[0] 0.48.128.195.in-addr.arpa.: domain name does not exist [2560] 1.48.128.195.in-addr.arpa. domain name pointer mari-gw.citytelecom.ru [2560] 2.48.128.195.in-addr.arpa. domain name pointer mari-2.citytelecom.ru [2560] 3.48.128.195.in-addr.arpa. domain name pointer mari-3.citytelecom.ru [2560] 4.48.128.195.in-addr.arpa. domain name pointer mari-4.citytelecom.ru [2560] 5.48.128.195.in-addr.arpa. domain name pointer mari-5.citytelecom.ru [2560] 6.48.128.195.in-addr.arpa. domain name pointer mari-6.citytelecom.ru [2560] 7.48.128.195.in-addr.arpa. domain name pointer mari-7.citytelecom.ru [2560] 8.48.128.195.in-addr.arpa. domain name pointer mari-8.citytelecom.ru [2560] 9.48.128.195.in-addr.arpa. domain name pointer mari-9.citytelecom.ru [2560] 10.48.128.195.in-addr.arpa. domain name pointer mari-10.citytelecom.ru [2560] 11.48.128.195.in-addr.arpa. domain name pointer mari-11.citytelecom.ru [2560] 12.48.128.195.in-addr.arpa. domain name pointer mari-12.citytelecom.ru [2560] 13.48.128.195.in-addr.arpa. domain name pointer mari-13.citytelecom.ru [2560] 14.48.128.195.in-addr.arpa. domain name pointer mari-14.citytelecom.ru [0] 15.48.128.195.in-addr.arpa.: domain name does not exist [0] 16.48.128.195.in-addr.arpa.: domain name does not exist [2560] 17.48.128.195.in-addr.arpa. domain name pointer ava-gw.citytelecom.ru [2560] 18.48.128.195.in-addr.arpa. domain name pointer ava-1.citytelecom.ru [2560] 19.48.128.195.in-addr.arpa. domain name pointer ava-2.citytelecom.ru [2560] 20.48.128.195.in-addr.arpa. domain name pointer ava-3.citytelecom.ru [2560] 21.48.128.195.in-addr.arpa. domain name pointer ava-4.citytelecom.ru [2560] 22.48.128.195.in-addr.arpa. domain name pointer ava-5.citytelecom.ru [2560] 23.48.128.195.in-addr.arpa. domain name pointer ava-6.citytelecom.ru [2560] 24.48.128.195.in-addr.arpa. domain name pointer ava-7.citytelecom.ru [2560] 25.48.128.195.in-addr.arpa. domain name pointer ava-8.citytelecom.ru [2560] 26.48.128.195.in-addr.arpa. domain name pointer ava-9.citytelecom.ru [2560] 27.48.128.195.in-addr.arpa. domain name pointer ava-10.citytelecom.ru [2560] 28.48.128.195.in-addr.arpa. domain name pointer ava-11.citytelecom.ru [2560] 29.48.128.195.in-addr.arpa. domain name pointer ava-12.citytelecom.ru [2560] 30.48.128.195.in-addr.arpa. domain name pointer ava-13.citytelecom.ru [0] 31.48.128.195.in-addr.arpa.: domain name does not exist [0] 32.48.128.195.in-addr.arpa.: domain name does not exist [2560] 33.48.128.195.in-addr.arpa. domain name pointer note-gw.citytelecom.ru [2560] 34.48.128.195.in-addr.arpa. domain name pointer note-1.citytelecom.ru [2560] 35.48.128.195.in-addr.arpa. domain name pointer note-2.citytelecom.ru [2560] 36.48.128.195.in-addr.arpa. domain name pointer note-3.citytelecom.ru [2560] 37.48.128.195.in-addr.arpa. domain name pointer note-4.citytelecom.ru [2560] 38.48.128.195.in-addr.arpa. domain name pointer note-5.citytelecom.ru [0] 39.48.128.195.in-addr.arpa.: domain name does not exist [0] 40.48.128.195.in-addr.arpa.: domain name does not exist [2560] 41.48.128.195.in-addr.arpa. domain name pointer note-n-gw.citytelecom.ru [2560] 42.48.128.195.in-addr.arpa. domain name pointer note-6.citytelecom.ru [0] 43.48.128.195.in-addr.arpa.: domain name does not exist [0] 44.48.128.195.in-addr.arpa.: domain name does not exist [0] 45.48.128.195.in-addr.arpa.: domain name does not exist [0] 46.48.128.195.in-addr.arpa.: domain name does not exist [0] 47.48.128.195.in-addr.arpa.: domain name does not exist [0] 48.48.128.195.in-addr.arpa.: domain name does not exist [0] 49.48.128.195.in-addr.arpa.: domain name does not exist [0] 50.48.128.195.in-addr.arpa.: domain name does not exist [0] 51.48.128.195.in-addr.arpa.: domain name does not exist [0] 52.48.128.195.in-addr.arpa.: domain name does not exist [2550] 53.48.128.195.in-addr.arpa. domain name pointer alexandra-gw.citytelecom.ru [2550] 54.48.128.195.in-addr.arpa. domain name pointer alexandra-01.citytelecom.ru [0] 55.48.128.195.in-addr.arpa.: domain name does not exist [0] 56.48.128.195.in-addr.arpa.: domain name does not exist [2560] 57.48.128.195.in-addr.arpa. domain name pointer artall-gw.citytelecom.ru [2560] 58.48.128.195.in-addr.arpa. domain name pointer artall-1.citytelecom.ru [2560] 59.48.128.195.in-addr.arpa. domain name pointer artall-2.citytelecom.ru [2560] 60.48.128.195.in-addr.arpa. domain name pointer artall-3.citytelecom.ru [2560] 61.48.128.195.in-addr.arpa. domain name pointer artall-4.citytelecom.ru [2560] 62.48.128.195.in-addr.arpa. domain name pointer artall-5.citytelecom.ru [0] 63.48.128.195.in-addr.arpa.: domain name does not exist [0] 64.48.128.195.in-addr.arpa.: domain name does not exist [2560] 65.48.128.195.in-addr.arpa. domain name pointer hsto-gw.citytelecom.ru [2560] 66.48.128.195.in-addr.arpa. domain name pointer hsto-1.citytelecom.ru [2560] 67.48.128.195.in-addr.arpa. domain name pointer hsto-2.citytelecom.ru [2560] 68.48.128.195.in-addr.arpa. domain name pointer hsto-3.citytelecom.ru [2560] 69.48.128.195.in-addr.arpa. domain name pointer hsto-4.citytelecom.ru [2560] 70.48.128.195.in-addr.arpa. domain name pointer hsto-5.citytelecom.ru [2560] 71.48.128.195.in-addr.arpa. domain name pointer hsto-6.citytelecom.ru [2560] 72.48.128.195.in-addr.arpa. domain name pointer hsto-7.citytelecom.ru [2560] 73.48.128.195.in-addr.arpa. domain name pointer hsto-8.citytelecom.ru [2560] 74.48.128.195.in-addr.arpa. domain name pointer hsto-9.citytelecom.ru [2560] 75.48.128.195.in-addr.arpa. domain name pointer hsto-10.citytelecom.ru [2560] 76.48.128.195.in-addr.arpa. domain name pointer hsto-11.citytelecom.ru [2560] 77.48.128.195.in-addr.arpa. domain name pointer hsto-12.citytelecom.ru [2560] 78.48.128.195.in-addr.arpa. domain name pointer hsto-13.citytelecom.ru [2560] 79.48.128.195.in-addr.arpa. domain name pointer hsto-14.citytelecom.ru [2560] 80.48.128.195.in-addr.arpa. domain name pointer ded3axap.hoster.ru [2560] 81.48.128.195.in-addr.arpa. domain name pointer hsto-16.citytelecom.ru [2560] 82.48.128.195.in-addr.arpa. domain name pointer hsto-17.citytelecom.ru [2560] 83.48.128.195.in-addr.arpa. domain name pointer hsto-18.citytelecom.ru [2560] 84.48.128.195.in-addr.arpa. domain name pointer hsto-19.citytelecom.ru [2560] 85.48.128.195.in-addr.arpa. domain name pointer hsto-20.citytelecom.ru [2560] 86.48.128.195.in-addr.arpa. domain name pointer sergeym.hoster.ru [2560] 87.48.128.195.in-addr.arpa. domain name pointer hsto-22.citytelecom.ru [2560] 88.48.128.195.in-addr.arpa. domain name pointer hsto-23.citytelecom.ru [2560] 89.48.128.195.in-addr.arpa. domain