[0] 0.118.29.24.in-addr.arpa.: domain name does not exist [0] 1.118.29.24.in-addr.arpa.: domain name does not exist [0] 2.118.29.24.in-addr.arpa.: domain name does not exist [0] 3.118.29.24.in-addr.arpa.: domain name does not exist [0] 4.118.29.24.in-addr.arpa.: domain name does not exist [0] 5.118.29.24.in-addr.arpa.: domain name does not exist [0] 6.118.29.24.in-addr.arpa.: domain name does not exist [0] 7.118.29.24.in-addr.arpa.: domain name does not exist [0] 8.118.29.24.in-addr.arpa.: domain name does not exist [0] 9.118.29.24.in-addr.arpa.: domain name does not exist [0] 10.118.29.24.in-addr.arpa.: domain name does not exist [0] 11.118.29.24.in-addr.arpa.: domain name does not exist [0] 12.118.29.24.in-addr.arpa.: domain name does not exist [0] 13.118.29.24.in-addr.arpa.: domain name does not exist [0] 14.118.29.24.in-addr.arpa.: domain name does not exist [0] 15.118.29.24.in-addr.arpa.: domain name does not exist [0] 16.118.29.24.in-addr.arpa.: domain name does not exist [0] 17.118.29.24.in-addr.arpa.: domain name does not exist [0] 18.118.29.24.in-addr.arpa.: domain name does not exist [0] 19.118.29.24.in-addr.arpa.: domain name does not exist [0] 20.118.29.24.in-addr.arpa.: domain name does not exist [0] 21.118.29.24.in-addr.arpa.: domain name does not exist [0] 22.118.29.24.in-addr.arpa.: domain name does not exist [0] 23.118.29.24.in-addr.arpa.: domain name does not exist [0] 24.118.29.24.in-addr.arpa.: domain name does not exist [0] 25.118.29.24.in-addr.arpa.: domain name does not exist [0] 26.118.29.24.in-addr.arpa.: domain name does not exist [0] 27.118.29.24.in-addr.arpa.: domain name does not exist [0] 28.118.29.24.in-addr.arpa.: domain name does not exist [0] 29.118.29.24.in-addr.arpa.: domain name does not exist [0] 30.118.29.24.in-addr.arpa.: domain name does not exist [0] 31.118.29.24.in-addr.arpa.: domain name does not exist [0] 32.118.29.24.in-addr.arpa.: domain name does not exist [0] 33.118.29.24.in-addr.arpa.: domain name does not exist [86400] 34.118.29.24.in-addr.arpa. domain name pointer broker-lgaat02.voip.rdc-nyc.rr.com [86400] 35.118.29.24.in-addr.arpa. domain name pointer sia-lgaat02ca.voip.rdc-nyc.rr.com [86400] 36.118.29.24.in-addr.arpa. domain name pointer sia-lgaat02ca.voip.rdc-nyc.rr.com [86400] 37.118.29.24.in-addr.arpa. domain name pointer sia-lgaat02ca727.voip.rdc-nyc.rr.com [86400] 38.118.29.24.in-addr.arpa. domain name pointer mgcp-lgaat02ca727.voip.rdc-nyc.rr.com [86400] 39.118.29.24.in-addr.arpa. domain name pointer gfs-lgaat02ptc927.voip.rdc-nyc.rr.com [0] 40.118.29.24.in-addr.arpa.: domain name does not exist [0] 41.118.29.24.in-addr.arpa.: domain name does not exist [0] 42.118.29.24.in-addr.arpa.: domain name does not exist [0] 43.118.29.24.in-addr.arpa.: domain name does not exist [0] 44.118.29.24.in-addr.arpa.: domain name does not exist [0] 45.118.29.24.in-addr.arpa.: domain name does not exist [86400] 46.