[0] 0.18.153.177.in-addr.arpa.: domain name does not exist
[0] 1.18.153.177.in-addr.arpa.: domain name does not exist
[0] 2.18.153.177.in-addr.arpa.: domain name does not exist
[0] 3.18.153.177.in-addr.arpa.: domain name does not exist
[0] 4.18.153.177.in-addr.arpa.: domain name does not exist
[0] 5.18.153.177.in-addr.arpa.: domain name does not exist
[0] 6.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 7.18.153.177.in-addr.arpa. domain name pointer vardnn0254.locaweb.com.br
[0] 8.18.153.177.in-addr.arpa.: domain name does not exist
[0] 9.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 10.18.153.177.in-addr.arpa. domain name pointer xxxdnn2398.locaweb.com.br
[3600] 11.18.153.177.in-addr.arpa. domain name pointer xxxdnn2399.locaweb.com.br
[3600] 12.18.153.177.in-addr.arpa. domain name pointer xxxdnn2388.locaweb.com.br
[0] 13.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 14.18.153.177.in-addr.arpa. domain name pointer xxxdnn2402.locaweb.com.br
[0] 15.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 16.18.153.177.in-addr.arpa. domain name pointer mx-mail.hostl8.com
[3600] 17.18.153.177.in-addr.arpa. domain name pointer mail02.sevenleads.com.br
[0] 18.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 19.18.153.177.in-addr.arpa. domain name pointer vardnn0262.locaweb.com.br
[3600] 20.18.153.177.in-addr.arpa. domain name pointer vardnn0266.locaweb.com.br xxxdnn4171.locaweb.com.br
[3600] 21.18.153.177.in-addr.arpa. domain name pointer xxxdnn3883.locaweb.com.br
[3600] 22.18.153.177.in-addr.arpa. domain name pointer vardnn0265.locaweb.com.br
[3600] 23.18.153.177.in-addr.arpa. domain name pointer xxxdnn2832.locaweb.com.br
[3600] 24.18.153.177.in-addr.arpa. domain name pointer mail.beabyte.com.br
[0] 25.18.153.177.in-addr.arpa.: domain name does not exist
[0] 26.18.153.177.in-addr.arpa.: domain name does not exist
[0] 27.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 28.18.153.177.in-addr.arpa. domain name pointer xxxdnn4237.locaweb.com.br
[3600] 29.18.153.177.in-addr.arpa. domain name pointer vardnn0132.locaweb.com.br
[3600] 30.18.153.177.in-addr.arpa. domain name pointer xxxdnn3887.locaweb.com.br
[3600] 31.18.153.177.in-addr.arpa. domain name pointer xxxdnn3888.locaweb.com.br
[3600] 32.18.153.177.in-addr.arpa. domain name pointer xxxdnn3979.locaweb.com.br
[0] 33.18.153.177.in-addr.arpa.: domain name does not exist
[0] 34.18.153.177.in-addr.arpa.: domain name does not exist
[0] 35.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 36.18.153.177.in-addr.arpa. domain name pointer xxxdnn3891.locaweb.com.br
[0] 37.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 38.18.153.177.in-addr.arpa. domain name pointer xxxdnn4048.locaweb.com.br
[0] 39.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 40.18.153.177.in-addr.arpa. domain name pointer xxxdnn3895.locaweb.com.br
[3600] 41.18.153.177.in-addr.arpa. domain name pointer xxxdnn3896.locaweb.com.br
[3600] 42.18.153.177.in-addr.arpa. domain name pointer xxxdnn4051.locaweb.com.br
[3600] 43.18.153.177.in-addr.arpa. domain name pointer vardnn0134.locaweb.com.br
[3600] 44.18.153.177.in-addr.arpa. domain name pointer xxxdnn3899.locaweb.com.br
[3600] 45.18.153.177.in-addr.arpa. domain name pointer vardnn0135.locaweb.com.br
[3600] 46.18.153.177.in-addr.arpa. domain name pointer xxxdnn3900.locaweb.com.br
[3600] 47.18.153.177.in-addr.arpa. domain name pointer xxxdnn4052.locaweb.com.br
[3600] 48.18.153.177.in-addr.arpa. domain name pointer xxxdnn3904.locaweb.com.br
[0] 49.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 50.18.153.177.in-addr.arpa. domain name pointer vardnn0290.locaweb.com.br
[0] 51.18.153.177.in-addr.arpa.: domain name does not exist
[0] 52.18.153.177.in-addr.arpa.: domain name does not exist