name pointer hsto-24.citytelecom.ru [2560] 90.48.128.195.in-addr.arpa. domain name pointer hsto-25.citytelecom.ru [2560] 91.48.128.195.in-addr.arpa. domain name pointer hsto-26.citytelecom.ru [2560] 92.48.128.195.in-addr.arpa. domain name pointer hsto-27.citytelecom.ru [2560] 93.48.128.195.in-addr.arpa. domain name pointer hsto-28.citytelecom.ru [2560] 94.48.128.195.in-addr.arpa. domain name pointer hsto-29.citytelecom.ru [0] 95.48.128.195.in-addr.arpa.: domain name does not exist [0] 96.48.128.195.in-addr.arpa.: domain name does not exist [2560] 97.48.128.195.in-addr.arpa. domain name pointer uniformstroy-gw.citytelecom.ru [2560] 98.48.128.195.in-addr.arpa. domain name pointer uniformstroy-1.citytelecom.ru [2560] 99.48.128.195.in-addr.arpa. domain name pointer uniformstroy-2.citytelecom.ru [2560] 100.48.128.195.in-addr.arpa. domain name pointer uniformstroy-3.citytelecom.ru [2560] 101.48.128.195.in-addr.arpa. domain name pointer uniformstroy-4.citytelecom.ru [2560] 102.48.128.195.in-addr.arpa. domain name pointer uniformstroy-5.citytelecom.ru [2560] 103.48.128.195.in-addr.arpa. domain name pointer uniformstroy-6.citytelecom.ru [2560] 104.48.128.195.in-addr.arpa. domain name pointer uniformstroy-7.citytelecom.ru [2560] 105.48.128.195.in-addr.arpa. domain name pointer uniformstroy-8.citytelecom.ru [2560] 106.48.128.195.in-addr.arpa. domain name pointer uniformstroy-9.citytelecom.ru [2560] 107.48.128.195.in-addr.arpa. domain name pointer uniformstroy-10.citytelecom.ru [2560] 108.48.128.195.in-addr.arpa. domain name pointer uniformstroy-11.citytelecom.ru [2560] 109.48.128.195.in-addr.arpa. domain name pointer uniformstroy-12.citytelecom.ru [2560] 110.48.128.195.in-addr.arpa. domain name pointer uniformstroy-13.citytelecom.ru [2560] 111.48.128.195.in-addr.arpa. domain name pointer uniformstroy-14.citytelecom.ru [0] 112.48.128.195.in-addr.arpa.: domain name does not exist [2550] 113.48.128.195.in-addr.arpa. domain name pointer intent-gw.citytelecom.ru [2550] 114.48.128.195.in-addr.arpa. domain name pointer intent-01.citytelecom.ru [2550] 115.48.128.195.in-addr.arpa. domain name pointer intent-02.citytelecom.ru [2550] 116.48.128.195.in-addr.arpa. domain name pointer intent-03.citytelecom.ru [2550] 117.48.128.195.in-addr.arpa. domain name pointer intent-04.citytelecom.ru [2550] 118.48.128.195.in-addr.arpa. domain name pointer intent-05.citytelecom.ru [2550] 119.48.128.195.in-addr.arpa. domain name pointer intent-06.citytelecom.ru [2550] 120.48.128.195.in-addr.arpa. domain name pointer intent-07.citytelecom.ru [2550] 121.48.128.195.in-addr.arpa. domain name pointer intent-08.citytelecom.ru [2550] 122.48.128.195.in-addr.arpa. domain name pointer intent-09.citytelecom.ru [2550] 123.48.128.195.in-addr.arpa. domain name pointer intent-10.citytelecom.ru [2550] 124.48.128.195.in-addr.arpa. domain name pointer intent-11.citytelecom.ru [2550] 125.48.128.195.in-addr.arpa. domain name pointer intent-12.citytelecom.ru [2550] 126.48.128.195.in-addr.arpa. domain name pointer intent-13.citytelecom.ru [0] 127.48.128.195.in-addr.arpa.: domain name does not exist [0] 128.48.128.195.in-addr.arpa.: domain name does not exist [2560] 129.48.128.195.in-addr.arpa. domain name pointer DataS-gw.citytelecom.ru [2560] 130.48.128.195.in-addr.arpa. domain