[0] 0.20.143.24.in-addr.arpa.: domain name does not exist [0] 1.20.143.24.in-addr.arpa.: domain name does not exist [0] 2.20.143.24.in-addr.arpa.: domain name does not exist [0] 3.20.143.24.in-addr.arpa.: domain name does not exist [0] 4.20.143.24.in-addr.arpa.: domain name does not exist [0] 5.20.143.24.in-addr.arpa.: domain name does not exist [0] 6.20.143.24.in-addr.arpa.: domain name does not exist [0] 7.20.143.24.in-addr.arpa.: domain name does not exist [0] 8.20.143.24.in-addr.arpa.: domain name does not exist [0] 9.20.143.24.in-addr.arpa.: domain name does not exist [0] 10.20.143.24.in-addr.arpa.: domain name does not exist [3600] 11.20.143.24.in-addr.arpa. domain name pointer csdo-2011.communicomm.com [3600] 12.20.143.24.in-addr.arpa. domain name pointer csdo-2012.communicomm.com [3600] 13.20.143.24.in-addr.arpa. domain name pointer csdo-2013.communicomm.com [3600] 14.20.143.24.in-addr.arpa. domain name pointer csdo-2014.communicomm.com [3600] 15.20.143.24.in-addr.arpa. domain name pointer csdo-2015.communicomm.com [3600] 16.20.143.24.in-addr.arpa. domain name pointer csdo-2016.communicomm.com [3600] 17.20.143.24.in-addr.arpa. domain name pointer csdo-2017.communicomm.com [3600] 18.20.143.24.in-addr.arpa. domain name pointer csdo-2018.communicomm.com [3600] 19.20.143.24.in-addr.arpa. domain name pointer csdo-2019.communicomm.com [3600] 20.20.143.24.in-addr.arpa. domain name pointer csdo-2020.communicomm.com [3600] 21.20.143.24.in-addr.arpa. domain name pointer csdo-2021.communicomm.com [3600] 22.20.143.24.in-addr.arpa. domain name pointer csdo-2022.communicomm.com [3600] 23.20.143.24.in-addr.arpa. domain name pointer csdo-2023.communicomm.com [3600] 24.20.143.24.in-addr.arpa. domain name pointer csdo-2024.communicomm.com [3600] 25.20.143.24.in-addr.arpa. domain name pointer csdo-2025.communicomm.com [3600] 26.20.143.24.in-addr.arpa. domain name pointer csdo-2026.communicomm.com [3600] 27.20.143.24.in-addr.arpa. domain name pointer csdo-2027.communicomm.com [3600] 28.20.143.24.in-addr.arpa. domain name pointer csdo-2028.communicomm.com [3600] 29.20.143.24.in-addr.arpa. domain name pointer csdo-2029.communicomm.com [3600] 30.20.143.24.in-addr.arpa. domain name pointer csdo-2030.communicomm.com [3600] 31.20.143.24.in-addr.arpa. domain name pointer csdo-2031.communicomm.com [3600] 32.20.143.24.in-addr.arpa. domain name pointer csdo-2032.communicomm.com [3600] 33.20.143.24.in-addr.arpa. domain name pointer csdo-2033.communicomm.com [3600] 34.20.143.24.in-addr.arpa. domain name pointer csdo-2034.communicomm.com [3600] 35.20.143.24.in-addr.arpa. domain name pointer csdo-2035.communicomm.com [3600] 36.20.143.24.in-addr.arpa. domain name pointer csdo-2036.communicomm.com [3600] 37.20.143.24.in-addr.arpa. domain name pointer csdo-2037.communicomm.com [3600] 38.20.143.24.in-addr.arpa. domain name pointer csdo-2038.communicomm.com [3600] 39.20.143.24.in-addr.arpa. domain name pointer csdo-2039.communicomm.com [3600] 40.20.143.24.in-addr.arpa. domain name pointer csdo-2040.communicomm.com [3600] 41.20.143.24.in-addr.arpa. domain name pointer csdo-2041.communicomm.com [3600] 42.20.143.24.in-addr.arpa. domain name pointer csdo-2042.communicomm.com [3600] 43.20.143.24.in-addr.arpa. domain name pointer csdo-2043.communicomm.com [3600] 44.20.143.24.in-addr.arpa. domain name pointer csdo-2044.communicomm.com [3600] 45.20.143.24.in-addr.arpa. domain name pointer