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-at2-swtb.voip.rdc-nyc.rr.com [0] 47.118.29.24.in-addr.arpa.: domain name does not exist [0] 48.118.29.24.in-addr.arpa.: domain name does not exist [86400] 49.118.29.24.in-addr.arpa. domain name pointer broker-lgaat02.voip.rdc-nyc.rr.com [0] 50.118.29.24.in-addr.arpa.: domain name does not exist [86400] 51.118.29.24.in-addr.arpa. domain name pointer sia-lgaat02ca.voip.rdc-nyc.rr.com [86400] 52.118.29.24.in-addr.arpa. domain name pointer sia-lgaat02ca.voip.rdc-nyc.rr.com [86400] 53.118.29.24.in-addr.arpa. domain name pointer sia-lgaat02ca727.voip.rdc-nyc.rr.com [86400] 54.118.29.24.in-addr.arpa. domain name pointer mgcp-lgaat02ca727.voip.rdc-nyc.rr.com [86400] 55.118.29.24.in-addr.arpa. domain name pointer gfs-lgaat02ptc927.voip.rdc-nyc.rr.com [0] 56.118.29.24.in-addr.arpa.: domain name does not exist [0] 57.118.29.24.in-addr.arpa.: domain name does not exist [0] 58.118.29.24.in-addr.arpa.: domain name does not exist [0] 59.118.29.24.in-addr.arpa.: domain name does not exist [0] 60.118.29.24.in-addr.arpa.: domain name does not exist [0] 61.118.29.24.in-addr.arpa.: domain name does not exist [86400] 62.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-at2-swta.voip.rdc-nyc.rr.com [0] 63.118.29.24.in-addr.arpa.: domain name does not exist [0] 64.118.29.24.in-addr.arpa.: domain name does not exist [86400] 65.118.29.24.in-addr.arpa. domain name pointer broker-LGA06.voip.rdc-nyc.rr.com [86400] 66.118.29.24.in-addr.arpa. domain name pointer broker-lgaat01.voip.rdc-nyc.rr.com [86400] 67.118.29.24.in-addr.arpa. domain name pointer sia-lgaat01ca.voip.rdc-nyc.rr.com [86400] 68.118.29.24.in-addr.arpa. domain name pointer sia-lgaat01ca.voip.rdc-nyc.rr.com [86400] 69.118.29.24.in-addr.arpa. domain name pointer sia-lgaat01ca717.voip.rdc-nyc.rr.com [86400] 70.118.29.24.in-addr.arpa. domain name pointer mgcp-lgaat01ca717.voip.rdc-nyc.rr.com [86400] 71.118.29.24.in-addr.arpa. domain name pointer gfs-lgaat01ptc917.voip.rdc-nyc.rr.com [0] 72.118.29.24.in-addr.arpa.: domain name does not exist [0] 73.118.29.24.in-addr.arpa.: domain name does not exist [0] 74.118.29.24.in-addr.arpa.: domain name does not exist [0] 75.118.29.24.in-addr.arpa.: domain name does not exist [0] 76.118.29.24.in-addr.arpa.: domain name does not exist [0] 77.118.29.24.in-addr.arpa.: domain name does not exist [86400] 78.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-at1-swtb.voip.rdc-nyc.rr.com [0] 79.118.29.24.in-addr.arpa.: domain name does not exist [0] 80.118.29.24.in-addr.arpa.: domain name does not exist [86400] 81.118.29.24.in-addr.arpa. domain name pointer broker-lgaat01.voip.rdc-nyc.rr.com [0] 82.118.29.24.in-addr.arpa.: domain name does not exist [86400] 83.118.29.24.in-addr.arpa. domain name pointer sia-lgaat01ca.voip.rdc-nyc.rr.com [86400] 84.118.29.24.in-addr.arpa. domain name pointer sia-lgaat01ca.voip.rdc-nyc.rr.com [86400] 85.118.29.24.in-addr.arpa. domain name pointer sia-lgaat01ca717.voip.rdc-nyc.rr.com [86400] 86.118.29.24.in-addr.arpa. domain name pointer mgcp-lgaat01ca717.voip.rdc-nyc.rr.com [86400] 87.118.29.24.in-addr.arpa. domain name pointer gfs-lgaat01ptc917.voip.rdc-nyc.rr.com [86400] 88.118.29.24.in-addr.arpa. domain name pointer h3a-LGA06CA167.voip.rdc-nyc.rr.com [0] 89.118.29.24.in-addr.arpa.: domain name does not exist [0] 90.118.29.24.in-addr.arpa.: domain name does not exist [0] 91.118.29.24.in-addr.arpa.: domain name does not exist [0] 92.118.29.24.in-addr.arpa.: domain name does not exist [0] 93.118.29.24.in-addr.arpa.: domain name does not exist [86400] 94.