[0] 0.213.198.193.in-addr.arpa.: domain name does not exist [0] 1.213.198.193.in-addr.arpa.: domain name does not exist [3600] 2.213.198.193.in-addr.arpa. domain name pointer vpn.net.ffzg.hr [3600] 3.213.198.193.in-addr.arpa. domain name pointer cpf.net.ffzg.hr [0] 4.213.198.193.in-addr.arpa.: domain name does not exist [3600] 5.213.198.193.in-addr.arpa. domain name pointer term-gw.net.ffzg.hr [3600] 6.213.198.193.in-addr.arpa. domain name pointer enesej.ffzg.hr [3600] 7.213.198.193.in-addr.arpa. domain name pointer pauk-redirect.ffzg.hr [3600] 8.213.198.193.in-addr.arpa. domain name pointer pauk.ffzg.hr [3600] 9.213.198.193.in-addr.arpa. domain name pointer mrav2.ffzg.hr [3600] 10.213.198.193.in-addr.arpa. domain name pointer a111-1.ffzg.hr [3600] 11.213.198.193.in-addr.arpa. domain name pointer a111-2.ffzg.hr [3600] 12.213.198.193.in-addr.arpa. domain name pointer a111-3.ffzg.hr [3600] 13.213.198.193.in-addr.arpa. domain name pointer a111-4.ffzg.hr [3600] 14.213.198.193.in-addr.arpa. domain name pointer a111-5.ffzg.hr [3600] 15.213.198.193.in-addr.arpa. domain name pointer a111-6.ffzg.hr [3600] 16.213.198.193.in-addr.arpa. domain name pointer a111-7.ffzg.hr [3600] 17.213.198.193.in-addr.arpa. domain name pointer a111-8.ffzg.hr [3600] 18.213.198.193.in-addr.arpa. domain name pointer a111-9.ffzg.hr [3600] 19.213.198.193.in-addr.arpa. domain name pointer a111-10.ffzg.hr [3600] 20.213.198.193.in-addr.arpa. domain name pointer a112-pr.ffzg.hr [3600] 21.213.198.193.in-addr.arpa. domain name pointer grgur.ffzg.hr [3600] 22.213.198.193.in-addr.arpa. domain name pointer comeng.ffzg.hr [3600] 23.213.198.193.in-addr.arpa. domain name pointer c315-pr.ffzg.hr [3600] 24.213.198.193.in-addr.arpa. domain name pointer a123-pr.ffzg.hr [3600] 25.213.198.193.in-addr.arpa. domain name pointer a111-11.ffzg.hr [3600] 26.213.198.193.in-addr.arpa. domain name pointer cpi-test.ffzg.hr [3600] 27.213.198.193.in-addr.arpa. domain name pointer cpi-test2.ffzg.hr [3600] 28.213.198.193.in-addr.arpa. domain name pointer dobroni.ffzg.hr [3600] 29.213.198.193.in-addr.arpa. domain name pointer ntop.ffzg.hr [3600] 30.213.198.193.in-addr.arpa. domain name pointer a2.ffzg.unizg.hr [3600] 31.213.198.193.in-addr.arpa. domain name pointer faustjs.ffzg.hr [3600] 32.213.198.193.in-addr.arpa. domain name pointer forum.ffzg.hr [3600] 33.213.198.193.in-addr.arpa. domain name pointer habe.ffzg.hr [3600] 34.213.198.193.in-addr.arpa. domain name pointer czon2.ffzg.hr [3600] 35.213.198.193.in-addr.arpa. domain name pointer theta-new-brisi.ffzg.hr [3600] 36.213.198.193.in-addr.arpa. domain name pointer cpi-gateway.ffzg.hr [3600] 37.213.198.193.in-addr.arpa. domain name pointer archer125c.ffzg.hr [0] 38.213.198.193.in-addr.arpa.: domain name does not exist [3600] 39.213.198.193.in-addr.arpa. domain name pointer vpnu-18.vpn.ffzg.hr [3600] 40.213.198.193.in-addr.arpa. domain name pointer static.ffzg.hr [3600] 41.213.198.193.in-addr.arpa. domain name pointer ljilja-podrum.ffzg.hr [3600] 42.213.198.193.in-addr.arpa. domain name pointer mjelic-vpn.ffzg.hr [3600] 43.213.198.193.in-addr.arpa. domain