[0] 0.81.245.210.in-addr.arpa.: domain name does not exist
[0] 1.81.245.210.in-addr.arpa.: domain name does not exist
[0] 2.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 3.81.245.210.in-addr.arpa. domain name pointer ops1.fptdata.com
[0] 4.81.245.210.in-addr.arpa.: domain name does not exist
[0] 5.81.245.210.in-addr.arpa.: domain name does not exist
[0] 6.81.245.210.in-addr.arpa.: domain name does not exist
[0] 7.81.245.210.in-addr.arpa.: domain name does not exist
[0] 8.81.245.210.in-addr.arpa.: domain name does not exist
[0] 9.81.245.210.in-addr.arpa.: domain name does not exist
[0] 10.81.245.210.in-addr.arpa.: domain name does not exist
[0] 11.81.245.210.in-addr.arpa.: domain name does not exist
[0] 12.81.245.210.in-addr.arpa.: domain name does not exist
[0] 13.81.245.210.in-addr.arpa.: domain name does not exist
[0] 14.81.245.210.in-addr.arpa.: domain name does not exist
[0] 15.81.245.210.in-addr.arpa.: domain name does not exist
[0] 16.81.245.210.in-addr.arpa.: domain name does not exist
[0] 17.81.245.210.in-addr.arpa.: domain name does not exist
[0] 18.81.245.210.in-addr.arpa.: domain name does not exist
[0] 19.81.245.210.in-addr.arpa.: domain name does not exist
[0] 20.81.245.210.in-addr.arpa.: domain name does not exist
[0] 21.81.245.210.in-addr.arpa.: domain name does not exist
[0] 22.81.245.210.in-addr.arpa.: domain name does not exist
[0] 23.81.245.210.in-addr.arpa.: domain name does not exist
[0] 24.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 25.81.245.210.in-addr.arpa. domain name pointer mail.afapvn.org
[0] 26.81.245.210.in-addr.arpa.: domain name does not exist
[0] 27.81.245.210.in-addr.arpa.: domain name does not exist
[0] 28.81.245.210.in-addr.arpa.: domain name does not exist
[0] 29.81.245.210.in-addr.arpa.: domain name does not exist
[0] 30.81.245.210.in-addr.arpa.: domain name does not exist
[0] 31.81.245.210.in-addr.arpa.: domain name does not exist
[0] 32.81.245.210.in-addr.arpa.: domain name does not exist
[0] 33.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 34.81.245.210.in-addr.arpa. domain name pointer mail.smelogistics.vn
[0] 35.81.245.210.in-addr.arpa.: domain name does not exist
[0] 36.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 37.81.245.210.in-addr.arpa. domain name pointer mail.ets-itp.com.vn
[3600] 38.81.245.210.in-addr.arpa. domain name pointer mail.vietinsco.vn
[3600] 39.81.245.210.in-addr.arpa. domain name pointer mail.vinematim.vn
[0] 40.81.245.210.in-addr.arpa.: domain name does not exist
[0] 41.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 42.81.245.210.in-addr.arpa. domain name pointer mail.dongdomarine.com.vn
[0] 43.81.245.210.in-addr.arpa.: domain name does not exist
[0] 44.81.245.210.in-addr.arpa.: domain name does not exist
[0] 45.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 46.81.245.210.in-addr.arpa. domain name pointer server.vietcom.vn
[0] 47.81.245.210.in-addr.arpa.: domain name does not exist
[0] 48.81.245.210.in-addr.arpa.: domain name does not exist
[0] 49.81.245.210.in-addr.arpa.: domain name does not exist
[0] 50.81.245.210.in-addr.arpa.: domain name does not exist
[0] 51.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 52.81.245.210.in-addr.arpa. domain name pointer mail.silicom.com.vn
[3600] 53.81.245.210.in-addr.arpa. domain name pointer mail.amnet.vn
[0] 54.81.245.210.in-addr.arpa.: domain name does not exist
[0] 55.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 56.81.245.210.in-addr.arpa. domain name pointer mail.marina-logistics.com
[3600] 57.81.245.210.in-addr.arpa. domain name pointer mail.tachibana.com.vn
[0] 58.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 59.81.245.210.in-addr.arpa. domain name pointer mail.dwav.com.vn
[0] 60.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 61.81.245.210.in-addr.arpa. domain name pointer tvad.com.vn
[0] 62.81.245.210.in-addr.arpa.: domain name does not exist
[0] 63.81.245.210.in-addr.arpa.: domain name does not exist