[0] 53.18.153.177.in-addr.arpa.: domain name does not exist
[0] 54.18.153.177.in-addr.arpa.: domain name does not exist
[0] 55.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 56.18.153.177.in-addr.arpa. domain name pointer xxxdnn3902.locaweb.com.br
[0] 57.18.153.177.in-addr.arpa.: domain name does not exist
[0] 58.18.153.177.in-addr.arpa.: domain name does not exist
[0] 59.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 60.18.153.177.in-addr.arpa. domain name pointer xxxdnn3905.locaweb.com.br
[3600] 61.18.153.177.in-addr.arpa. domain name pointer xxxdnn4053.locaweb.com.br
[3600] 62.18.153.177.in-addr.arpa. domain name pointer vardnn0291.locaweb.com.br
[3600] 63.18.153.177.in-addr.arpa. domain name pointer xxxdnn4173.locaweb.com.br
[0] 64.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 65.18.153.177.in-addr.arpa. domain name pointer xxxdnn3151.locaweb.com.br
[3600] 66.18.153.177.in-addr.arpa. domain name pointer xxxdnn4176.locaweb.com.br
[3600] 67.18.153.177.in-addr.arpa. domain name pointer xxxdnn2489.locaweb.com.br
[3600] 68.18.153.177.in-addr.arpa. domain name pointer xxxdnn2904.locaweb.com.br
[3600] 69.18.153.177.in-addr.arpa. domain name pointer xxxdnn3909.locaweb.com.br
[3600] 70.18.153.177.in-addr.arpa. domain name pointer mail.fenasbac.com.br
[0] 71.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 72.18.153.177.in-addr.arpa. domain name pointer xxxdnn2709.locaweb.com.br
[3600] 73.18.153.177.in-addr.arpa. domain name pointer xxxdnn2710.locaweb.com.br
[0] 74.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 75.18.153.177.in-addr.arpa. domain name pointer xxxdnn2823.locaweb.com.br
[3600] 76.18.153.177.in-addr.arpa. domain name pointer xxxdnn2493.locaweb.com.br
[3600] 77.18.153.177.in-addr.arpa. domain name pointer xxxdnn2825.locaweb.com.br
[3600] 78.18.153.177.in-addr.arpa. domain name pointer xxxdnn2496.locaweb.com.br
[3600] 79.18.153.177.in-addr.arpa. domain name pointer xxxdnn4055.locaweb.com.br
[3600] 80.18.153.177.in-addr.arpa. domain name pointer vardnn0268.locaweb.com.br
[3600] 81.18.153.177.in-addr.arpa. domain name pointer xxxdnn4057.locaweb.com.br
[3600] 82.18.153.177.in-addr.arpa. domain name pointer xxxdnn2826.locaweb.com.br
[3600] 83.18.153.177.in-addr.arpa. domain name pointer xxxdnn3911.locaweb.com.br
[3600] 84.18.153.177.in-addr.arpa. domain name pointer xxxdnn3912.locaweb.com.br
[3600] 85.18.153.177.in-addr.arpa. domain name pointer vardnn0145.locaweb.com.br
[0] 86.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 87.18.153.177.in-addr.arpa. domain name pointer xxxdnn3158.locaweb.com.br
[0] 88.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 89.18.153.177.in-addr.arpa. domain name pointer vardnn0293.locaweb.com.br
[3600] 90.18.153.177.in-addr.arpa. domain name pointer xxxdnn3914.locaweb.com.br
[3600] 91.18.153.177.in-addr.arpa. domain name pointer xxxdnn4105.locaweb.com.br
[0] 92.18.153.177.in-addr.arpa.: domain name does not exist
[0] 93.18.153.177.in-addr.arpa.: domain name does not exist
[0] 94.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 95.18.153.177.in-addr.arpa. domain name pointer xxxdnn2839.locaweb.com.br
[3600] 96.18.153.177.in-addr.arpa. domain name pointer 177.153.18.116
[3600] 97.18.153.177.in-addr.arpa. domain name pointer 177.153.18.116
[0] 98.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 99.18.153.177.in-addr.arpa. domain name pointer xxxdnn3161.locaweb.com.br
[3600] 100.18.153.177.in-addr.arpa. domain name pointer mail36.comunidadedoblog.com.br
[3600] 101.18.153.177.in-addr.arpa. domain name pointer xxxdnn2843.locaweb.com.br
[3600] 102.18.153.177.in-addr.arpa. domain name pointer xxxdnn3163.locaweb.com.br
[3600] 103.18.153.177.in-addr.arpa. domain name pointer xxxdnn3164.locaweb.com.br