name pointer DataS-1.citytelecom.ru [2560] 131.48.128.195.in-addr.arpa. domain name pointer DataS-2.citytelecom.ru [2560] 132.48.128.195.in-addr.arpa. domain name pointer DataS-3.citytelecom.ru [2560] 133.48.128.195.in-addr.arpa. domain name pointer DataS-4.citytelecom.ru [2560] 134.48.128.195.in-addr.arpa. domain name pointer DataS-5.citytelecom.ru [2560] 135.48.128.195.in-addr.arpa. domain name pointer DataS-6.citytelecom.ru [2560] 136.48.128.195.in-addr.arpa. domain name pointer DataS-7.citytelecom.ru [2560] 137.48.128.195.in-addr.arpa. domain name pointer DataS-8.citytelecom.ru [2560] 138.48.128.195.in-addr.arpa. domain name pointer DataS-9.citytelecom.ru [2560] 139.48.128.195.in-addr.arpa. domain name pointer DataS-10.citytelecom.ru [2560] 140.48.128.195.in-addr.arpa. domain name pointer DataS-11.citytelecom.ru [2560] 141.48.128.195.in-addr.arpa. domain name pointer DataS-12.citytelecom.ru [2560] 142.48.128.195.in-addr.arpa. domain name pointer DataS-13.citytelecom.ru [2560] 143.48.128.195.in-addr.arpa. domain name pointer DataS-14.citytelecom.ru [2560] 144.48.128.195.in-addr.arpa. domain name pointer DataS-15.citytelecom.ru [2560] 145.48.128.195.in-addr.arpa. domain name pointer DataS-16.citytelecom.ru [2560] 146.48.128.195.in-addr.arpa. domain name pointer DataS-17.citytelecom.ru [2560] 147.48.128.195.in-addr.arpa. domain name pointer DataS-18.citytelecom.ru [2560] 148.48.128.195.in-addr.arpa. domain name pointer DataS-19.citytelecom.ru [2560] 149.48.128.195.in-addr.arpa. domain name pointer DataS-20.citytelecom.ru [2560] 150.48.128.195.in-addr.arpa. domain name pointer DataS-21.citytelecom.ru [2560] 151.48.128.195.in-addr.arpa. domain name pointer DataS-22.citytelecom.ru [2560] 152.48.128.195.in-addr.arpa. domain name pointer DataS-23.citytelecom.ru [2560] 153.48.128.195.in-addr.arpa. domain name pointer DataS-24.citytelecom.ru [2560] 154.48.128.195.in-addr.arpa. domain name pointer DataS-25.citytelecom.ru [2560] 155.48.128.195.in-addr.arpa. domain name pointer DataS-26.citytelecom.ru [2560] 156.48.128.195.in-addr.arpa. domain name pointer DataS-27.citytelecom.ru [2560] 157.48.128.195.in-addr.arpa. domain name pointer DataS-28.citytelecom.ru [2560] 158.48.128.195.in-addr.arpa. domain name pointer DataS-29.citytelecom.ru [0] 159.48.128.195.in-addr.arpa.: domain name does not exist [0] 160.48.128.195.in-addr.arpa.: domain name does not exist [2550] 161.48.128.195.in-addr.arpa. domain name pointer STEKAUDIT-GW.citytelecom.ru [2550] 162.48.128.195.in-addr.arpa. domain name pointer STEKAUDIT-1.citytelecom.ru [2550] 163.48.128.195.in-addr.arpa. domain name pointer STEKAUDIT-2.citytelecom.ru [2550] 164.48.128.195.in-addr.arpa. domain name pointer STEKAUDIT-3.citytelecom.ru [2550] 165.48.128.195.in-addr.arpa. domain name pointer STEKAUDIT-4.citytelecom.ru [2550] 166.48.128.195.in-addr.arpa. domain name pointer STEKAUDIT-5.citytelecom.ru [0] 167.48.128.195.in-addr.arpa.: domain name does not exist [0] 168.48.128.195.in-addr.arpa.: domain name does not exist [2550] 169.48.128.195.in-addr.arpa. domain name pointer magelan-gw.citytelecom.ru [2550] 170.48.128.195.in-addr.arpa. domain name pointer magelan-00.citytelecom.ru [0] 171.48.128.195.in-addr.arpa.: domain name does not exist [0] 172.48.128.195.in-addr.arpa.: domain name does not exist [2550] 173.48.128.195.in-addr.arpa. domain name pointer joe-gw.citytelecom.ru [2550] 174.48.128.195.in-addr.arpa. domain name pointer joe-01.citytelecom.ru [0] 175.48.128.195.in-addr.arpa.: domain name does not exist [0] 176.48.128.195.in-addr.arpa.: domain name does not exist [0] 177.48.128.195.in-addr.arpa.: domain name does not exist [0] 178.48.128.195.in-addr.arpa.: domain name does not exist [0] 179.48.128.195.in-addr.arpa.: domain name does not exist [0] 180.48.128.195.in-addr.arpa.: domain name does not exist [2550] 181.48.128.195.in-addr.arpa. domain name pointer kononenko-gw.citytelecom.ru [2550] 182.48.128.195.in-addr.arpa. domain name pointer kononenko-01.citytelecom.ru [0] 183.48.128.195.in-addr.arpa.: domain name does not exist [0] 184.48.128.195.in-addr.arpa.: domain name does not exist [2550] 185.48.128.195.in-addr.arpa. domain name pointer lyc-gw.citytelecom.ru [2550] 186.48.128.195.in-addr.arpa. domain name pointer lyc-01.citytelecom.ru [2550] 187.48.128.195.in-addr.arpa. domain name pointer lyc-02.citytelecom.ru [2550] 188.48.128.195.in-addr.arpa. domain name pointer lyc-03.citytelecom.ru [2550] 189.48.128.195.in-addr.arpa. domain name pointer lyc-04.citytelecom.ru [2550] 190.48.128.195.in-addr.arpa. domain name pointer lyc-05.citytelecom.ru [0] 191.48.128.195.in-addr.arpa.: domain name does not exist [0] 192.48.128.195.in-addr.arpa.: domain name does not exist [2550] 193.48.128.195.in-addr.arpa. domain name pointer J-TOUR-GW.citytelecom.ru [2550] 194.48.128.195.in-addr.arpa. domain name pointer J-TOUR-1.citytelecom.ru [2550] 195.48.128.195.in-addr.arpa. domain name pointer J-TOUR-2.citytelecom.ru [2550] 196.48.128.195.in-addr.arpa. domain name pointer J-TOUR-3.citytelecom.ru [2550] 197.48.128.195.in-addr.arpa. domain name pointer J-TOUR-4.citytelecom.ru [2550] 198.48.128.195.in-addr.arpa. domain name pointer J-TOUR-5.citytelecom.ru [2550] 199.48.128.195.in-addr.arpa. domain name pointer J-TOUR-6.citytelecom.ru [2550] 200.48.128.195.in-addr.arpa. domain name pointer J-TOUR-7.citytelecom.ru [2550] 201.48.128.195.in-addr.arpa. domain name pointer J-TOUR-8.citytelecom.ru [2550] 202.48.128.195.in-addr.arpa. domain name pointer J-TOUR-9.citytelecom.ru [2550] 203.48.128.195.in-addr.arpa. domain name pointer J-TOUR-10.citytelecom.ru [2550] 204.48.128.195.in-addr.arpa. domain name pointer J-TOUR-11.citytelecom.ru [2550] 205.48.128.195.in-addr.arpa. domain name pointer J-TOUR-12.citytelecom.ru [2550] 206.48.128.195.in-addr.arpa. domain name pointer J-TOUR-13.citytelecom.ru [0] 207.48.128.195.in-addr.arpa.: domain name does not exist [0] 208.48.128.195.in-addr.arpa.: domain name does not exist [2550] 209.48.128.195.in-addr.arpa. domain name pointer turbotech-gw1.citytelecom.ru [2550] 210.48.128.195.in-addr.arpa. domain name pointer turbotech-1.citytelecom.ru [2550] 211.48.128.195.in-addr.arpa. domain name pointer turbotech-2.citytelecom.ru [2550] 212.48.128.195.in-addr.arpa. domain name pointer turbotech-3.citytelecom.ru [2550] 213.48.128.195.in-addr.arpa. domain name pointer turbotech-4.citytelecom.ru [2550] 214.48.128.195.in-addr.arpa. domain name pointer turbotech-5.citytelecom.ru [2550] 215.48.128.195.in-addr.arpa. domain name pointer turbotech-6.citytelecom.ru [2550] 