name pointer ldaptest.ffzg.hr [3600] 44.213.198.193.in-addr.arpa. domain name pointer alauri-vpn.ffzg.hr [3600] 45.213.198.193.in-addr.arpa. domain name pointer infolab-1.ffzg.hr [3600] 46.213.198.193.in-addr.arpa. domain name pointer infolab-2.ffzg.hr [3600] 47.213.198.193.in-addr.arpa. domain name pointer infolab-3.ffzg.hr [3600] 48.213.198.193.in-addr.arpa. domain name pointer infolab-4.ffzg.hr [3600] 49.213.198.193.in-addr.arpa. domain name pointer infolab-5.ffzg.hr [3600] 50.213.198.193.in-addr.arpa. domain name pointer infolab-6.ffzg.hr [3600] 51.213.198.193.in-addr.arpa. domain name pointer infolab-7.ffzg.hr [3600] 52.213.198.193.in-addr.arpa. domain name pointer lt.ffzg.hr [3600] 53.213.198.193.in-addr.arpa. domain name pointer a127-printer.ffzg.hr [3600] 54.213.198.193.in-addr.arpa. domain name pointer pds.ffzg.unizg.hr [3600] 55.213.198.193.in-addr.arpa. domain name pointer bbb.ffzg.hr [3600] 56.213.198.193.in-addr.arpa. domain name pointer ovpn1.ffzg.hr [3600] 57.213.198.193.in-addr.arpa. domain name pointer ffpress-1.ffzg.hr [3600] 58.213.198.193.in-addr.arpa. domain name pointer ffpress-2.ffzg.hr [3600] 59.213.198.193.in-addr.arpa. domain name pointer edunat.ffzg.hr [3600] 60.213.198.193.in-addr.arpa. domain name pointer mx01.ffzg.hr [3600] 61.213.198.193.in-addr.arpa. domain name pointer hml.ffzg.hr [3600] 62.213.198.193.in-addr.arpa. domain name pointer zeta.ffzg.hr [3600] 63.213.198.193.in-addr.arpa. domain name pointer CanonB02958.ffzg.hr [3600] 64.213.198.193.in-addr.arpa. domain name pointer ffpress-printer.ffzg.hr [3600] 65.213.198.193.in-addr.arpa. domain name pointer HPLJ-B006.ffzg.hr [3600] 66.213.198.193.in-addr.arpa. domain name pointer mx01.ffzg.hr [0] 67.213.198.193.in-addr.arpa.: domain name does not exist [0] 68.213.198.193.in-addr.arpa.: domain name does not exist [3600] 69.213.198.193.in-addr.arpa. domain name pointer b204-1.ffzg.hr [3600] 70.213.198.193.in-addr.arpa. domain name pointer b105-pr.ffzg.hr [3600] 71.213.198.193.in-addr.arpa. domain name pointer cpi-printer.ffzg.hr [3600] 72.213.198.193.in-addr.arpa. domain name pointer hrfd.ffzg.hr [3600] 73.213.198.193.in-addr.arpa. domain name pointer a124-printer.ffzg.hr [3600] 74.213.198.193.in-addr.arpa. domain name pointer b220-pr.ffzg.hr [3600] 75.213.198.193.in-addr.arpa. domain name pointer theta.ffzg.hr [3600] 76.213.198.193.in-addr.arpa. domain name pointer a125a-mirka.ffzg.hr [3600] 77.213.198.193.in-addr.arpa. domain name pointer vpn-reserved.ffzg.hr [3600] 78.213.198.193.in-addr.arpa. domain name pointer vpn-reserved2.ffzg.hr [0] 79.213.198.193.in-addr.arpa.: domain name does not exist [3600] 80.213.198.193.in-addr.arpa. domain name pointer a310-pr.ffzg.hr [3600] 81.213.198.193.in-addr.arpa. domain name pointer b019-1.ffzg.hr [3600] 82.213.198.193.in-addr.arpa. domain name pointer c013-1.ffzg.hr [3600] 83.213.198.193.in-addr.arpa. domain name pointer c007-1.ffzg.hr [3600] 84.213.198.193.in-addr.arpa. domain name pointer b325-2b.ffzg.hr [3600] 85.213.198.193.in-addr.arpa. domain name pointer dell-gx280.ffzg.hr [3600] 