[0] 64.81.245.210.in-addr.arpa.: domain name does not exist
[0] 65.81.245.210.in-addr.arpa.: domain name does not exist
[0] 66.81.245.210.in-addr.arpa.: domain name does not exist
[0] 67.81.245.210.in-addr.arpa.: domain name does not exist
[0] 68.81.245.210.in-addr.arpa.: domain name does not exist
[0] 69.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 70.81.245.210.in-addr.arpa. domain name pointer mail.tabuchi.com.vn
[0] 71.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 72.81.245.210.in-addr.arpa. domain name pointer mailpro.fptdata.net
[3600] 73.81.245.210.in-addr.arpa. domain name pointer server07.hostvn.net
[0] 74.81.245.210.in-addr.arpa.: domain name does not exist
[0] 75.81.245.210.in-addr.arpa.: domain name does not exist
[0] 76.81.245.210.in-addr.arpa.: domain name does not exist
[0] 77.81.245.210.in-addr.arpa.: domain name does not exist
[0] 78.81.245.210.in-addr.arpa.: domain name does not exist
[0] 79.81.245.210.in-addr.arpa.: domain name does not exist
[0] 80.81.245.210.in-addr.arpa.: domain name does not exist
[0] 81.81.245.210.in-addr.arpa.: domain name does not exist
[0] 82.81.245.210.in-addr.arpa.: domain name does not exist
[0] 83.81.245.210.in-addr.arpa.: domain name does not exist
[0] 84.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 85.81.245.210.in-addr.arpa. domain name pointer mail.hyundai-thanhcong.vn
[0] 86.81.245.210.in-addr.arpa.: domain name does not exist
[0] 87.81.245.210.in-addr.arpa.: domain name does not exist
[0] 88.81.245.210.in-addr.arpa.: domain name does not exist
[0] 89.81.245.210.in-addr.arpa.: domain name does not exist
[0] 90.81.245.210.in-addr.arpa.: domain name does not exist
[0] 91.81.245.210.in-addr.arpa.: domain name does not exist
[0] 92.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 93.81.245.210.in-addr.arpa. domain name pointer mail.smartmedia.vn
[0] 94.81.245.210.in-addr.arpa.: domain name does not exist
[0] 95.81.245.210.in-addr.arpa.: domain name does not exist
[0] 96.81.245.210.in-addr.arpa.: domain name does not exist
[0] 97.81.245.210.in-addr.arpa.: domain name does not exist
[0] 98.81.245.210.in-addr.arpa.: domain name does not exist
[0] 99.81.245.210.in-addr.arpa.: domain name does not exist
[0] 100.81.245.210.in-addr.arpa.: domain name does not exist
[0] 101.81.245.210.in-addr.arpa.: domain name does not exist
[0] 102.81.245.210.in-addr.arpa.: domain name does not exist
[0] 103.81.245.210.in-addr.arpa.: domain name does not exist
[0] 104.81.245.210.in-addr.arpa.: domain name does not exist
[0] 105.81.245.210.in-addr.arpa.: domain name does not exist
[0] 106.81.245.210.in-addr.arpa.: domain name does not exist
[0] 107.81.245.210.in-addr.arpa.: domain name does not exist
[0] 108.81.245.210.in-addr.arpa.: domain name does not exist
[0] 109.81.245.210.in-addr.arpa.: domain name does not exist
[0] 110.81.245.210.in-addr.arpa.: domain name does not exist
[0] 111.81.245.210.in-addr.arpa.: domain name does not exist
[0] 112.81.245.210.in-addr.arpa.: domain name does not exist
[0] 113.81.245.210.in-addr.arpa.: domain name does not exist
[0] 114.81.245.210.in-addr.arpa.: domain name does not exist
[0] 115.81.245.210.in-addr.arpa.: domain name does not exist
[0] 116.81.245.210.in-addr.arpa.: domain name does not exist
[0] 117.81.245.210.in-addr.arpa.: domain name does not exist
[0] 118.81.245.210.in-addr.arpa.: domain name does not exist
[0] 119.81.245.210.in-addr.arpa.: domain name does not exist
[0] 120.81.245.210.in-addr.arpa.: domain name does not exist
[0] 121.81.245.210.in-addr.arpa.: domain name does not exist
[0] 122.81.245.210.in-addr.arpa.: domain name does not exist
[0] 123.81.245.210.in-addr.arpa.: domain name does not exist
[0] 124.81.245.210.in-addr.arpa.: domain name does not exist
[0] 125.81.245.210.in-addr.arpa.: domain name does not exist
[0] 126.81.245.210.in-addr.arpa.: domain name does not exist
[0] 127.81.245.210.in-addr.arpa.: domain name does not exist
