name pointer csdu-29158.communicomm.com [3600] 159.29.143.24.in-addr.arpa. domain name pointer csdu-29159.communicomm.com [3600] 160.29.143.24.in-addr.arpa. domain name pointer csdu-29160.communicomm.com [3600] 161.29.143.24.in-addr.arpa. domain name pointer csdu-29161.communicomm.com [3600] 162.29.143.24.in-addr.arpa. domain name pointer csdu-29162.communicomm.com [3600] 163.29.143.24.in-addr.arpa. domain name pointer csdu-29163.communicomm.com [3600] 164.29.143.24.in-addr.arpa. domain name pointer csdu-29164.communicomm.com [3600] 165.29.143.24.in-addr.arpa. domain name pointer csdu-29165.communicomm.com [3600] 166.29.143.24.in-addr.arpa. domain name pointer csdu-29166.communicomm.com [3600] 167.29.143.24.in-addr.arpa. domain name pointer csdu-29167.communicomm.com [3600] 168.29.143.24.in-addr.arpa. domain name pointer csdu-29168.communicomm.com [3600] 169.29.143.24.in-addr.arpa. domain name pointer csdu-29169.communicomm.com [3600] 170.29.143.24.in-addr.arpa. domain name pointer csdu-29170.communicomm.com [3600] 171.29.143.24.in-addr.arpa. domain name pointer csdu-29171.communicomm.com [3600] 172.29.143.24.in-addr.arpa. domain name pointer csdu-29172.communicomm.com [3600] 173.29.143.24.in-addr.arpa. domain name pointer csdu-29173.communicomm.com [3600] 174.29.143.24.in-addr.arpa. domain name pointer csdu-29174.communicomm.com [3600] 175.29.143.24.in-addr.arpa. domain name pointer csdu-29175.communicomm.com [3600] 176.29.143.24.in-addr.arpa. domain name pointer csdu-29176.communicomm.com [3600] 177.29.143.24.in-addr.arpa. domain name pointer csdu-29177.communicomm.com [3600] 178.29.143.24.in-addr.arpa. domain name pointer csdu-29178.communicomm.com [3600] 179.29.143.24.in-addr.arpa. domain name pointer csdu-29179.communicomm.com [3600] 180.29.143.24.in-addr.arpa. domain name pointer csdu-29180.communicomm.com [3600] 181.29.143.24.in-addr.arpa. domain name pointer csdu-29181.communicomm.com [3600] 182.29.143.24.in-addr.arpa. domain name pointer csdu-29182.communicomm.com [3600] 183.29.143.24.in-addr.arpa. domain name pointer csdu-29183.communicomm.com [3600] 184.29.143.24.in-addr.arpa. domain name pointer csdu-29184.communicomm.com [3600] 185.29.143.24.in-addr.arpa. domain name pointer csdu-29185.communicomm.com [3600] 186.29.143.24.in-addr.arpa. domain name pointer csdu-29186.communicomm.com [3600] 187.29.143.24.in-addr.arpa. domain name pointer csdu-29187.communicomm.com [3600] 188.29.143.24.in-addr.arpa. domain name pointer csdu-29188.communicomm.com [3600] 189.29.143.24.in-addr.arpa. domain name pointer csdu-29189.communicomm.com [3600] 190.29.143.24.in-addr.arpa. domain name pointer csdu-29190.communicomm.com [3600] 191.29.143.24.in-addr.arpa. domain name pointer csdu-29191.communicomm.com [3600] 192.29.143.24.in-addr.arpa. domain name pointer csdu-29192.communicomm.com [3600] 193.29.143.24.in-addr.arpa. domain name pointer csdu-29193.communicomm.com [3600] 194.29.143.24.in-addr.arpa. domain name pointer csdu-29194.communicomm.com [3600] 195.29.143.24.in-addr.arpa. domain name pointer csdu-29195.communicomm.com [3600] 196.29.143.24.in-addr.arpa. domain name pointer csdu-29196.communicomm.com [3600] 197.29.143.24.in-addr.arpa. domain name pointer csdu-29197.communicomm.com [3600] 198.29.143.24.in-addr.arpa. domain name pointer csdu-29198.communicomm.com [3600] 199.29.143.24.in-addr.arpa. domain name pointer csdu-29199.communicomm.com [3600] 200.29.143.24.in-addr.arpa. domain name pointer csdu-29200.communicomm.com [3600] 201.29.143.24.in-addr.arpa. domain name pointer csdu-29201.communicomm.com [3600] 202.29.143.24.in-addr.arpa. domain name pointer csdu-29202.communicomm.com [3600] 203.29.143.24.in-addr.arpa. domain name pointer csdu-29203.communicomm.com [3600] 204.29.143.24.in-addr.arpa. domain name pointer csdu-29204.communicomm.com [3600] 205.29.143.24.in-addr.arpa. domain name pointer csdu-29205.communicomm.com [3600] 206.29.143.24.in-addr.arpa. domain name pointer csdu-29206.communicomm.com [3600] 