86.213.198.193.in-addr.arpa. domain name pointer pojma.ffzg.hr [3600] 87.213.198.193.in-addr.arpa. domain name pointer f324-1.ffzg.hr [0] 88.213.198.193.in-addr.arpa.: domain name does not exist [3600] 89.213.198.193.in-addr.arpa. domain name pointer mx01.ffzg.hr [3600] 90.213.198.193.in-addr.arpa. domain name pointer r1u28.net.ffzg.hr [3600] 91.213.198.193.in-addr.arpa. domain name pointer omega.ffzg.hr [3600] 92.213.198.193.in-addr.arpa. domain name pointer vps.ffzg.hr [3600] 93.213.198.193.in-addr.arpa. domain name pointer silvije-vpn.ffzg.hr [3600] 94.213.198.193.in-addr.arpa. domain name pointer indologija-b026.ffzg.hr [3600] 95.213.198.193.in-addr.arpa. domain name pointer tau.ffzg.hr [3600] 96.213.198.193.in-addr.arpa. domain name pointer b201-nb1.ffzg.hr [3600] 97.213.198.193.in-addr.arpa. domain name pointer b209-1.ffzg.hr [3600] 98.213.198.193.in-addr.arpa. domain name pointer f319-1.ffzg.hr [3600] 99.213.198.193.in-addr.arpa. domain name pointer b210-1.ffzg.hr [3600] 100.213.198.193.in-addr.arpa. domain name pointer stuslu-0.ffzg.hr [3600] 101.213.198.193.in-addr.arpa. domain name pointer stuslu-1.ffzg.hr [3600] 102.213.198.193.in-addr.arpa. domain name pointer stuslu-2.ffzg.hr [3600] 103.213.198.193.in-addr.arpa. domain name pointer stuslu-3.ffzg.hr [3600] 104.213.198.193.in-addr.arpa. domain name pointer stuslu-4.ffzg.hr [3600] 105.213.198.193.in-addr.arpa. domain name pointer stuslu-5.ffzg.hr [3600] 106.213.198.193.in-addr.arpa. domain name pointer stuslu-foto.ffzg.hr [3600] 107.213.198.193.in-addr.arpa. domain name pointer stuslu-7.ffzg.hr [3600] 108.213.198.193.in-addr.arpa. domain name pointer stuslu-8.ffzg.hr [3600] 109.213.198.193.in-addr.arpa. domain name pointer stuslu-9.ffzg.hr [3600] 110.213.198.193.in-addr.arpa. domain name pointer stuslu-10.ffzg.hr [3600] 111.213.198.193.in-addr.arpa. domain name pointer stuslu-11.ffzg.hr [3600] 112.213.198.193.in-addr.arpa. domain name pointer stuslu-12.ffzg.hr [3600] 113.213.198.193.in-addr.arpa. domain name pointer stuslu-13.ffzg.hr [3600] 114.213.198.193.in-addr.arpa. domain name pointer stuslu-14.ffzg.hr [3600] 115.213.198.193.in-addr.arpa. domain name pointer stuslu-15.ffzg.hr [3600] 116.213.198.193.in-addr.arpa. domain name pointer stuslu-16.ffzg.hr [3600] 117.213.198.193.in-addr.arpa. domain name pointer stuslu-17.ffzg.hr [3600] 118.213.198.193.in-addr.arpa. domain name pointer stuslu-18.ffzg.hr [3600] 119.213.198.193.in-addr.arpa. domain name pointer stuslu-19.ffzg.hr [3600] 120.213.198.193.in-addr.arpa. domain name pointer stuslu-20.ffzg.hr [3600] 121.213.198.193.in-addr.arpa. domain name pointer b111-3.ffzg.hr [3600] 122.213.198.193.in-addr.arpa. domain name pointer b005-2.ffzg.hr [3600] 123.213.198.193.in-addr.arpa. domain name pointer c204-1.ffzg.hr [3600] 124.213.198.193.in-addr.arpa. domain name pointer f323-2.ffzg.hr [0] 125.213.198.193.in-addr.arpa.: domain name does not exist [3600] 126.213.198.193.in-addr.arpa. domain name pointer c121-4.ffzg.hr [3600] 127.213.198.193.in-addr.arpa. domain name pointer c302-1.ffzg.hr [3600] 128.213.198.193.in-addr.arpa. domain name pointer