[0] 0.223.231.210.in-addr.arpa.: domain name does not exist
[3600] 1.223.231.210.in-addr.arpa. domain name pointer gw.hq.iri.co.jp
[0] 2.223.231.210.in-addr.arpa.: domain name does not exist
[0] 3.223.231.210.in-addr.arpa.: domain name does not exist
[0] 4.223.231.210.in-addr.arpa.: domain name does not exist
[0] 5.223.231.210.in-addr.arpa.: domain name does not exist
[3600] 6.223.231.210.in-addr.arpa. domain name pointer canon-lbp-2810.hq.iri.co.jp canon-lbp-2810.office.iri.co.jp
[3600] 7.223.231.210.in-addr.arpa. domain name pointer xerox-fxdc400cp.hq.iri.co.jp xerox-fxdc400cp.office.iri.co.jp
[3600] 8.223.231.210.in-addr.arpa. domain name pointer canon-lbp-2260.hq.iri.co.jp canon-lbp-2260.office.iri.co.jp
[3600] 9.223.231.210.in-addr.arpa. domain name pointer canon-lbp-830.hq.iri.co.jp canon-lbp-830.office.iri.co.jp
[3600] 10.223.231.210.in-addr.arpa. domain name pointer xerox-able-3350.hq.iri.co.jp xerox-able-3350.office.iri.co.jp
[3600] 11.223.231.210.in-addr.arpa. domain name pointer xerox-fxdc600cp.hq.iri.co.jp xerox-fxdc600cp.office.iri.co.jp
[0] 12.223.231.210.in-addr.arpa.: domain name does not exist
[0] 13.223.231.210.in-addr.arpa.: domain name does not exist
[0] 14.223.231.210.in-addr.arpa.: domain name does not exist
[0] 15.223.231.210.in-addr.arpa.: domain name does not exist
[0] 16.223.231.210.in-addr.arpa.: domain name does not exist
[0] 17.223.231.210.in-addr.arpa.: domain name does not exist
[0] 18.223.231.210.in-addr.arpa.: domain name does not exist
[0] 19.223.231.210.in-addr.arpa.: domain name does not exist
[0] 20.223.231.210.in-addr.arpa.: domain name does not exist
[0] 21.223.231.210.in-addr.arpa.: domain name does not exist
[0] 22.223.231.210.in-addr.arpa.: domain name does not exist
[0] 23.223.231.210.in-addr.arpa.: domain name does not exist
[0] 24.223.231.210.in-addr.arpa.: domain name does not exist
[0] 25.223.231.210.in-addr.arpa.: domain name does not exist
[0] 26.223.231.210.in-addr.arpa.: domain name does not exist
[0] 27.223.231.210.in-addr.arpa.: domain name does not exist
[0] 28.223.231.210.in-addr.arpa.: domain name does not exist
[0] 29.223.231.210.in-addr.arpa.: domain name does not exist
[0] 30.223.231.210.in-addr.arpa.: domain name does not exist
[0] 31.223.231.210.in-addr.arpa.: domain name does not exist
[0] 32.223.231.210.in-addr.arpa.: domain name does not exist
[0] 33.223.231.210.in-addr.arpa.: domain name does not exist
[0] 34.223.231.210.in-addr.arpa.: domain name does not exist
[0] 35.223.231.210.in-addr.arpa.: domain name does not exist
[0] 36.223.231.210.in-addr.arpa.: domain name does not exist
[0] 37.223.231.210.in-addr.arpa.: domain name does not exist
[0] 38.223.231.210.in-addr.arpa.: domain name does not exist
[0] 39.223.231.210.in-addr.arpa.: domain name does not exist
[0] 40.223.231.210.in-addr.arpa.: domain name does not exist
[0] 41.223.231.210.in-addr.arpa.: domain name does not exist
[0] 42.223.231.210.in-addr.arpa.: domain name does not exist
[0] 43.223.231.210.in-addr.arpa.: domain name does not exist
[0] 44.223.231.210.in-addr.arpa.: domain name does not exist
[0] 45.223.231.210.in-addr.arpa.: domain name does not exist
[0] 46.223.231.210.in-addr.arpa.: domain name does not exist
[0] 47.223.231.210.in-addr.arpa.: domain name does not exist