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-at1-swta.voip.rdc-nyc.rr.com [0] 95.118.29.24.in-addr.arpa.: domain name does not exist [0] 96.118.29.24.in-addr.arpa.: domain name does not exist [86400] 97.118.29.24.in-addr.arpa. domain name pointer broker-LGA05.voip.rdc-nyc.rr.com [0] 98.118.29.24.in-addr.arpa.: domain name does not exist [86400] 99.118.29.24.in-addr.arpa. domain name pointer anm-aLGA05CA.voip.rdc-nyc.rr.com [86400] 100.118.29.24.in-addr.arpa. domain name pointer anm-bLGA05CA.voip.rdc-nyc.rr.com [86400] 101.118.29.24.in-addr.arpa. domain name pointer sia-LGA05CA157.voip.rdc-nyc.rr.com [86400] 102.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA05CA.voip.rdc-nyc.rr.com [86400] 103.118.29.24.in-addr.arpa. domain name pointer gfs-LGA05PTC357.voip.rdc-nyc.rr.com [86400] 104.118.29.24.in-addr.arpa. domain name pointer h3a-LGA05CA157.voip.rdc-nyc.rr.com [0] 105.118.29.24.in-addr.arpa.: domain name does not exist [0] 106.118.29.24.in-addr.arpa.: domain name does not exist [0] 107.118.29.24.in-addr.arpa.: domain name does not exist [0] 108.118.29.24.in-addr.arpa.: domain name does not exist [0] 109.118.29.24.in-addr.arpa.: domain name does not exist [86400] 110.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts05-swta.voip.rdc-nyc.rr.com [0] 111.118.29.24.in-addr.arpa.: domain name does not exist [0] 112.118.29.24.in-addr.arpa.: domain name does not exist [0] 113.118.29.24.in-addr.arpa.: domain name does not exist [86400] 114.118.29.24.in-addr.arpa. domain name pointer broker-LGA05.voip.rdc-nyc.rr.com [86400] 115.118.29.24.in-addr.arpa. domain name pointer anm-aLGA05CA.voip.rdc-nyc.rr.com [86400] 116.118.29.24.in-addr.arpa. domain name pointer anm-bLGA05CA.voip.rdc-nyc.rr.com [86400] 117.118.29.24.in-addr.arpa. domain name pointer sia-LGA05CA157.voip.rdc-nyc.rr.com [86400] 118.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA05CA.voip.rdc-nyc.rr.com [86400] 119.118.29.24.in-addr.arpa. domain name pointer gfs-LGA05PTC357.voip.rdc-nyc.rr.com [86400] 120.118.29.24.in-addr.arpa. domain name pointer h3a-LGA05CA157.voip.rdc-nyc.rr.com [0] 121.118.29.24.in-addr.arpa.: domain name does not exist [0] 122.118.29.24.in-addr.arpa.: domain name does not exist [0] 123.118.29.24.in-addr.arpa.: domain name does not exist [0] 124.118.29.24.in-addr.arpa.: domain name does not exist [0] 125.118.29.24.in-addr.arpa.: domain name does not exist [86400] 126.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts05-swtb.voip.rdc-nyc.rr.com [0] 127.118.29.24.in-addr.arpa.: domain name does not exist [0] 128.118.29.24.in-addr.arpa.: domain name does not exist [86400] 129.118.29.24.in-addr.arpa. domain name pointer broker-LGA04.voip.rdc-nyc.rr.com [0] 130.118.29.24.in-addr.arpa.: domain name does not exist [86400] 131.118.29.24.in-addr.arpa. domain name pointer anm-aLGA04CA.voip.rdc-nyc.rr.com [86400] 132.118.29.24.in-addr.arpa. domain name pointer anm-bLGA04CA.voip.rdc-nyc.rr.com [86400] 133.118.29.24.in-addr.arpa. domain name pointer sia-LGA04CA147.voip.rdc-nyc.rr.com [86400] 134.