f327-2.ffzg.hr [3600] 129.213.198.193.in-addr.arpa. domain name pointer b009-1.ffzg.hr [3600] 130.213.198.193.in-addr.arpa. domain name pointer mx01.ffzg.hr [3600] 131.213.198.193.in-addr.arpa. domain name pointer gamma.ffzg.hr [0] 132.213.198.193.in-addr.arpa.: domain name does not exist [0] 133.213.198.193.in-addr.arpa.: domain name does not exist [0] 134.213.198.193.in-addr.arpa.: domain name does not exist [3600] 135.213.198.193.in-addr.arpa. domain name pointer stuslu-pr.ffzg.hr [0] 136.213.198.193.in-addr.arpa.: domain name does not exist [3600] 137.213.198.193.in-addr.arpa. domain name pointer cervantes-01.ffzg.hr [3600] 138.213.198.193.in-addr.arpa. domain name pointer cervantes-02.ffzg.hr [3600] 139.213.198.193.in-addr.arpa. domain name pointer cervantes-03.ffzg.hr [3600] 140.213.198.193.in-addr.arpa. domain name pointer cervantes-04.ffzg.hr [3600] 141.213.198.193.in-addr.arpa. domain name pointer cervantes-05.ffzg.hr [3600] 142.213.198.193.in-addr.arpa. domain name pointer cervantes-06.ffzg.hr [3600] 143.213.198.193.in-addr.arpa. domain name pointer cervantes-07.ffzg.hr [3600] 144.213.198.193.in-addr.arpa. domain name pointer cervantes-08.ffzg.hr [3600] 145.213.198.193.in-addr.arpa. domain name pointer cervantes-09.ffzg.hr [3600] 146.213.198.193.in-addr.arpa. domain name pointer cervantes-10.ffzg.hr [3600] 147.213.198.193.in-addr.arpa. domain name pointer cervantes-11.ffzg.hr [3600] 148.213.198.193.in-addr.arpa. domain name pointer cervantes-12.ffzg.hr [3600] 149.213.198.193.in-addr.arpa. domain name pointer cervantes-pr.ffzg.hr [3600] 150.213.198.193.in-addr.arpa. domain name pointer pc-dd.vpn.ffzg.hr [3600] 151.213.198.193.in-addr.arpa. domain name pointer vpnu-1.vpn.ffzg.hr [3600] 152.213.198.193.in-addr.arpa. domain name pointer vpnu-2.vpn.ffzg.hr [3600] 153.213.198.193.in-addr.arpa. domain name pointer vpnu-3.vpn.ffzg.hr [3600] 154.213.198.193.in-addr.arpa. domain name pointer vpnu-4.vpn.ffzg.hr [3600] 155.213.198.193.in-addr.arpa. domain name pointer vpnu-5.vpn.ffzg.hr [3600] 156.213.198.193.in-addr.arpa. domain name pointer vpnu-6.vpn.ffzg.hr [3600] 157.213.198.193.in-addr.arpa. domain name pointer vpnu-7.vpn.ffzg.hr [3600] 158.213.198.193.in-addr.arpa. domain name pointer vpnu-8.vpn.ffzg.hr [3600] 159.213.198.193.in-addr.arpa. domain name pointer vpnu-9.vpn.ffzg.hr [3600] 160.213.198.193.in-addr.arpa. domain name pointer vpnu-10.vpn.ffzg.hr [3600] 161.213.198.193.in-addr.arpa. domain name pointer vpnu-11.vpn.ffzg.hr [3600] 162.213.198.193.in-addr.arpa. domain name pointer vpnu-12.vpn.ffzg.hr [3600] 163.213.198.193.in-addr.arpa. domain name pointer vpnu-13.vpn.ffzg.hr [3600] 164.213.198.193.in-addr.arpa. domain name pointer pc-jasmin.vpn.ffzg.hr [3600] 165.213.198.193.in-addr.arpa. domain name pointer b225-1.ffzg.hr [3600] 166.213.198.193.in-addr.arpa. domain name pointer b201-1nb.ffzg.hr [3600] 167.213.198.193.in-addr.arpa. domain name pointer vpnu-14.vpn.ffzg.hr [3600] 168.213.198.193.in-addr.arpa. domain name pointer vpnu-15.vpn.ffzg.hr [3600] 169.213.198.193.in-addr.arpa. domain name pointer comeng.vpn.ffzg.hr [3600] 