[0] 128.81.245.210.in-addr.arpa.: domain name does not exist
[0] 129.81.245.210.in-addr.arpa.: domain name does not exist
[0] 130.81.245.210.in-addr.arpa.: domain name does not exist
[0] 131.81.245.210.in-addr.arpa.: domain name does not exist
[0] 132.81.245.210.in-addr.arpa.: domain name does not exist
[0] 133.81.245.210.in-addr.arpa.: domain name does not exist
[0] 134.81.245.210.in-addr.arpa.: domain name does not exist
[0] 135.81.245.210.in-addr.arpa.: domain name does not exist
[0] 136.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 137.81.245.210.in-addr.arpa. domain name pointer mail.gapit.com.vn
[0] 138.81.245.210.in-addr.arpa.: domain name does not exist
[0] 139.81.245.210.in-addr.arpa.: domain name does not exist
[0] 140.81.245.210.in-addr.arpa.: domain name does not exist
[0] 141.81.245.210.in-addr.arpa.: domain name does not exist
[0] 142.81.245.210.in-addr.arpa.: domain name does not exist
[0] 143.81.245.210.in-addr.arpa.: domain name does not exist
[0] 144.81.245.210.in-addr.arpa.: domain name does not exist
[0] 145.81.245.210.in-addr.arpa.: domain name does not exist
[0] 146.81.245.210.in-addr.arpa.: domain name does not exist
[0] 147.81.245.210.in-addr.arpa.: domain name does not exist
[0] 148.81.245.210.in-addr.arpa.: domain name does not exist
[0] 149.81.245.210.in-addr.arpa.: domain name does not exist
[0] 150.81.245.210.in-addr.arpa.: domain name does not exist
[0] 151.81.245.210.in-addr.arpa.: domain name does not exist
[0] 152.81.245.210.in-addr.arpa.: domain name does not exist
[0] 153.81.245.210.in-addr.arpa.: domain name does not exist
[0] 154.81.245.210.in-addr.arpa.: domain name does not exist
[0] 155.81.245.210.in-addr.arpa.: domain name does not exist
[0] 156.81.245.210.in-addr.arpa.: domain name does not exist
[0] 157.81.245.210.in-addr.arpa.: domain name does not exist
[0] 158.81.245.210.in-addr.arpa.: domain name does not exist
[0] 159.81.245.210.in-addr.arpa.: domain name does not exist
[0] 160.81.245.210.in-addr.arpa.: domain name does not exist
[0] 161.81.245.210.in-addr.arpa.: domain name does not exist
[0] 162.81.245.210.in-addr.arpa.: domain name does not exist
[0] 163.81.245.210.in-addr.arpa.: domain name does not exist
[0] 164.81.245.210.in-addr.arpa.: domain name does not exist
[0] 165.81.245.210.in-addr.arpa.: domain name does not exist
[0] 166.81.245.210.in-addr.arpa.: domain name does not exist
[0] 167.81.245.210.in-addr.arpa.: domain name does not exist
[0] 168.81.245.210.in-addr.arpa.: domain name does not exist
[0] 169.81.245.210.in-addr.arpa.: domain name does not exist
[0] 170.81.245.210.in-addr.arpa.: domain name does not exist
[0] 171.81.245.210.in-addr.arpa.: domain name does not exist
[0] 172.81.245.210.in-addr.arpa.: domain name does not exist
[0] 173.81.245.210.in-addr.arpa.: domain name does not exist
[0] 174.81.245.210.in-addr.arpa.: domain name does not exist
[0] 175.81.245.210.in-addr.arpa.: domain name does not exist
[0] 176.81.245.210.in-addr.arpa.: domain name does not exist
[0] 177.81.245.210.in-addr.arpa.: domain name does not exist
[0] 178.81.245.210.in-addr.arpa.: domain name does not exist
[0] 179.81.245.210.in-addr.arpa.: domain name does not exist
[0] 180.81.245.210.in-addr.arpa.: domain name does not exist
[0] 181.81.245.210.in-addr.arpa.: domain name does not exist
[0] 182.81.245.210.in-addr.arpa.: domain name does not exist
[0] 183.81.245.210.in-addr.arpa.: domain name does not exist
[0] 184.81.245.210.in-addr.arpa.: domain name does not exist
[0] 185.81.245.210.in-addr.arpa.: domain name does not exist
[0] 186.81.245.210.in-addr.arpa.: domain name does not exist
[0] 187.81.245.210.in-addr.arpa.: domain name does not exist
[0] 188.81.245.210.in-addr.arpa.: domain name does not exist
[0] 189.81.245.210.in-addr.arpa.: domain name does not exist
[0] 190.81.245.210.in-addr.arpa.: domain name does not exist
[0] 191.81.245.210.in-addr.arpa.: domain name does not exist