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA04CA.voip.rdc-nyc.rr.com [86400] 135.118.29.24.in-addr.arpa. domain name pointer gfs-LGA04PTC347.voip.rdc-nyc.rr.com [86400] 136.118.29.24.in-addr.arpa. domain name pointer h3a-LGA04CA147.voip.rdc-nyc.rr.com [0] 137.118.29.24.in-addr.arpa.: domain name does not exist [0] 138.118.29.24.in-addr.arpa.: domain name does not exist [0] 139.118.29.24.in-addr.arpa.: domain name does not exist [0] 140.118.29.24.in-addr.arpa.: domain name does not exist [0] 141.118.29.24.in-addr.arpa.: domain name does not exist [86400] 142.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts04-swta.voip.rdc-nyc.rr.com [0] 143.118.29.24.in-addr.arpa.: domain name does not exist [0] 144.118.29.24.in-addr.arpa.: domain name does not exist [0] 145.118.29.24.in-addr.arpa.: domain name does not exist [86400] 146.118.29.24.in-addr.arpa. domain name pointer broker-LGA04.voip.rdc-nyc.rr.com [86400] 147.118.29.24.in-addr.arpa. domain name pointer anm-aLGA04CA.voip.rdc-nyc.rr.com [86400] 148.118.29.24.in-addr.arpa. domain name pointer anm-bLGA04CA.voip.rdc-nyc.rr.com [86400] 149.118.29.24.in-addr.arpa. domain name pointer sia-LGA04CA147.voip.rdc-nyc.rr.com [86400] 150.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA04CA.voip.rdc-nyc.rr.com [86400] 151.118.29.24.in-addr.arpa. domain name pointer gfs-LGA04PTC347.voip.rdc-nyc.rr.com [86400] 152.118.29.24.in-addr.arpa. domain name pointer h3a-LGA04CA147.voip.rdc-nyc.rr.com [0] 153.118.29.24.in-addr.arpa.: domain name does not exist [0] 154.118.29.24.in-addr.arpa.: domain name does not exist [0] 155.118.29.24.in-addr.arpa.: domain name does not exist [0] 156.118.29.24.in-addr.arpa.: domain name does not exist [0] 157.118.29.24.in-addr.arpa.: domain name does not exist [86400] 158.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts04-swtb.voip.rdc-nyc.rr.com [0] 159.118.29.24.in-addr.arpa.: domain name does not exist [0] 160.118.29.24.in-addr.arpa.: domain name does not exist [0] 161.118.29.24.in-addr.arpa.: domain name does not exist [0] 162.118.29.24.in-addr.arpa.: domain name does not exist [86400] 163.118.29.24.in-addr.arpa. domain name pointer sga-aLGA03CA.voip.rdc-nyc.rr.com [86400] 164.118.29.24.in-addr.arpa. domain name pointer sga-bLGA03CA.voip.rdc-nyc.rr.com [86400] 165.118.29.24.in-addr.arpa. domain name pointer sia-LGA03CA137-1.voip.rdc-nyc.rr.com [86400] 166.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA03CA.voip.rdc-nyc.rr.com [86400] 167.118.29.24.in-addr.arpa. domain name pointer gfs-LGA03PTC337.voip.rdc-nyc.rr.com [86400] 168.118.29.24.in-addr.arpa. domain name pointer h3a-LGA03CA137.voip.rdc-nyc.rr.com [0] 169.118.29.24.in-addr.arpa.: domain name does not exist [0] 170.118.29.24.in-addr.arpa.: domain name does not exist [0] 171.118.29.24.in-addr.arpa.: domain name does not exist [0] 172.118.29.24.in-addr.arpa.: domain name does not exist [0] 173.118.29.24.in-addr.arpa.: domain name does not exist [86400] 174.