[3600] 104.18.153.177.in-addr.arpa. domain name pointer xxxdnn2852.locaweb.com.br
[3600] 105.18.153.177.in-addr.arpa. domain name pointer xxxdnn2853.locaweb.com.br
[3600] 106.18.153.177.in-addr.arpa. domain name pointer xxxdnn2857.locaweb.com.br
[3600] 107.18.153.177.in-addr.arpa. domain name pointer vardnn0204.locaweb.com.br
[3600] 108.18.153.177.in-addr.arpa. domain name pointer xxxdnn2513.locaweb.com.br
[3600] 109.18.153.177.in-addr.arpa. domain name pointer xxxdnn2514.locaweb.com.br
[3600] 110.18.153.177.in-addr.arpa. domain name pointer xxxdnn2515.locaweb.com.br
[0] 111.18.153.177.in-addr.arpa.: domain name does not exist
[0] 112.18.153.177.in-addr.arpa.: domain name does not exist
[0] 113.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 114.18.153.177.in-addr.arpa. domain name pointer srv01.ativatextil.com.br
[3600] 115.18.153.177.in-addr.arpa. domain name pointer xxxdnn3167.locaweb.com.br
[3600] 116.18.153.177.in-addr.arpa. domain name pointer dunasnet.com.br
[3600] 117.18.153.177.in-addr.arpa. domain name pointer xxxdnn2517.locaweb.com.br
[0] 118.18.153.177.in-addr.arpa.: domain name does not exist
[0] 119.18.153.177.in-addr.arpa.: domain name does not exist
[0] 120.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 121.18.153.177.in-addr.arpa. domain name pointer xxxdnn3971.locaweb.com.br
[0] 122.18.153.177.in-addr.arpa.: domain name does not exist
[0] 123.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 124.18.153.177.in-addr.arpa. domain name pointer vardnn0146.locaweb.com.br
[3600] 125.18.153.177.in-addr.arpa. domain name pointer xxxdnn3973.locaweb.com.br
[3600] 126.18.153.177.in-addr.arpa. domain name pointer xxxdnn4202.locaweb.com.br
[3600] 127.18.153.177.in-addr.arpa. domain name pointer xxxdnn2899.locaweb.com.br
[0] 128.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 129.18.153.177.in-addr.arpa. domain name pointer vardnn0148.locaweb.com.br
[3600] 130.18.153.177.in-addr.arpa. domain name pointer vardnn0011.locaweb.com.br
[3600] 131.18.153.177.in-addr.arpa. domain name pointer xxxdnn4192.locaweb.com.br
[3600] 132.18.153.177.in-addr.arpa. domain name pointer xxxdnn3916.locaweb.com.br
[3600] 133.18.153.177.in-addr.arpa. domain name pointer servidor.nbsnet.com.br
[3600] 134.18.153.177.in-addr.arpa. domain name pointer vardnn0004.locaweb.com.br
[0] 135.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 136.18.153.177.in-addr.arpa. domain name pointer xxxdnn3974.locaweb.com.br
[0] 137.18.153.177.in-addr.arpa.: domain name does not exist
[0] 138.18.153.177.in-addr.arpa.: domain name does not exist
[0] 139.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 140.18.153.177.in-addr.arpa. domain name pointer xxxdnn4205.locaweb.com.br
[3600] 141.18.153.177.in-addr.arpa. domain name pointer xxxdnn4061.locaweb.com.br
[3600] 142.18.153.177.in-addr.arpa. domain name pointer vardnn0149.locaweb.com.br
[3600] 143.18.153.177.in-addr.arpa. domain name pointer vardnn0308.locaweb.com.br
[3600] 144.18.153.177.in-addr.arpa. domain name pointer xxxdnn2642.locaweb.com.br
[3600] 145.18.153.177.in-addr.arpa. domain name pointer vardnn0310.locaweb.com.br
[0] 146.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 147.18.153.177.in-addr.arpa. domain name pointer xxxdnn2607.locaweb.com.br
[0] 148.18.153.177.in-addr.arpa.: domain name does not exist
[0] 149.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 150.18.153.177.in-addr.arpa. domain name pointer xxxdnn3176.locaweb.com.br
[3600] 151.18.153.177.in-addr.arpa. domain name pointer xxxdnn4062.locaweb.com.br
[0] 152.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 153.18.153.177.in-addr.arpa. domain name pointer xxxdnn4106.locaweb.com.br
[3600] 154.18.153.177.in-addr.arpa. domain name pointer xxxdnn3918.locaweb.com.br