170.213.198.193.in-addr.arpa. domain name pointer kineziologija.ffzg.unizg.hr [3600] 171.213.198.193.in-addr.arpa. domain name pointer dv-01.ffzg.hr [3600] 172.213.198.193.in-addr.arpa. domain name pointer dv-02.ffzg.hr [3600] 173.213.198.193.in-addr.arpa. domain name pointer dv-03.ffzg.hr [3600] 174.213.198.193.in-addr.arpa. domain name pointer dv-04.ffzg.hr [3600] 175.213.198.193.in-addr.arpa. domain name pointer dv-05.ffzg.hr [3600] 176.213.198.193.in-addr.arpa. domain name pointer dv-06.ffzg.hr [3600] 177.213.198.193.in-addr.arpa. domain name pointer dv-07.ffzg.hr [3600] 178.213.198.193.in-addr.arpa. domain name pointer dv-08.ffzg.hr [3600] 179.213.198.193.in-addr.arpa. domain name pointer a219-proj.ffzg.hr [0] 180.213.198.193.in-addr.arpa.: domain name does not exist [3600] 181.213.198.193.in-addr.arpa. domain name pointer vpnu-16.vpn.ffzg.hr [0] 182.213.198.193.in-addr.arpa.: domain name does not exist [0] 183.213.198.193.in-addr.arpa.: domain name does not exist [0] 184.213.198.193.in-addr.arpa.: domain name does not exist [3600] 185.213.198.193.in-addr.arpa. domain name pointer b025-2.ffzg.hr [3600] 186.213.198.193.in-addr.arpa. domain name pointer a112-pr2.ffzg.hr [0] 187.213.198.193.in-addr.arpa.: domain name does not exist [0] 188.213.198.193.in-addr.arpa.: domain name does not exist [0] 189.213.198.193.in-addr.arpa.: domain name does not exist [3600] 190.213.198.193.in-addr.arpa. domain name pointer wifi-gw.net.ffzg.hr [3600] 191.213.198.193.in-addr.arpa. domain name pointer dns.net.ffzg.hr [3600] 192.213.198.193.in-addr.arpa. domain name pointer a212a-gw.net.ffzg.hr [3600] 193.213.198.193.in-addr.arpa. domain name pointer a215-gw.net.ffzg.hr [3600] 194.213.198.193.in-addr.arpa. domain name pointer a103-gw.net.ffzg.hr [0] 195.213.198.193.in-addr.arpa.: domain name does not exist [3600] 196.213.198.193.in-addr.arpa. domain name pointer stud-gw.net.ffzg.hr [3600] 197.213.198.193.in-addr.arpa. domain name pointer inteltrade-gw.net.ffzg.hr [3600] 198.213.198.193.in-addr.arpa. domain name pointer proxy.net.ffzg.hr [3600] 199.213.198.193.in-addr.arpa. domain name pointer dot1x.net.ffzg.hr [3600] 200.213.198.193.in-addr.arpa. domain name pointer b404-1.ffzg.hr [3600] 201.213.198.193.in-addr.arpa. domain name pointer isvu-s1.isvu.ffzg.hr [3600] 202.213.198.193.in-addr.arpa. domain name pointer isvu-s2.isvu.ffzg.hr [3600] 203.213.198.193.in-addr.arpa. domain name pointer isvu-s3.isvu.ffzg.hr [3600] 204.213.198.193.in-addr.arpa. domain name pointer isvu-s4.isvu.ffzg.hr [3600] 205.213.198.193.in-addr.arpa. domain name pointer b404-6.ffzg.hr [3600] 206.213.198.193.in-addr.arpa. domain name pointer b404-7.ffzg.hr [3600] 207.213.198.193.in-addr.arpa. domain name pointer b404-8.ffzg.hr [3600] 208.213.198.193.in-addr.arpa. domain name pointer b404-9.ffzg.hr [3600] 209.213.198.193.in-addr.arpa. domain name pointer b404-10.ffzg.hr [3600] 210.213.198.193.in-addr.arpa. domain name pointer aai.net.ffzg.hr [3600] 211.213.198.193.in-addr.arpa. domain name pointer b404-12.ffzg.hr [3600] 212.213.198.193.in-addr.arpa. domain name pointer