[0] 48.223.231.210.in-addr.arpa.: domain name does not exist
[0] 49.223.231.210.in-addr.arpa.: domain name does not exist
[0] 50.223.231.210.in-addr.arpa.: domain name does not exist
[0] 51.223.231.210.in-addr.arpa.: domain name does not exist
[0] 52.223.231.210.in-addr.arpa.: domain name does not exist
[0] 53.223.231.210.in-addr.arpa.: domain name does not exist
[0] 54.223.231.210.in-addr.arpa.: domain name does not exist
[0] 55.223.231.210.in-addr.arpa.: domain name does not exist
[0] 56.223.231.210.in-addr.arpa.: domain name does not exist
[0] 57.223.231.210.in-addr.arpa.: domain name does not exist
[0] 58.223.231.210.in-addr.arpa.: domain name does not exist
[0] 59.223.231.210.in-addr.arpa.: domain name does not exist
[0] 60.223.231.210.in-addr.arpa.: domain name does not exist
[0] 61.223.231.210.in-addr.arpa.: domain name does not exist
[0] 62.223.231.210.in-addr.arpa.: domain name does not exist
[0] 63.223.231.210.in-addr.arpa.: domain name does not exist
[0] 64.223.231.210.in-addr.arpa.: domain name does not exist
[3600] 65.223.231.210.in-addr.arpa. domain name pointer soumu65.hq.iri.co.jp
[3600] 66.223.231.210.in-addr.arpa. domain name pointer soumu.office.iri.co.jp
[3600] 67.223.231.210.in-addr.arpa. domain name pointer soumu67.hq.iri.co.jp
[3600] 68.223.231.210.in-addr.arpa. domain name pointer soumu68.hq.iri.co.jp
[3600] 69.223.231.210.in-addr.arpa. domain name pointer soumu69.hq.iri.co.jp
[3600] 70.223.231.210.in-addr.arpa. domain name pointer soumu70.hq.iri.co.jp
[3600] 71.223.231.210.in-addr.arpa. domain name pointer soumu71.hq.iri.co.jp
[3600] 72.223.231.210.in-addr.arpa. domain name pointer soumu72.hq.iri.co.jp
[3600] 73.223.231.210.in-addr.arpa. domain name pointer soumu73.hq.iri.co.jp
[3600] 74.223.231.210.in-addr.arpa. domain name pointer soumu74.hq.iri.co.jp
[3600] 75.223.231.210.in-addr.arpa. domain name pointer soumu75.hq.iri.co.jp
[3600] 76.223.231.210.in-addr.arpa. domain name pointer soumu76.hq.iri.co.jp
[3600] 77.223.231.210.in-addr.arpa. domain name pointer soumu77.hq.iri.co.jp
[3600] 78.223.231.210.in-addr.arpa. domain name pointer soumu78.hq.iri.co.jp
[3600] 79.223.231.210.in-addr.arpa. domain name pointer soumu79.hq.iri.co.jp
[3600] 80.223.231.210.in-addr.arpa. domain name pointer soumu80.hq.iri.co.jp
[3600] 81.223.231.210.in-addr.arpa. domain name pointer soumu81.hq.iri.co.jp
[3600] 82.223.231.210.in-addr.arpa. domain name pointer soumu82.hq.iri.co.jp
[3600] 83.223.231.210.in-addr.arpa. domain name pointer soumu83.hq.iri.co.jp
[3600] 84.223.231.210.in-addr.arpa. domain name pointer soumu84.hq.iri.co.jp
[3600] 85.223.231.210.in-addr.arpa. domain name pointer soumu85.hq.iri.co.jp
[3600] 86.223.231.210.in-addr.arpa. domain name pointer soumu86.hq.iri.co.jp
[3600] 87.223.231.210.in-addr.arpa. domain name pointer soumu87.hq.iri.co.jp
[3600] 88.223.231.210.in-addr.arpa. domain name pointer soumu88.hq.iri.co.jp
[3600] 89.223.231.210.in-addr.arpa. domain name pointer soumu89.hq.iri.co.jp
[3600] 90.223.231.210.in-addr.arpa. domain name pointer soumu90.hq.iri.co.jp
[3600] 91.223.231.210.in-addr.arpa. domain name pointer soumu91.hq.iri.co.jp
[3600] 92.223.231.210.in-addr.arpa. domain name pointer soumu92.hq.iri.co.jp
[3600] 93.223.231.210.in-addr.arpa. domain name pointer soumu93.hq.iri.co.jp