csdo-2045.communicomm.com [3600] 46.20.143.24.in-addr.arpa. domain name pointer csdo-2046.communicomm.com [3600] 47.20.143.24.in-addr.arpa. domain name pointer csdo-2047.communicomm.com [3600] 48.20.143.24.in-addr.arpa. domain name pointer csdo-2048.communicomm.com [3600] 49.20.143.24.in-addr.arpa. domain name pointer csdo-2049.communicomm.com [3600] 50.20.143.24.in-addr.arpa. domain name pointer csdo-2050.communicomm.com [3600] 51.20.143.24.in-addr.arpa. domain name pointer csdo-2051.communicomm.com [3600] 52.20.143.24.in-addr.arpa. domain name pointer csdo-2052.communicomm.com [3600] 53.20.143.24.in-addr.arpa. domain name pointer csdo-2053.communicomm.com [3600] 54.20.143.24.in-addr.arpa. domain name pointer csdo-2054.communicomm.com [3600] 55.20.143.24.in-addr.arpa. domain name pointer csdo-2055.communicomm.com [3600] 56.20.143.24.in-addr.arpa. domain name pointer csdo-2056.communicomm.com [3600] 57.20.143.24.in-addr.arpa. domain name pointer csdo-2057.communicomm.com [3600] 58.20.143.24.in-addr.arpa. domain name pointer csdo-2058.communicomm.com [3600] 59.20.143.24.in-addr.arpa. domain name pointer csdo-2059.communicomm.com [3600] 60.20.143.24.in-addr.arpa. domain name pointer csdo-2060.communicomm.com [3600] 61.20.143.24.in-addr.arpa. domain name pointer csdo-2061.communicomm.com [3600] 62.20.143.24.in-addr.arpa. domain name pointer csdo-2062.communicomm.com [3600] 63.20.143.24.in-addr.arpa. domain name pointer csdo-2063.communicomm.com [3600] 64.20.143.24.in-addr.arpa. domain name pointer csdo-2064.communicomm.com [3600] 65.20.143.24.in-addr.arpa. domain name pointer csdo-2065.communicomm.com [3600] 66.20.143.24.in-addr.arpa. domain name pointer csdo-2066.communicomm.com [3600] 67.20.143.24.in-addr.arpa. domain name pointer csdo-2067.communicomm.com [3600] 68.20.143.24.in-addr.arpa. domain name pointer csdo-2068.communicomm.com [3600] 69.20.143.24.in-addr.arpa. domain name pointer csdo-2069.communicomm.com [3600] 70.20.143.24.in-addr.arpa. domain name pointer csdo-2070.communicomm.com [3600] 71.20.143.24.in-addr.arpa. domain name pointer csdo-2071.communicomm.com [3600] 72.20.143.24.in-addr.arpa. domain name pointer csdo-2072.communicomm.com [3600] 73.20.143.24.in-addr.arpa. domain name pointer csdo-2073.communicomm.com [3600] 74.20.143.24.in-addr.arpa. domain name pointer csdo-2074.communicomm.com [3600] 75.20.143.24.in-addr.arpa. domain name pointer csdo-2075.communicomm.com [3600] 76.20.143.24.in-addr.arpa. domain name pointer csdo-2076.communicomm.com [3600] 77.20.143.24.in-addr.arpa. domain name pointer csdo-2077.communicomm.com [3600] 78.20.143.24.in-addr.arpa. domain name pointer csdo-2078.communicomm.com [3600] 79.20.143.24.in-addr.arpa. domain name pointer csdo-2079.communicomm.com [3600] 80.20.143.24.in-addr.arpa. domain name pointer csdo-2080.communicomm.com [0] 81.20.143.24.in-addr.arpa.: domain name does not exist [3600] 82.20.143.24.in-addr.arpa. domain name pointer csdo-2082.communicomm.com [3600] 83.20.143.24.in-addr.arpa. domain name pointer csdo-2083.communicomm.com [3600] 84.20.143.24.in-addr.arpa. domain name pointer csdo-2084.communicomm.com [3600] 85.20.143.24.in-addr.arpa. domain name pointer csdo-2085.communicomm.com [3600] 86.20.143.24.in-addr.arpa. domain name pointer csdo-2086.communicomm.com [3600] 87.20.143.24.in-addr.arpa. domain name pointer csdo-2087.communicomm.com [3600] 88.20.143.24.in-addr.arpa. domain name pointer