b404-13.ffzg.hr [3600] 213.213.198.193.in-addr.arpa. domain name pointer lobor.ffzg.hr [3600] 214.213.198.193.in-addr.arpa. domain name pointer x303.ffzg.hr [3600] 215.213.198.193.in-addr.arpa. domain name pointer antares.ffzg.hr [3600] 216.213.198.193.in-addr.arpa. domain name pointer isvu-s5.isvu.ffzg.hr [3600] 217.213.198.193.in-addr.arpa. domain name pointer isvu-s6.isvu.ffzg.hr [0] 218.213.198.193.in-addr.arpa.: domain name does not exist [0] 219.213.198.193.in-addr.arpa.: domain name does not exist [3600] 220.213.198.193.in-addr.arpa. domain name pointer infosl-nb2.ffzg.hr [3600] 221.213.198.193.in-addr.arpa. domain name pointer c-207-2.ffzg.hr [3600] 222.213.198.193.in-addr.arpa. domain name pointer f321-1.ffzg.hr [0] 223.213.198.193.in-addr.arpa.: domain name does not exist [3600] 224.213.198.193.in-addr.arpa. domain name pointer b025-4.ffzg.hr [0] 225.213.198.193.in-addr.arpa.: domain name does not exist [3600] 226.213.198.193.in-addr.arpa. domain name pointer b224-2.ffzg.hr [3600] 227.213.198.193.in-addr.arpa. domain name pointer b220-3.ffzg.hr [3600] 228.213.198.193.in-addr.arpa. domain name pointer b207-2.ffzg.hr [3600] 229.213.198.193.in-addr.arpa. domain name pointer a111-12.ffzg.hr [3600] 230.213.198.193.in-addr.arpa. domain name pointer a111-13.ffzg.hr [3600] 231.213.198.193.in-addr.arpa. domain name pointer a111-14.ffzg.hr [3600] 232.213.198.193.in-addr.arpa. domain name pointer isudarev-isvu.ffzg.hr [3600] 233.213.198.193.in-addr.arpa. domain name pointer probiops-brisi-ovelap.ffzg.hr [0] 234.213.198.193.in-addr.arpa.: domain name does not exist [0] 235.213.198.193.in-addr.arpa.: domain name does not exist [3600] 236.213.198.193.in-addr.arpa. domain name pointer isudarev-nb.ffzg.hr [3600] 237.213.198.193.in-addr.arpa. domain name pointer vpnu-17.vpn.ffzg.hr [3600] 238.213.198.193.in-addr.arpa. domain name pointer bpesec.vpn.ffzg.hr [0] 239.213.198.193.in-addr.arpa.: domain name does not exist [3600] 240.213.198.193.in-addr.arpa. domain name pointer e318-4.ffzg.hr [3600] 241.213.198.193.in-addr.arpa. domain name pointer kontakt.ffzg.hr [3600] 242.213.198.193.in-addr.arpa. domain name pointer japan-1.ffzg.hr [3600] 243.213.198.193.in-addr.arpa. domain name pointer japan-2.ffzg.hr [3600] 244.213.198.193.in-addr.arpa. domain name pointer japan-3.ffzg.hr [3600] 245.213.198.193.in-addr.arpa. domain name pointer japan-4.ffzg.hr [3600] 246.213.198.193.in-addr.arpa. domain name pointer japan-5.ffzg.hr [3600] 247.213.198.193.in-addr.arpa. domain name pointer link-1.ffzg.hr [3600] 248.213.198.193.in-addr.arpa. domain name pointer link-2.ffzg.hr [3600] 249.213.198.193.in-addr.arpa. domain name pointer b020-pr.ffzg.hr [0] 250.213.198.193.in-addr.arpa.: domain name does not exist [3600] 251.213.198.193.in-addr.arpa. domain name pointer vpnu-21.vpn.ffzg.hr [3600] 252.213.198.193.in-addr.arpa. domain name pointer glados.ffzg.hr [3600] 253.213.198.193.in-addr.arpa. domain name pointer probiops.ffzg.hr [3600] 254.213.198.193.in-addr.arpa. domain name pointer temrezah.ffzg.unizg.hr [0] 255.213.198.193.in-addr.arpa.: domain name does not exist