[3600] 94.223.231.210.in-addr.arpa. domain name pointer soumu94.hq.iri.co.jp
[3600] 95.223.231.210.in-addr.arpa. domain name pointer soumu95.hq.iri.co.jp
[3600] 96.223.231.210.in-addr.arpa. domain name pointer soumu96.hq.iri.co.jp
[3600] 97.223.231.210.in-addr.arpa. domain name pointer soumu97.hq.iri.co.jp
[3600] 98.223.231.210.in-addr.arpa. domain name pointer soumu98.hq.iri.co.jp
[3600] 99.223.231.210.in-addr.arpa. domain name pointer soumu99.hq.iri.co.jp
[3600] 100.223.231.210.in-addr.arpa. domain name pointer soumu100.hq.iri.co.jp
[3600] 101.223.231.210.in-addr.arpa. domain name pointer soumu101.hq.iri.co.jp
[3600] 102.223.231.210.in-addr.arpa. domain name pointer soumu102.hq.iri.co.jp
[3600] 103.223.231.210.in-addr.arpa. domain name pointer soumu103.hq.iri.co.jp
[3600] 104.223.231.210.in-addr.arpa. domain name pointer soumu104.hq.iri.co.jp
[3600] 105.223.231.210.in-addr.arpa. domain name pointer soumu105.hq.iri.co.jp
[3600] 106.223.231.210.in-addr.arpa. domain name pointer soumu106.hq.iri.co.jp
[3600] 107.223.231.210.in-addr.arpa. domain name pointer soumu107.hq.iri.co.jp
[3600] 108.223.231.210.in-addr.arpa. domain name pointer soumu108.hq.iri.co.jp
[3600] 109.223.231.210.in-addr.arpa. domain name pointer soumu109.hq.iri.co.jp
[3600] 110.223.231.210.in-addr.arpa. domain name pointer soumu110.hq.iri.co.jp
[3600] 111.223.231.210.in-addr.arpa. domain name pointer soumu111.hq.iri.co.jp
[3600] 112.223.231.210.in-addr.arpa. domain name pointer soumu112.hq.iri.co.jp
[3600] 113.223.231.210.in-addr.arpa. domain name pointer soumu113.hq.iri.co.jp
[3600] 114.223.231.210.in-addr.arpa. domain name pointer soumu114.hq.iri.co.jp
[3600] 115.223.231.210.in-addr.arpa. domain name pointer soumu115.hq.iri.co.jp
[3600] 116.223.231.210.in-addr.arpa. domain name pointer soumu116.hq.iri.co.jp
[3600] 117.223.231.210.in-addr.arpa. domain name pointer soumu117.hq.iri.co.jp
[3600] 118.223.231.210.in-addr.arpa. domain name pointer soumu118.hq.iri.co.jp
[3600] 119.223.231.210.in-addr.arpa. domain name pointer soumu119.hq.iri.co.jp
[3600] 120.223.231.210.in-addr.arpa. domain name pointer soumu120.hq.iri.co.jp
[3600] 121.223.231.210.in-addr.arpa. domain name pointer soumu121.hq.iri.co.jp
[3600] 122.223.231.210.in-addr.arpa. domain name pointer soumu122.hq.iri.co.jp
[3600] 123.223.231.210.in-addr.arpa. domain name pointer soumu123.hq.iri.co.jp
[3600] 124.223.231.210.in-addr.arpa. domain name pointer pikachu.office.iri.co.jp
[3600] 125.223.231.210.in-addr.arpa. domain name pointer soumu125.hq.iri.co.jp
[3600] 126.223.231.210.in-addr.arpa. domain name pointer soumu126.hq.iri.co.jp
[3600] 127.223.231.210.in-addr.arpa. domain name pointer soumu127.hq.iri.co.jp
[3600] 128.223.231.210.in-addr.arpa. domain name pointer office.hq.iri.co.jp
[3600] 129.223.231.210.in-addr.arpa. domain name pointer office129.hq.iri.co.jp
[3600] 130.223.231.210.in-addr.arpa. domain name pointer office130.hq.iri.co.jp
[3600] 131.223.231.210.in-addr.arpa. domain name pointer office131.hq.iri.co.jp
[3600] 132.223.231.210.in-addr.arpa. domain name pointer office132.hq.iri.co.jp
[3600] 133.223.231.210.in-addr.arpa. domain name pointer office133.hq.iri.co.jp
[3600] 134.223.231.210.in-addr.arpa. domain name pointer office134.hq.iri.co.jp