[0] 155.18.153.177.in-addr.arpa.: domain name does not exist
[0] 156.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 157.18.153.177.in-addr.arpa. domain name pointer xxxdnn2621.locaweb.com.br
[3600] 158.18.153.177.in-addr.arpa. domain name pointer xxxdnn3921.locaweb.com.br
[3600] 159.18.153.177.in-addr.arpa. domain name pointer vardnn0209.locaweb.com.br
[3600] 160.18.153.177.in-addr.arpa. domain name pointer xxxdnn3923.locaweb.com.br
[3600] 161.18.153.177.in-addr.arpa. domain name pointer xxxdnn4064.locaweb.com.br
[3600] 162.18.153.177.in-addr.arpa. domain name pointer vardnn0153.locaweb.com.br
[3600] 163.18.153.177.in-addr.arpa. domain name pointer xxxdnn3924.locaweb.com.br
[0] 164.18.153.177.in-addr.arpa.: domain name does not exist
[0] 165.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 166.18.153.177.in-addr.arpa. domain name pointer xxxdnn4065.locaweb.com.br
[3600] 167.18.153.177.in-addr.arpa. domain name pointer xxxdnn3927.locaweb.com.br
[3600] 168.18.153.177.in-addr.arpa. domain name pointer vardnn0156.locaweb.com.br
[0] 169.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 170.18.153.177.in-addr.arpa. domain name pointer xxxdnn4067.locaweb.com.br
[3600] 171.18.153.177.in-addr.arpa. domain name pointer vardnn0157.locaweb.com.br
[3600] 172.18.153.177.in-addr.arpa. domain name pointer xxxdnn3928.locaweb.com.br
[0] 173.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 174.18.153.177.in-addr.arpa. domain name pointer vardnn0158.locaweb.com.br
[3600] 175.18.153.177.in-addr.arpa. domain name pointer vardnn0159.locaweb.com.br
[3600] 176.18.153.177.in-addr.arpa. domain name pointer xxxdnn3929.locaweb.com.br
[3600] 177.18.153.177.in-addr.arpa. domain name pointer vardnn0356.locaweb.com.br
[3600] 178.18.153.177.in-addr.arpa. domain name pointer vardnn0160.locaweb.com.br
[0] 179.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 180.18.153.177.in-addr.arpa. domain name pointer xxxdnn3182.locaweb.com.br
[3600] 181.18.153.177.in-addr.arpa. domain name pointer xxxdnn4068.locaweb.com.br
[0] 182.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 183.18.153.177.in-addr.arpa. domain name pointer vardnn0161.locaweb.com.br
[3600] 184.18.153.177.in-addr.arpa. domain name pointer vardnn0196.locaweb.com.br
[3600] 185.18.153.177.in-addr.arpa. domain name pointer xxxdnn3933.locaweb.com.br
[3600] 186.18.153.177.in-addr.arpa. domain name pointer xxxdnn2648.locaweb.com.br
[3600] 187.18.153.177.in-addr.arpa. domain name pointer xxxdnn2650.locaweb.com.br
[3600] 188.18.153.177.in-addr.arpa. domain name pointer xxxdnn3183.locaweb.com.br
[3600] 189.18.153.177.in-addr.arpa. domain name pointer xxxdnn3934.locaweb.com.br
[3600] 190.18.153.177.in-addr.arpa. domain name pointer xxxdnn2652.locaweb.com.br
[3600] 191.18.153.177.in-addr.arpa. domain name pointer ns2.sitesdiferenciados.com.br
[3600] 192.18.153.177.in-addr.arpa. domain name pointer xxxdnn4072.locaweb.com.br
[3600] 193.18.153.177.in-addr.arpa. domain name pointer vardnn0210.locaweb.com.br
[3600] 194.18.153.177.in-addr.arpa. domain name pointer xxxdnn3936.locaweb.com.br
[3600] 195.18.153.177.in-addr.arpa. domain name pointer xxxdnn2657.locaweb.com.br
[0] 196.18.153.177.in-addr.arpa.: temporary failure in name resolution
[3600] 197.18.153.177.in-addr.arpa. domain name pointer xxxdnn3937.locaweb.com.br
[3600] 198.18.153.177.in-addr.arpa. domain name pointer xxxdnn3938.locaweb.com.br
[3600] 199.18.153.177.in-addr.arpa. domain name pointer vardnn0165.locaweb.com.br
[3600] 200.18.153.177.in-addr.arpa. domain name pointer vardnn0211.locaweb.com.br
[3600] 201.18.153.177.in-addr.arpa. domain name pointer xxxdnn3940.locaweb.com.br
[3600] 202.18.153.177.in-addr.arpa. domain name pointer xxxdnn3941.locaweb.com.br