csdo-2088.communicomm.com [3600] 89.20.143.24.in-addr.arpa. domain name pointer csdo-2089.communicomm.com [3600] 90.20.143.24.in-addr.arpa. domain name pointer csdo-2090.communicomm.com [3600] 91.20.143.24.in-addr.arpa. domain name pointer csdo-2091.communicomm.com [3600] 92.20.143.24.in-addr.arpa. domain name pointer csdo-2092.communicomm.com [3600] 93.20.143.24.in-addr.arpa. domain name pointer csdo-2093.communicomm.com [3600] 94.20.143.24.in-addr.arpa. domain name pointer csdo-2094.communicomm.com [3600] 95.20.143.24.in-addr.arpa. domain name pointer csdo-2095.communicomm.com [3600] 96.20.143.24.in-addr.arpa. domain name pointer csdo-2096.communicomm.com [3600] 97.20.143.24.in-addr.arpa. domain name pointer csdo-2097.communicomm.com [3600] 98.20.143.24.in-addr.arpa. domain name pointer csdo-2098.communicomm.com [3600] 99.20.143.24.in-addr.arpa. domain name pointer csdo-2099.communicomm.com [3600] 100.20.143.24.in-addr.arpa. domain name pointer csdo-20100.communicomm.com [3600] 101.20.143.24.in-addr.arpa. domain name pointer csdo-20101.communicomm.com [3600] 102.20.143.24.in-addr.arpa. domain name pointer csdo-20102.communicomm.com [3600] 103.20.143.24.in-addr.arpa. domain name pointer csdo-20103.communicomm.com [3600] 104.20.143.24.in-addr.arpa. domain name pointer csdo-20104.communicomm.com [3600] 105.20.143.24.in-addr.arpa. domain name pointer csdo-20105.communicomm.com [3600] 106.20.143.24.in-addr.arpa. domain name pointer csdo-20106.communicomm.com [3600] 107.20.143.24.in-addr.arpa. domain name pointer csdo-20107.communicomm.com [3600] 108.20.143.24.in-addr.arpa. domain name pointer csdo-20108.communicomm.com [3600] 109.20.143.24.in-addr.arpa. domain name pointer csdo-20109.communicomm.com [3600] 110.20.143.24.in-addr.arpa. domain name pointer csdo-20110.communicomm.com [3600] 111.20.143.24.in-addr.arpa. domain name pointer csdo-20111.communicomm.com [3600] 112.20.143.24.in-addr.arpa. domain name pointer csdo-20112.communicomm.com [3600] 113.20.143.24.in-addr.arpa. domain name pointer csdo-20113.communicomm.com [3600] 114.20.143.24.in-addr.arpa. domain name pointer csdo-20114.communicomm.com [3600] 115.20.143.24.in-addr.arpa. domain name pointer csdo-20115.communicomm.com [3600] 116.20.143.24.in-addr.arpa. domain name pointer csdo-20116.communicomm.com [3600] 117.20.143.24.in-addr.arpa. domain name pointer csdo-20117.communicomm.com [3600] 118.20.143.24.in-addr.arpa. domain name pointer csdo-20118.communicomm.com [3600] 119.20.143.24.in-addr.arpa. domain name pointer csdo-20119.communicomm.com [3600] 120.20.143.24.in-addr.arpa. domain name pointer csdo-20120.communicomm.com [3600] 121.20.143.24.in-addr.arpa. domain name pointer csdo-20121.communicomm.com [3600] 122.20.143.24.in-addr.arpa. domain name pointer csdo-20122.communicomm.com [3600] 123.20.143.24.in-addr.arpa. domain name pointer csdo-20123.communicomm.com [3600] 124.20.143.24.in-addr.arpa. domain name pointer csdo-20124.communicomm.com [3600] 125.20.143.24.in-addr.arpa. domain name pointer csdo-20125.communicomm.com [3600] 126.20.143.24.in-addr.arpa. domain name pointer csdo-20126.communicomm.com [3600] 127.20.143.24.in-addr.arpa. domain name pointer csdo-20127.communicomm.com [3600] 128.20.143.24.in-addr.arpa. domain name pointer csdo-20128.communicomm.com [3600] 129.20.143.24.in-addr.arpa. domain name pointer csdo-20129.communicomm.com [3600] 130.20.143.24.in-addr.arpa. domain name pointer