[3600] 135.223.231.210.in-addr.arpa. domain name pointer office135.hq.iri.co.jp
[3600] 136.223.231.210.in-addr.arpa. domain name pointer office136.hq.iri.co.jp
[3600] 137.223.231.210.in-addr.arpa. domain name pointer office137.hq.iri.co.jp
[3600] 138.223.231.210.in-addr.arpa. domain name pointer office138.hq.iri.co.jp
[3600] 139.223.231.210.in-addr.arpa. domain name pointer office139.hq.iri.co.jp
[3600] 140.223.231.210.in-addr.arpa. domain name pointer office140.hq.iri.co.jp
[3600] 141.223.231.210.in-addr.arpa. domain name pointer office141.hq.iri.co.jp
[3600] 142.223.231.210.in-addr.arpa. domain name pointer office142.hq.iri.co.jp
[3600] 143.223.231.210.in-addr.arpa. domain name pointer office143.hq.iri.co.jp
[3600] 144.223.231.210.in-addr.arpa. domain name pointer office144.hq.iri.co.jp
[3600] 145.223.231.210.in-addr.arpa. domain name pointer office145.hq.iri.co.jp
[3600] 146.223.231.210.in-addr.arpa. domain name pointer office146.hq.iri.co.jp
[3600] 147.223.231.210.in-addr.arpa. domain name pointer office147.hq.iri.co.jp
[3600] 148.223.231.210.in-addr.arpa. domain name pointer office148.hq.iri.co.jp
[3600] 149.223.231.210.in-addr.arpa. domain name pointer office149.hq.iri.co.jp
[3600] 150.223.231.210.in-addr.arpa. domain name pointer office150.hq.iri.co.jp
[3600] 151.223.231.210.in-addr.arpa. domain name pointer office151.hq.iri.co.jp
[3600] 152.223.231.210.in-addr.arpa. domain name pointer office152.hq.iri.co.jp
[3600] 153.223.231.210.in-addr.arpa. domain name pointer office153.hq.iri.co.jp
[3600] 154.223.231.210.in-addr.arpa. domain name pointer office154.hq.iri.co.jp
[3600] 155.223.231.210.in-addr.arpa. domain name pointer office155.hq.iri.co.jp
[3600] 156.223.231.210.in-addr.arpa. domain name pointer office156.hq.iri.co.jp
[3600] 157.223.231.210.in-addr.arpa. domain name pointer office157.hq.iri.co.jp
[3600] 158.223.231.210.in-addr.arpa. domain name pointer office158.hq.iri.co.jp
[3600] 159.223.231.210.in-addr.arpa. domain name pointer office159.hq.iri.co.jp
[3600] 160.223.231.210.in-addr.arpa. domain name pointer office160.hq.iri.co.jp
[3600] 161.223.231.210.in-addr.arpa. domain name pointer office161.hq.iri.co.jp
[3600] 162.223.231.210.in-addr.arpa. domain name pointer office162.hq.iri.co.jp
[3600] 163.223.231.210.in-addr.arpa. domain name pointer office163.hq.iri.co.jp
[3600] 164.223.231.210.in-addr.arpa. domain name pointer office164.hq.iri.co.jp
[3600] 165.223.231.210.in-addr.arpa. domain name pointer office165.hq.iri.co.jp
[3600] 166.223.231.210.in-addr.arpa. domain name pointer office166.hq.iri.co.jp
[3600] 167.223.231.210.in-addr.arpa. domain name pointer office167.hq.iri.co.jp
[3600] 168.223.231.210.in-addr.arpa. domain name pointer office168.hq.iri.co.jp
[3600] 169.223.231.210.in-addr.arpa. domain name pointer office169.hq.iri.co.jp
[3600] 170.223.231.210.in-addr.arpa. domain name pointer office170.hq.iri.co.jp
[3600] 171.223.231.210.in-addr.arpa. domain name pointer office171.hq.iri.co.jp
[3600] 172.223.231.210.in-addr.arpa. domain name pointer office172.hq.iri.co.jp
[3600] 173.223.231.210.in-addr.arpa. domain name pointer office173.hq.iri.co.jp
[3600] 174.223.231.210.in-addr.arpa. domain name pointer office174.hq.iri.co.jp