216.48.128.195.in-addr.arpa. domain name pointer turbotech-7.citytelecom.ru [2550] 217.48.128.195.in-addr.arpa. domain name pointer turbotech-8.citytelecom.ru [2550] 218.48.128.195.in-addr.arpa. domain name pointer turbotech-9.citytelecom.ru [2550] 219.48.128.195.in-addr.arpa. domain name pointer turbotech-10.citytelecom.ru [2550] 220.48.128.195.in-addr.arpa. domain name pointer turbotech-11.citytelecom.ru [2550] 221.48.128.195.in-addr.arpa. domain name pointer turbotech-12.citytelecom.ru [2550] 222.48.128.195.in-addr.arpa. domain name pointer turbotech-13.citytelecom.ru [0] 223.48.128.195.in-addr.arpa.: domain name does not exist [0] 224.48.128.195.in-addr.arpa.: domain name does not exist [2550] 225.48.128.195.in-addr.arpa. domain name pointer turbotech-14.citytelecom.ru [2550] 226.48.128.195.in-addr.arpa. domain name pointer turbotech-15.citytelecom.ru [2550] 227.48.128.195.in-addr.arpa. domain name pointer turbotech-16.citytelecom.ru [2550] 228.48.128.195.in-addr.arpa. domain name pointer turbotech-17.citytelecom.ru [2550] 229.48.128.195.in-addr.arpa. domain name pointer turbotech-18.citytelecom.ru [2550] 230.48.128.195.in-addr.arpa. domain name pointer turbotech-19.citytelecom.ru [2550] 231.48.128.195.in-addr.arpa. domain name pointer turbotech-20.citytelecom.ru [2550] 232.48.128.195.in-addr.arpa. domain name pointer turbotech-21.citytelecom.ru [2550] 233.48.128.195.in-addr.arpa. domain name pointer turbotech-22.citytelecom.ru [2550] 234.48.128.195.in-addr.arpa. domain name pointer turbotech-23.citytelecom.ru [2550] 235.48.128.195.in-addr.arpa. domain name pointer turbotech-24.citytelecom.ru [2550] 236.48.128.195.in-addr.arpa. domain name pointer turbotech-25.citytelecom.ru [2550] 237.48.128.195.in-addr.arpa. domain name pointer turbotech-26.citytelecom.ru [2550] 238.48.128.195.in-addr.arpa. domain name pointer turbotech-27.citytelecom.ru [2550] 239.48.128.195.in-addr.arpa. domain name pointer turbotech-28.citytelecom.ru [2550] 240.48.128.195.in-addr.arpa. domain name pointer turbotech-29.citytelecom.ru [2550] 241.48.128.195.in-addr.arpa. domain name pointer turbotech-30.citytelecom.ru [2550] 242.48.128.195.in-addr.arpa. domain name pointer turbotech-31.citytelecom.ru [2550] 243.48.128.195.in-addr.arpa. domain name pointer turbotech-32.citytelecom.ru [2550] 244.48.128.195.in-addr.arpa. domain name pointer turbotech-33.citytelecom.ru [2550] 245.48.128.195.in-addr.arpa. domain name pointer turbotech-34.citytelecom.ru [2550] 246.48.128.195.in-addr.arpa. domain name pointer turbotech-35.citytelecom.ru [2550] 247.48.128.195.in-addr.arpa. domain name pointer turbotech-36.citytelecom.ru [2550] 248.48.128.195.in-addr.arpa. domain name pointer turbotech-37.citytelecom.ru [2550] 249.48.128.195.in-addr.arpa. domain name pointer turbotech-38.citytelecom.ru [2550] 250.48.128.195.in-addr.arpa. domain name pointer turbotech-39.citytelecom.ru [2550] 251.48.128.195.in-addr.arpa. domain name pointer turbotech-40.citytelecom.ru [2550] 252.48.128.195.in-addr.arpa. domain name pointer turbotech-41.citytelecom.ru [2550] 253.48.128.195.in-addr.arpa. domain name pointer turbotech-42.citytelecom.ru [2550] 254.48.128.195.in-addr.arpa. domain name pointer turbotech-43.citytelecom.ru [0] 255.48.128.195.in-addr.arpa.: domain name does not exist