csdo-20130.communicomm.com [3600] 131.20.143.24.in-addr.arpa. domain name pointer csdo-20131.communicomm.com [3600] 132.20.143.24.in-addr.arpa. domain name pointer csdo-20132.communicomm.com [3600] 133.20.143.24.in-addr.arpa. domain name pointer csdo-20133.communicomm.com [3600] 134.20.143.24.in-addr.arpa. domain name pointer csdo-20134.communicomm.com [3600] 135.20.143.24.in-addr.arpa. domain name pointer csdo-20135.communicomm.com [3600] 136.20.143.24.in-addr.arpa. domain name pointer csdo-20136.communicomm.com [3600] 137.20.143.24.in-addr.arpa. domain name pointer csdo-20137.communicomm.com [3600] 138.20.143.24.in-addr.arpa. domain name pointer csdo-20138.communicomm.com [3600] 139.20.143.24.in-addr.arpa. domain name pointer csdo-20139.communicomm.com [3600] 140.20.143.24.in-addr.arpa. domain name pointer csdo-20140.communicomm.com [3600] 141.20.143.24.in-addr.arpa. domain name pointer csdo-20141.communicomm.com [3600] 142.20.143.24.in-addr.arpa. domain name pointer csdo-20142.communicomm.com [3600] 143.20.143.24.in-addr.arpa. domain name pointer csdo-20143.communicomm.com [3600] 144.20.143.24.in-addr.arpa. domain name pointer csdo-20144.communicomm.com [3600] 145.20.143.24.in-addr.arpa. domain name pointer csdo-20145.communicomm.com [3600] 146.20.143.24.in-addr.arpa. domain name pointer csdo-20146.communicomm.com [3600] 147.20.143.24.in-addr.arpa. domain name pointer csdo-20147.communicomm.com [3600] 148.20.143.24.in-addr.arpa. domain name pointer csdo-20148.communicomm.com [3600] 149.20.143.24.in-addr.arpa. domain name pointer csdo-20149.communicomm.com [3600] 150.20.143.24.in-addr.arpa. domain name pointer csdo-20150.communicomm.com [3600] 151.20.143.24.in-addr.arpa. domain name pointer csdo-20151.communicomm.com [3600] 152.20.143.24.in-addr.arpa. domain name pointer csdo-20152.communicomm.com [3600] 153.20.143.24.in-addr.arpa. domain name pointer csdo-20153.communicomm.com [3600] 154.20.143.24.in-addr.arpa. domain name pointer csdo-20154.communicomm.com [3600] 155.20.143.24.in-addr.arpa. domain name pointer csdo-20155.communicomm.com [3600] 156.20.143.24.in-addr.arpa. domain name pointer csdo-20156.communicomm.com [3600] 157.20.143.24.in-addr.arpa. domain name pointer csdo-20157.communicomm.com [3600] 158.20.143.24.in-addr.arpa. domain name pointer csdo-20158.communicomm.com [3600] 159.20.143.24.in-addr.arpa. domain name pointer csdo-20159.communicomm.com [3600] 160.20.143.24.in-addr.arpa. domain name pointer csdo-20160.communicomm.com [3600] 161.20.143.24.in-addr.arpa. domain name pointer csdo-20161.communicomm.com [3600] 162.20.143.24.in-addr.arpa. domain name pointer csdo-20162.communicomm.com [3600] 163.20.143.24.in-addr.arpa. domain name pointer csdo-20163.communicomm.com [3600] 164.20.143.24.in-addr.arpa. domain name pointer csdo-20164.communicomm.com [3600] 165.20.143.24.in-addr.arpa. domain name pointer csdo-20165.communicomm.com [3600] 166.20.143.24.in-addr.arpa. domain name pointer csdo-20166.communicomm.com [3600] 167.20.143.24.in-addr.arpa. domain name pointer csdo-20167.communicomm.com [3600] 168.20.143.24.in-addr.arpa. domain name pointer csdo-20168.communicomm.com [3600] 169.20.143.24.in-addr.arpa. domain name pointer csdo-20169.communicomm.com [3600] 170.20.143.24.in-addr.arpa. domain name pointer csdo-20170.communicomm.com [3600] 171.20.143.24.in-addr.arpa. domain name pointer csdo-20171.communicomm.com [3600] 172.20.143.24.in-addr.arpa. domain