[3600] 175.223.231.210.in-addr.arpa. domain name pointer office175.hq.iri.co.jp
[3600] 176.223.231.210.in-addr.arpa. domain name pointer office176.hq.iri.co.jp
[3600] 177.223.231.210.in-addr.arpa. domain name pointer office177.hq.iri.co.jp
[3600] 178.223.231.210.in-addr.arpa. domain name pointer office178.hq.iri.co.jp
[3600] 179.223.231.210.in-addr.arpa. domain name pointer office179.hq.iri.co.jp
[3600] 180.223.231.210.in-addr.arpa. domain name pointer office180.hq.iri.co.jp
[3600] 181.223.231.210.in-addr.arpa. domain name pointer air-nt-smoke.hq.iri.co.jp
[3600] 182.223.231.210.in-addr.arpa. domain name pointer air-nt-machine.hq.iri.co.jp
[3600] 183.223.231.210.in-addr.arpa. domain name pointer air-nt-kanri.hq.iri.co.jp
[3600] 184.223.231.210.in-addr.arpa. domain name pointer air-nt-south.hq.iri.co.jp
[3600] 185.223.231.210.in-addr.arpa. domain name pointer office185.hq.iri.co.jp
[3600] 186.223.231.210.in-addr.arpa. domain name pointer office186.hq.iri.co.jp
[3600] 187.223.231.210.in-addr.arpa. domain name pointer office187.hq.iri.co.jp
[3600] 188.223.231.210.in-addr.arpa. domain name pointer office188.hq.iri.co.jp
[3600] 189.223.231.210.in-addr.arpa. domain name pointer canon-lbp-910.hq.iri.co.jp canon-lbp-910.office.iri.co.jp
[3600] 190.223.231.210.in-addr.arpa. domain name pointer lw.hq.iri.co.jp lw.office.iri.co.jp
[3600] 191.223.231.210.in-addr.arpa. domain name pointer office191.hq.iri.co.jp
[3600] 192.223.231.210.in-addr.arpa. domain name pointer office192.hq.iri.co.jp
[3600] 193.223.231.210.in-addr.arpa. domain name pointer office193.hq.iri.co.jp
[3600] 194.223.231.210.in-addr.arpa. domain name pointer office194.hq.iri.co.jp
[3600] 195.223.231.210.in-addr.arpa. domain name pointer office195.hq.iri.co.jp
[3600] 196.223.231.210.in-addr.arpa. domain name pointer office196.hq.iri.co.jp
[3600] 197.223.231.210.in-addr.arpa. domain name pointer office197.hq.iri.co.jp
[3600] 198.223.231.210.in-addr.arpa. domain name pointer office198.hq.iri.co.jp
[3600] 199.223.231.210.in-addr.arpa. domain name pointer office199.hq.iri.co.jp
[3600] 200.223.231.210.in-addr.arpa. domain name pointer office200.hq.iri.co.jp
[3600] 201.223.231.210.in-addr.arpa. domain name pointer office201.hq.iri.co.jp
[3600] 202.223.231.210.in-addr.arpa. domain name pointer office202.hq.iri.co.jp
[3600] 203.223.231.210.in-addr.arpa. domain name pointer office203.hq.iri.co.jp
[3600] 204.223.231.210.in-addr.arpa. domain name pointer office204.hq.iri.co.jp
[3600] 205.223.231.210.in-addr.arpa. domain name pointer office205.hq.iri.co.jp
[3600] 206.223.231.210.in-addr.arpa. domain name pointer office206.hq.iri.co.jp
[3600] 207.223.231.210.in-addr.arpa. domain name pointer office207.hq.iri.co.jp
[3600] 208.223.231.210.in-addr.arpa. domain name pointer office208.hq.iri.co.jp
[3600] 209.223.231.210.in-addr.arpa. domain name pointer office209.hq.iri.co.jp
[3600] 210.223.231.210.in-addr.arpa. domain name pointer office210.hq.iri.co.jp
[3600] 211.223.231.210.in-addr.arpa. domain name pointer office211.hq.iri.co.jp
[3600] 212.223.231.210.in-addr.arpa. domain name pointer office212.hq.iri.co.jp
[3600] 213.223.231.210.in-addr.arpa. domain name pointer office213.hq.iri.co.jp
[3600] 214.223.231.210.in-addr.arpa. domain name pointer office214.hq.iri.co.jp