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts03-swta.voip.rdc-nyc.rr.com [0] 175.118.29.24.in-addr.arpa.: domain name does not exist [0] 176.118.29.24.in-addr.arpa.: domain name does not exist [0] 177.118.29.24.in-addr.arpa.: domain name does not exist [0] 178.118.29.24.in-addr.arpa.: domain name does not exist [86400] 179.118.29.24.in-addr.arpa. domain name pointer sga-aLGA03CA.voip.rdc-nyc.rr.com [86400] 180.118.29.24.in-addr.arpa. domain name pointer sga-bLGA03CA.voip.rdc-nyc.rr.com [86400] 181.118.29.24.in-addr.arpa. domain name pointer sia-LGA03CA137.voip.rdc-nyc.rr.com [86400] 182.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA03CA.voip.rdc-nyc.rr.com [86400] 183.118.29.24.in-addr.arpa. domain name pointer gfs-LGA03PTC337.voip.rdc-nyc.rr.com [86400] 184.118.29.24.in-addr.arpa. domain name pointer h3a-LGA03CA137.voip.rdc-nyc.rr.com [0] 185.118.29.24.in-addr.arpa.: domain name does not exist [0] 186.118.29.24.in-addr.arpa.: domain name does not exist [0] 187.118.29.24.in-addr.arpa.: domain name does not exist [0] 188.118.29.24.in-addr.arpa.: domain name does not exist [0] 189.118.29.24.in-addr.arpa.: domain name does not exist [86400] 190.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts03-swtb.voip.rdc-nyc.rr.com [0] 191.118.29.24.in-addr.arpa.: domain name does not exist [0] 192.118.29.24.in-addr.arpa.: domain name does not exist [86400] 193.118.29.24.in-addr.arpa. domain name pointer broker-LGA02.voip.rdc-nyc.rr.com [0] 194.118.29.24.in-addr.arpa.: domain name does not exist [86400] 195.118.29.24.in-addr.arpa. domain name pointer LGA127CA1-mgcp1.voip.rdc-nyc.rr.com [86400] 196.118.29.24.in-addr.arpa. domain name pointer LGA127CA2-mgcp1.voip.rdc-nyc.rr.com [86400] 197.118.29.24.in-addr.arpa. domain name pointer sia-LGA02CA127.voip.rdc-nyc.rr.com [86400] 198.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA02CA.voip.rdc-nyc.rr.com [86400] 199.118.29.24.in-addr.arpa. domain name pointer gfs-LGA02PTC327.voip.rdc-nyc.rr.com [86400] 200.118.29.24.in-addr.arpa. domain name pointer h3a-LGA02CA127.voip.rdc-nyc.rr.com [0] 201.118.29.24.in-addr.arpa.: domain name does not exist [0] 202.118.29.24.in-addr.arpa.: domain name does not exist [0] 203.118.29.24.in-addr.arpa.: domain name does not exist [0] 204.118.29.24.in-addr.arpa.: domain name does not exist [0] 205.118.29.24.in-addr.arpa.: domain name does not exist [86400] 206.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts02-swta.voip.rdc-nyc.rr.com [0] 207.118.29.24.in-addr.arpa.: domain name does not exist [0] 208.118.29.24.in-addr.arpa.: domain name does not exist [0] 209.118.29.24.in-addr.arpa.: domain name does not exist [86400] 210.118.29.24.in-addr.arpa. domain name pointer broker-LGA02.voip.rdc-nyc.rr.com [86400] 211.118.29.24.in-addr.arpa. domain name pointer LGA127CA1-mgcp2.voip.rdc-nyc.rr.com [86400] 212.118.29.24.in-addr.arpa. domain name pointer LGA127CA2-mgcp2.voip.rdc-nyc.rr.com [86400] 213.118.29.24.in-addr.arpa. domain name pointer sia-LGA02CA127.voip.rdc-nyc.rr.com [86400] 214.