207.29.143.24.in-addr.arpa. domain name pointer csdu-29207.communicomm.com [3600] 208.29.143.24.in-addr.arpa. domain name pointer csdu-29208.communicomm.com [3600] 209.29.143.24.in-addr.arpa. domain name pointer csdu-29209.communicomm.com [3600] 210.29.143.24.in-addr.arpa. domain name pointer csdu-29210.communicomm.com [3600] 211.29.143.24.in-addr.arpa. domain name pointer csdu-29211.communicomm.com [3600] 212.29.143.24.in-addr.arpa. domain name pointer csdu-29212.communicomm.com [3600] 213.29.143.24.in-addr.arpa. domain name pointer csdu-29213.communicomm.com [3600] 214.29.143.24.in-addr.arpa. domain name pointer csdu-29214.communicomm.com [3600] 215.29.143.24.in-addr.arpa. domain name pointer csdu-29215.communicomm.com [3600] 216.29.143.24.in-addr.arpa. domain name pointer csdu-29216.communicomm.com [3600] 217.29.143.24.in-addr.arpa. domain name pointer csdu-29217.communicomm.com [3600] 218.29.143.24.in-addr.arpa. domain name pointer csdu-29218.communicomm.com [3600] 219.29.143.24.in-addr.arpa. domain name pointer csdu-29219.communicomm.com [3600] 220.29.143.24.in-addr.arpa. domain name pointer csdu-29220.communicomm.com [3600] 221.29.143.24.in-addr.arpa. domain name pointer csdu-29221.communicomm.com [3600] 222.29.143.24.in-addr.arpa. domain name pointer csdu-29222.communicomm.com [3600] 223.29.143.24.in-addr.arpa. domain name pointer csdu-29223.communicomm.com [3600] 224.29.143.24.in-addr.arpa. domain name pointer csdu-29224.communicomm.com [3600] 225.29.143.24.in-addr.arpa. domain name pointer csdu-29225.communicomm.com [3600] 226.29.143.24.in-addr.arpa. domain name pointer csdu-29226.communicomm.com [3600] 227.29.143.24.in-addr.arpa. domain name pointer csdu-29227.communicomm.com [3600] 228.29.143.24.in-addr.arpa. domain name pointer csdu-29228.communicomm.com [3600] 229.29.143.24.in-addr.arpa. domain name pointer csdu-29229.communicomm.com [3600] 230.29.143.24.in-addr.arpa. domain name pointer csdu-29230.communicomm.com [3600] 231.29.143.24.in-addr.arpa. domain name pointer csdu-29231.communicomm.com [3600] 232.29.143.24.in-addr.arpa. domain name pointer csdu-29232.communicomm.com [3600] 233.29.143.24.in-addr.arpa. domain name pointer csdu-29233.communicomm.com [3600] 234.29.143.24.in-addr.arpa. domain name pointer csdu-29234.communicomm.com [3600] 235.29.143.24.in-addr.arpa. domain name pointer csdu-29235.communicomm.com [3600] 236.29.143.24.in-addr.arpa. domain name pointer csdu-29236.communicomm.com [3600] 237.29.143.24.in-addr.arpa. domain name pointer csdu-29237.communicomm.com [3600] 238.29.143.24.in-addr.arpa. domain name pointer csdu-29238.communicomm.com [3600] 239.29.143.24.in-addr.arpa. domain name pointer csdu-29239.communicomm.com [3600] 240.29.143.24.in-addr.arpa. domain name pointer csdu-29240.communicomm.com [3600] 241.29.143.24.in-addr.arpa. domain name pointer csdu-29241.communicomm.com [3600] 242.29.143.24.in-addr.arpa. domain name pointer csdu-29242.communicomm.com [3600] 243.29.143.24.in-addr.arpa. domain name pointer csdu-29243.communicomm.com [3600] 244.29.143.24.in-addr.arpa. domain name pointer csdu-29244.communicomm.com [3600] 245.29.143.24.in-addr.arpa. domain name pointer csdu-29245.communicomm.com [3600] 246.29.143.24.in-addr.arpa. domain name pointer csdu-29246.communicomm.com [3600] 247.29.143.24.in-addr.arpa. domain name pointer csdu-29247.communicomm.com [3600] 248.29.143.24.in-addr.arpa. domain name pointer csdu-29248.communicomm.com [3600] 249.29.143.24.in-addr.arpa. domain name pointer csdu-29249.communicomm.com [3600] 250.29.143.24.in-addr.arpa. domain name pointer csdu-29250.communicomm.com [3600] 251.29.143.24.in-addr.arpa. domain name pointer csdu-29251.communicomm.com [3600] 252.29.143.24.in-addr.arpa. domain name pointer csdu-29252.communicomm.com [3600] 253.29.143.24.in-addr.arpa. domain name pointer csdu-29253.communicomm.com [3600] 254.29.143.24.in-addr.arpa. domain name pointer csdu-29254.communicomm.com [0] 255.29.143.24.in-addr.arpa.: domain name does not exist