[3600] 215.223.231.210.in-addr.arpa. domain name pointer office215.hq.iri.co.jp
[3600] 216.223.231.210.in-addr.arpa. domain name pointer office216.hq.iri.co.jp
[3600] 217.223.231.210.in-addr.arpa. domain name pointer office217.hq.iri.co.jp
[3600] 218.223.231.210.in-addr.arpa. domain name pointer office218.hq.iri.co.jp
[3600] 219.223.231.210.in-addr.arpa. domain name pointer office219.hq.iri.co.jp
[3600] 220.223.231.210.in-addr.arpa. domain name pointer office220.hq.iri.co.jp
[3600] 221.223.231.210.in-addr.arpa. domain name pointer office221.hq.iri.co.jp
[3600] 222.223.231.210.in-addr.arpa. domain name pointer office222.hq.iri.co.jp
[3600] 223.223.231.210.in-addr.arpa. domain name pointer office223.hq.iri.co.jp
[3600] 224.223.231.210.in-addr.arpa. domain name pointer office224.hq.iri.co.jp
[3600] 225.223.231.210.in-addr.arpa. domain name pointer office225.hq.iri.co.jp
[3600] 226.223.231.210.in-addr.arpa. domain name pointer office226.hq.iri.co.jp
[3600] 227.223.231.210.in-addr.arpa. domain name pointer office227.hq.iri.co.jp
[3600] 228.223.231.210.in-addr.arpa. domain name pointer office228.hq.iri.co.jp
[3600] 229.223.231.210.in-addr.arpa. domain name pointer office229.hq.iri.co.jp
[3600] 230.223.231.210.in-addr.arpa. domain name pointer office230.hq.iri.co.jp
[3600] 231.223.231.210.in-addr.arpa. domain name pointer office231.hq.iri.co.jp
[3600] 232.223.231.210.in-addr.arpa. domain name pointer office232.hq.iri.co.jp
[3600] 233.223.231.210.in-addr.arpa. domain name pointer office233.hq.iri.co.jp
[3600] 234.223.231.210.in-addr.arpa. domain name pointer office234.hq.iri.co.jp
[3600] 235.223.231.210.in-addr.arpa. domain name pointer office235.hq.iri.co.jp
[3600] 236.223.231.210.in-addr.arpa. domain name pointer office236.hq.iri.co.jp
[3600] 237.223.231.210.in-addr.arpa. domain name pointer office237.hq.iri.co.jp
[3600] 238.223.231.210.in-addr.arpa. domain name pointer office238.hq.iri.co.jp
[3600] 239.223.231.210.in-addr.arpa. domain name pointer office239.hq.iri.co.jp
[3600] 240.223.231.210.in-addr.arpa. domain name pointer office240.hq.iri.co.jp
[3600] 241.223.231.210.in-addr.arpa. domain name pointer office241.hq.iri.co.jp
[3600] 242.223.231.210.in-addr.arpa. domain name pointer office242.hq.iri.co.jp
[3600] 243.223.231.210.in-addr.arpa. domain name pointer office243.hq.iri.co.jp
[3600] 244.223.231.210.in-addr.arpa. domain name pointer office244.hq.iri.co.jp
[3600] 245.223.231.210.in-addr.arpa. domain name pointer office245.hq.iri.co.jp
[3600] 246.223.231.210.in-addr.arpa. domain name pointer office246.hq.iri.co.jp
[3600] 247.223.231.210.in-addr.arpa. domain name pointer office247.hq.iri.co.jp
[3600] 248.223.231.210.in-addr.arpa. domain name pointer office248.hq.iri.co.jp
[3600] 249.223.231.210.in-addr.arpa. domain name pointer office249.hq.iri.co.jp
[3600] 250.223.231.210.in-addr.arpa. domain name pointer office250.hq.iri.co.jp
[3600] 251.223.231.210.in-addr.arpa. domain name pointer office251.hq.iri.co.jp
[3600] 252.223.231.210.in-addr.arpa. domain name pointer office252.hq.iri.co.jp
[3600] 253.223.231.210.in-addr.arpa. domain name pointer office253.hq.iri.co.jp
[3600] 254.223.231.210.in-addr.arpa. domain name pointer office254.hq.iri.co.jp
[0] 255.223.231.210.in-addr.arpa.: domain name does not exist