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA02CA.voip.rdc-nyc.rr.com [86400] 215.118.29.24.in-addr.arpa. domain name pointer gfs-LGA02PTC327.voip.rdc-nyc.rr.com [86400] 216.118.29.24.in-addr.arpa. domain name pointer h3a-LGA02CA127.voip.rdc-nyc.rr.com [0] 217.118.29.24.in-addr.arpa.: domain name does not exist [0] 218.118.29.24.in-addr.arpa.: domain name does not exist [0] 219.118.29.24.in-addr.arpa.: domain name does not exist [0] 220.118.29.24.in-addr.arpa.: domain name does not exist [0] 221.118.29.24.in-addr.arpa.: domain name does not exist [86400] 222.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts02-swtb.voip.rdc-nyc.rr.com [0] 223.118.29.24.in-addr.arpa.: domain name does not exist [0] 224.118.29.24.in-addr.arpa.: domain name does not exist [86400] 225.118.29.24.in-addr.arpa. domain name pointer broker-LGA01.voip.rdc-nyc.rr.com [0] 226.118.29.24.in-addr.arpa.: domain name does not exist [86400] 227.118.29.24.in-addr.arpa. domain name pointer anm-aLGA01CA.voip.rdc-nyc.rr.com [86400] 228.118.29.24.in-addr.arpa. domain name pointer lga-ca-2-mgcp1.voip.rdc-nyc.rr.com [86400] 229.118.29.24.in-addr.arpa. domain name pointer sia-LGA01CA107.voip.rdc-nyc.rr.com [86400] 230.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA01CA.voip.rdc-nyc.rr.com [86400] 231.118.29.24.in-addr.arpa. domain name pointer gfs-LGA01PTC307.voip.rdc-nyc.rr.com [86400] 232.118.29.24.in-addr.arpa. domain name pointer h3a-LGA01CA107.voip.rdc-nyc.rr.com [0] 233.118.29.24.in-addr.arpa.: domain name does not exist [0] 234.118.29.24.in-addr.arpa.: domain name does not exist [0] 235.118.29.24.in-addr.arpa.: domain name does not exist [0] 236.118.29.24.in-addr.arpa.: domain name does not exist [0] 237.118.29.24.in-addr.arpa.: domain name does not exist [86400] 238.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts01-swta.voip.rdc-nyc.rr.com [0] 239.118.29.24.in-addr.arpa.: domain name does not exist [0] 240.118.29.24.in-addr.arpa.: domain name does not exist [0] 241.118.29.24.in-addr.arpa.: domain name does not exist [86400] 242.118.29.24.in-addr.arpa. domain name pointer broker-LGA01.voip.rdc-nyc.rr.com [86400] 243.118.29.24.in-addr.arpa. domain name pointer lga-ca-1-mgcp2.voip.rdc-nyc.rr.com [86400] 244.118.29.24.in-addr.arpa. domain name pointer lga-ca-2-mgcp2.voip.rdc-nyc.rr.com [86400] 245.118.29.24.in-addr.arpa. domain name pointer sia-LGA01CA107.voip.rdc-nyc.rr.com [86400] 246.118.29.24.in-addr.arpa. domain name pointer mgcp-LGA01CA.voip.rdc-nyc.rr.com [86400] 247.118.29.24.in-addr.arpa. domain name pointer gfs-LGA01PTC307.voip.rdc-nyc.rr.com [86400] 248.118.29.24.in-addr.arpa. domain name pointer h3a-LGA01CA107.voip.rdc-nyc.rr.com [0] 249.118.29.24.in-addr.arpa.: domain name does not exist [0] 250.118.29.24.in-addr.arpa.: domain name does not exist [0] 251.118.29.24.in-addr.arpa.: domain name does not exist [0] 252.118.29.24.in-addr.arpa.: domain name does not exist [0] 253.118.29.24.in-addr.arpa.: domain name does not exist [86400] 254.118.29.24.in-addr.arpa. domain name pointer nycmnyrdc-bts01-swtb.voip.rdc-nyc.rr.com [0] 255.118.29.24.in-addr.arpa.: domain name does not exist