[0] 192.81.245.210.in-addr.arpa.: domain name does not exist
[0] 193.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 194.81.245.210.in-addr.arpa. domain name pointer webmail.vdo.vn
[0] 195.81.245.210.in-addr.arpa.: domain name does not exist
[0] 196.81.245.210.in-addr.arpa.: domain name does not exist
[0] 197.81.245.210.in-addr.arpa.: domain name does not exist
[0] 198.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 199.81.245.210.in-addr.arpa. domain name pointer mail.cascon.com.vn
[0] 200.81.245.210.in-addr.arpa.: domain name does not exist
[0] 201.81.245.210.in-addr.arpa.: domain name does not exist
[0] 202.81.245.210.in-addr.arpa.: domain name does not exist
[0] 203.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 204.81.245.210.in-addr.arpa. domain name pointer mail.mariestopes.org.vn
[0] 205.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 206.81.245.210.in-addr.arpa. domain name pointer mail.songhongcorp.vn
[0] 207.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 208.81.245.210.in-addr.arpa. domain name pointer mail.duocphamdonga.com
[0] 209.81.245.210.in-addr.arpa.: domain name does not exist
[0] 210.81.245.210.in-addr.arpa.: domain name does not exist
[0] 211.81.245.210.in-addr.arpa.: domain name does not exist
[0] 212.81.245.210.in-addr.arpa.: domain name does not exist
[0] 213.81.245.210.in-addr.arpa.: domain name does not exist
[0] 214.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 215.81.245.210.in-addr.arpa. domain name pointer mail.vcbl.com.vn
[0] 216.81.245.210.in-addr.arpa.: domain name does not exist
[0] 217.81.245.210.in-addr.arpa.: domain name does not exist
[0] 218.81.245.210.in-addr.arpa.: domain name does not exist
[0] 219.81.245.210.in-addr.arpa.: domain name does not exist
[3600] 220.81.245.210.in-addr.arpa. domain name pointer mail.megavet.com.vn
[0] 221.81.245.210.in-addr.arpa.: domain name does not exist
[0] 222.81.245.210.in-addr.arpa.: domain name does not exist
[0] 223.81.245.210.in-addr.arpa.: domain name does not exist
[0] 224.81.245.210.in-addr.arpa.: domain name does not exist
[0] 225.81.245.210.in-addr.arpa.: domain name does not exist
[0] 226.81.245.210.in-addr.arpa.: domain name does not exist
[0] 227.81.245.210.in-addr.arpa.: domain name does not exist
[0] 228.81.245.210.in-addr.arpa.: domain name does not exist
[0] 229.81.245.210.in-addr.arpa.: domain name does not exist
[0] 230.81.245.210.in-addr.arpa.: domain name does not exist
[0] 231.81.245.210.in-addr.arpa.: domain name does not exist
[0] 232.81.245.210.in-addr.arpa.: domain name does not exist
[0] 233.81.245.210.in-addr.arpa.: domain name does not exist
[0] 234.81.245.210.in-addr.arpa.: domain name does not exist
[0] 235.81.245.210.in-addr.arpa.: domain name does not exist
[0] 236.81.245.210.in-addr.arpa.: domain name does not exist
[0] 237.81.245.210.in-addr.arpa.: domain name does not exist
[0] 238.81.245.210.in-addr.arpa.: domain name does not exist
[0] 239.81.245.210.in-addr.arpa.: domain name does not exist
[0] 240.81.245.210.in-addr.arpa.: domain name does not exist
[0] 241.81.245.210.in-addr.arpa.: domain name does not exist
[0] 242.81.245.210.in-addr.arpa.: domain name does not exist
[0] 243.81.245.210.in-addr.arpa.: domain name does not exist
[0] 244.81.245.210.in-addr.arpa.: domain name does not exist
[0] 245.81.245.210.in-addr.arpa.: domain name does not exist
[0] 246.81.245.210.in-addr.arpa.: domain name does not exist
[0] 247.81.245.210.in-addr.arpa.: domain name does not exist
[0] 248.81.245.210.in-addr.arpa.: domain name does not exist
[0] 249.81.245.210.in-addr.arpa.: domain name does not exist
[0] 250.81.245.210.in-addr.arpa.: domain name does not exist
[0] 251.81.245.210.in-addr.arpa.: domain name does not exist
[0] 252.81.245.210.in-addr.arpa.: domain name does not exist
[0] 253.81.245.210.in-addr.arpa.: domain name does not exist
[0] 254.81.245.210.in-addr.arpa.: domain name does not exist
[0] 255.81.245.210.in-addr.arpa.: domain name does not exist