[3599] 203.18.153.177.in-addr.arpa. domain name pointer xxxdnn2666.locaweb.com.br
[3600] 204.18.153.177.in-addr.arpa. domain name pointer xxxdnn4077.locaweb.com.br
[2021] 205.18.153.177.in-addr.arpa. domain name pointer xxxdnn2668.locaweb.com.br
[3600] 206.18.153.177.in-addr.arpa. domain name pointer xxxdnn2669.locaweb.com.br
[0] 207.18.153.177.in-addr.arpa.: temporary failure in name resolution
[3600] 208.18.153.177.in-addr.arpa. domain name pointer xxxdnn3943.locaweb.com.br
[3600] 209.18.153.177.in-addr.arpa. domain name pointer vardnn0205.locaweb.com.br
[3600] 210.18.153.177.in-addr.arpa. domain name pointer vardnn0164.locaweb.com.br
[0] 211.18.153.177.in-addr.arpa.: temporary failure in name resolution
[3599] 212.18.153.177.in-addr.arpa. domain name pointer vardnn0189.locaweb.com.br
[0] 213.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 214.18.153.177.in-addr.arpa.: domain name does not exist
[3600] 215.18.153.177.in-addr.arpa. domain name pointer xxxdnn3949.locaweb.com.br
[3600] 216.18.153.177.in-addr.arpa. domain name pointer xxxdnn2906.locaweb.com.br
[3600] 217.18.153.177.in-addr.arpa. domain name pointer xxxdnn3950.locaweb.com.br
[3600] 218.18.153.177.in-addr.arpa. domain name pointer xxxdnn3188.locaweb.com.br
[3600] 219.18.153.177.in-addr.arpa. domain name pointer xxxdnn4083.locaweb.com.br
[3600] 220.18.153.177.in-addr.arpa. domain name pointer xxxdnn4084.locaweb.com.br
[3600] 221.18.153.177.in-addr.arpa. domain name pointer vardnn0206.locaweb.com.br
[0] 222.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 223.18.153.177.in-addr.arpa.: temporary failure in name resolution
[3600] 224.18.153.177.in-addr.arpa. domain name pointer vardnn0176.locaweb.com.br
[0] 225.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 226.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 227.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 228.18.153.177.in-addr.arpa.: temporary failure in name resolution
[3600] 229.18.153.177.in-addr.arpa. domain name pointer xxxdnn3960.locaweb.com.br
[776] 230.18.153.177.in-addr.arpa. domain name pointer www.agripoint.com.br
[3599] 231.18.153.177.in-addr.arpa. domain name pointer xxxdnn3200.locaweb.com.br
[0] 232.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 233.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 234.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 235.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 236.18.153.177.in-addr.arpa.: temporary failure in name resolution
[3600] 237.18.153.177.in-addr.arpa. domain name pointer xxxdnn3965.locaweb.com.br
[3600] 238.18.153.177.in-addr.arpa. domain name pointer xxxdnn3966.locaweb.com.br
[3600] 239.18.153.177.in-addr.arpa. domain name pointer xxxdnn4102.locaweb.com.br
[3600] 240.18.153.177.in-addr.arpa. domain name pointer xxxdnn4103.locaweb.com.br
[3600] 241.18.153.177.in-addr.arpa. domain name pointer xxxdnn4104.locaweb.com.br
[0] 242.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 243.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 244.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 245.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 246.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 247.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 248.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 249.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 250.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 251.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 252.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 253.18.153.177.in-addr.arpa.: domain name does not exist
[0] 254.18.153.177.in-addr.arpa.: temporary failure in name resolution
[0] 255.18.153.177.in-addr.arpa.: temporary failure in name resolution