name pointer csdo-20172.communicomm.com [3600] 173.20.143.24.in-addr.arpa. domain name pointer csdo-20173.communicomm.com [3600] 174.20.143.24.in-addr.arpa. domain name pointer csdo-20174.communicomm.com [3600] 175.20.143.24.in-addr.arpa. domain name pointer csdo-20175.communicomm.com [3600] 176.20.143.24.in-addr.arpa. domain name pointer csdo-20176.communicomm.com [3600] 177.20.143.24.in-addr.arpa. domain name pointer csdo-20177.communicomm.com [3600] 178.20.143.24.in-addr.arpa. domain name pointer csdo-20178.communicomm.com [3600] 179.20.143.24.in-addr.arpa. domain name pointer csdo-20179.communicomm.com [3600] 180.20.143.24.in-addr.arpa. domain name pointer csdo-20180.communicomm.com [3600] 181.20.143.24.in-addr.arpa. domain name pointer csdo-20181.communicomm.com [3600] 182.20.143.24.in-addr.arpa. domain name pointer csdo-20182.communicomm.com [3600] 183.20.143.24.in-addr.arpa. domain name pointer csdo-20183.communicomm.com [3600] 184.20.143.24.in-addr.arpa. domain name pointer csdo-20184.communicomm.com [3600] 185.20.143.24.in-addr.arpa. domain name pointer csdo-20185.communicomm.com [3600] 186.20.143.24.in-addr.arpa. domain name pointer csdo-20186.communicomm.com [3600] 187.20.143.24.in-addr.arpa. domain name pointer csdo-20187.communicomm.com [3600] 188.20.143.24.in-addr.arpa. domain name pointer csdo-20188.communicomm.com [3600] 189.20.143.24.in-addr.arpa. domain name pointer csdo-20189.communicomm.com [3600] 190.20.143.24.in-addr.arpa. domain name pointer csdo-20190.communicomm.com [3600] 191.20.143.24.in-addr.arpa. domain name pointer csdo-20191.communicomm.com [3600] 192.20.143.24.in-addr.arpa. domain name pointer csdo-20192.communicomm.com [3600] 193.20.143.24.in-addr.arpa. domain name pointer csdo-20193.communicomm.com [3600] 194.20.143.24.in-addr.arpa. domain name pointer csdo-20194.communicomm.com [3600] 195.20.143.24.in-addr.arpa. domain name pointer csdo-20195.communicomm.com [3600] 196.20.143.24.in-addr.arpa. domain name pointer csdo-20196.communicomm.com [3600] 197.20.143.24.in-addr.arpa. domain name pointer csdo-20197.communicomm.com [3600] 198.20.143.24.in-addr.arpa. domain name pointer csdo-20198.communicomm.com [3600] 199.20.143.24.in-addr.arpa. domain name pointer csdo-20199.communicomm.com [3600] 200.20.143.24.in-addr.arpa. domain name pointer csdo-20200.communicomm.com [3600] 201.20.143.24.in-addr.arpa. domain name pointer csdo-20201.communicomm.com [3600] 202.20.143.24.in-addr.arpa. domain name pointer csdo-20202.communicomm.com [3600] 203.20.143.24.in-addr.arpa. domain name pointer csdo-20203.communicomm.com [3600] 204.20.143.24.in-addr.arpa. domain name pointer csdo-20204.communicomm.com [3600] 205.20.143.24.in-addr.arpa. domain name pointer csdo-20205.communicomm.com [3600] 206.20.143.24.in-addr.arpa. domain name pointer csdo-20206.communicomm.com [3600] 207.20.143.24.in-addr.arpa. domain name pointer csdo-20207.communicomm.com [3600] 208.20.143.24.in-addr.arpa. domain name pointer csdo-20208.communicomm.com [3600] 209.20.143.24.in-addr.arpa. domain name pointer csdo-20209.communicomm.com [3600] 210.20.143.24.in-addr.arpa. domain name pointer csdo-20210.communicomm.com [3600] 211.20.143.24.in-addr.arpa. domain name pointer csdo-20211.communicomm.com [3600] 212.20.143.24.in-addr.arpa. domain name pointer csdo-20212.communicomm.com [3600] 213.20.143.24.in-addr.arpa. domain name pointer csdo-20213.communicomm.com [3600] 214.20.143.24.in-addr.arpa. domain name pointer csdo-20214.communicomm.com [3600] 215.20.143.24.in-addr.arpa. domain name pointer csdo-20215.communicomm.com [3600] 216.20.143.24.in-addr.arpa. domain name pointer csdo-20216.communicomm.com [3600] 217.20.143.24.in-addr.arpa. domain name pointer csdo-20217.communicomm.com [3600] 218.20.143.24.in-addr.arpa. domain name pointer csdo-20218.communicomm.com [3600] 219.20.143.24.in-addr.arpa. domain name pointer csdo-20219.communicomm.com [3600] 220.20.143.24.in-addr.arpa. domain name pointer csdo-20220.communicomm.com [3600] 221.20.143.24.in-addr.arpa. domain name pointer csdo-20221.communicomm.com [3600] 222.20.143.24.in-addr.arpa. domain name pointer csdo-20222.communicomm.com [3600] 223.20.143.24.in-addr.arpa. domain name pointer csdo-20223.communicomm.com [3600] 224.20.143.24.in-addr.arpa. domain name pointer csdo-20224.communicomm.com [3600] 225.20.143.24.in-addr.arpa. domain name pointer csdo-20225.communicomm.com [3600] 226.20.143.24.in-addr.arpa. domain name pointer csdo-20226.communicomm.com [3600] 227.20.143.24.in-addr.arpa. domain name pointer csdo-20227.communicomm.com [3600] 228.20.143.24.in-addr.arpa. domain name pointer csdo-20228.communicomm.com [3600] 229.20.143.24.in-addr.arpa. domain name pointer csdo-20229.communicomm.com [3600] 230.20.143.24.in-addr.arpa. domain name pointer csdo-20230.communicomm.com [3600] 231.20.143.24.in-addr.arpa. domain name pointer csdo-20231.communicomm.com [3600] 232.20.143.24.in-addr.arpa. domain name pointer csdo-20232.communicomm.com [3600] 233.20.143.24.in-addr.arpa. domain name pointer csdo-20233.communicomm.com [3600] 234.20.143.24.in-addr.arpa. domain name pointer csdo-20234.communicomm.com [3600] 235.20.143.24.in-addr.arpa. domain name pointer csdo-20235.communicomm.com [3600] 236.20.143.24.in-addr.arpa. domain name pointer csdo-20236.communicomm.com [3600] 237.20.143.24.in-addr.arpa. domain name pointer csdo-20237.communicomm.com [3600] 238.20.143.24.in-addr.arpa. domain name pointer csdo-20238.communicomm.com [3600] 239.20.143.24.in-addr.arpa. domain name pointer csdo-20239.communicomm.com [3600] 240.20.143.24.in-addr.arpa. domain name pointer csdo-20240.communicomm.com [3600] 241.20.143.24.in-addr.arpa. domain name pointer csdo-20241.communicomm.com [3600] 242.20.143.24.in-addr.arpa. domain name pointer csdo-20242.communicomm.com [3600] 243.20.143.24.in-addr.arpa. domain name pointer csdo-20243.communicomm.com [3600] 244.20.143.24.in-addr.arpa. domain name pointer csdo-20244.communicomm.com [3600] 245.20.143.24.in-addr.arpa. domain name pointer csdo-20245.communicomm.com [3600] 246.20.143.24.in-addr.arpa. domain name pointer csdo-20246.communicomm.com [3600] 247.20.143.24.in-addr.arpa. domain name pointer csdo-20247.communicomm.com [3600] 248.20.143.24.in-addr.arpa. domain name pointer csdo-20248.communicomm.com [3600] 249.20.143.24.in-addr.arpa. domain name pointer csdo-20249.communicomm.com [3600] 250.20.143.24.in-addr.arpa. domain name pointer csdo-20250.communicomm.com [3600] 251.20.143.24.in-addr.arpa. domain name pointer csdo-20251.communicomm.com [3600] 252.20.143.24.in-addr.arpa. domain name pointer csdo-20252.communicomm.com [3600] 253.20.143.24.in-addr.arpa. domain name pointer csdo-20253.communicomm.com [3600] 254.20.143.24.in-addr.arpa. domain name pointer csdo-20254.communicomm.com [0] 255.20.143.24.in-addr.arpa.: domain name does not exist