[0] 0.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 1.1.99.160.in-addr.arpa. domain name pointer ban.junis.ni.ac.rs
[86400] 2.1.99.160.in-addr.arpa. domain name pointer ns2.junis.ni.ac.rs
[86400] 3.1.99.160.in-addr.arpa. domain name pointer postar.junis.ni.ac.rs
[86400] 4.1.99.160.in-addr.arpa. domain name pointer o2-ns2.junis.ni.ac.rs
[86400] 5.1.99.160.in-addr.arpa. domain name pointer edus.junis.ni.ac.rs
[86400] 6.1.99.160.in-addr.arpa. domain name pointer portal.junis.ni.ac.rs
[86400] 7.1.99.160.in-addr.arpa. domain name pointer isp.junis.ni.ac.rs
[86400] 8.1.99.160.in-addr.arpa. domain name pointer dragon.junis.ni.ac.rs
[86400] 9.1.99.160.in-addr.arpa. domain name pointer dell.junis.ni.ac.rs
[86400] 10.1.99.160.in-addr.arpa. domain name pointer t2008.junis.ni.ac.rs
[86400] 11.1.99.160.in-addr.arpa. domain name pointer vpn.junis.ni.ac.rs
[86400] 12.1.99.160.in-addr.arpa. domain name pointer cat6509.junis.ni.ac.rs
[86400] 13.1.99.160.in-addr.arpa. domain name pointer nas1.junis.ni.ac.rs
[86400] 14.1.99.160.in-addr.arpa. domain name pointer racunpc.junis.ni.ac.rs
[86400] 15.1.99.160.in-addr.arpa. domain name pointer hyper.junis.ni.ac.rs
[86400] 16.1.99.160.in-addr.arpa. domain name pointer mntr1.junis.ni.ac.rs
[86400] 17.1.99.160.in-addr.arpa. domain name pointer ora-as.junis.ni.ac.rs
[0] 18.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 19.1.99.160.in-addr.arpa. domain name pointer cat3550a.junis.ni.ac.rs
[86400] 20.1.99.160.in-addr.arpa. domain name pointer mntr2.junis.ni.ac.rs
[86400] 21.1.99.160.in-addr.arpa. domain name pointer uis.junis.ni.ac.rs
[86400] 22.1.99.160.in-addr.arpa. domain name pointer boss.junis.ni.ac.rs
[86400] 23.1.99.160.in-addr.arpa. domain name pointer jelena.junis.ni.ac.rs
[86400] 24.1.99.160.in-addr.arpa. domain name pointer bilja-niut.junis.ni.ac.rs
[86400] 25.1.99.160.in-addr.arpa. domain name pointer tempns1.junis.ni.ac.rs
[86400] 26.1.99.160.in-addr.arpa. domain name pointer bogoslovija.junis.ni.ac.rs
[86400] 27.1.99.160.in-addr.arpa. domain name pointer netools.junis.ni.ac.rs
[86400] 28.1.99.160.in-addr.arpa. domain name pointer apps.junis.ni.ac.rs
[86400] 29.1.99.160.in-addr.arpa. domain name pointer njanja.junis.ni.ac.rs
[86400] 30.1.99.160.in-addr.arpa. domain name pointer walker.junis.ni.ac.rs
[0] 31.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 32.1.99.160.in-addr.arpa. domain name pointer dtp.junis.ni.ac.rs
[86400] 33.1.99.160.in-addr.arpa. domain name pointer zeljko-lap.junis.ni.ac.rs
[86400] 34.1.99.160.in-addr.arpa. domain name pointer divnap.junis.ni.ac.rs
[86400] 35.1.99.160.in-addr.arpa. domain name pointer djokicpc.junis.ni.ac.rs
[86400] 36.1.99.160.in-addr.arpa. domain name pointer civljak.junis.ni.ac.rs
[86400] 37.1.99.160.in-addr.arpa. domain name pointer hp5-appl.junis.ni.ac.rs
[86400] 38.1.99.160.in-addr.arpa. domain name pointer rektor.junis.ni.ac.rs
[86400] 39.1.99.160.in-addr.arpa. domain name pointer cabinet.junis.ni.ac.rs
[86400] 40.1.99.160.in-addr.arpa. domain name pointer zlatana.junis.ni.ac.rs
[86400] 41.1.99.160.in-addr.arpa. domain name pointer videoconf.junis.ni.ac.rs
[86400] 42.1.99.160.in-addr.arpa. domain name pointer gea.junis.ni.ac.rs
[86400] 43.1.99.160.in-addr.arpa. domain name pointer hp5-sek.junis.ni.ac.rs
[86400] 44.1.99.160.in-addr.arpa. domain name pointer shadow.junis.ni.ac.rs
[86400] 45.1.99.160.in-addr.arpa. domain name pointer prorekt3.junis.ni.ac.rs
[86400] 46.1.99.160.in-addr.arpa. domain name pointer prorekt2.junis.ni.ac.rs
[86400] 47.1.99.160.in-addr.arpa. domain name pointer prorekt1.junis.ni.ac.rs
[86400] 48.1.99.160.in-addr.arpa. domain name pointer mopier.junis.ni.ac.rs
[86400] 49.1.99.160.in-addr.arpa. domain name pointer pippo.junis.ni.ac.rs
[86400] 50.1.99.160.in-addr.arpa. domain name pointer centrala.junis.ni.ac.rs
[86400] 51.1.99.160.in-addr.arpa. domain name pointer prorekt4.junis.ni.ac.rs
[86400] 52.1.99.160.in-addr.arpa. domain name pointer sofka.junis.ni.ac.rs
[86400] 53.1.99.160.in-addr.arpa. domain name pointer goca.junis.ni.ac.rs
[86400] 54.1.99.160.in-addr.arpa. domain name pointer ljiljapc.junis.ni.ac.rs
[86400] 55.1.99.160.in-addr.arpa. domain name pointer boa-home.junis.ni.ac.rs
[86400] 56.1.99.160.in-addr.arpa. domain name pointer cale.junis.ni.ac.rs
[86400] 57.1.99.160.in-addr.arpa. domain name pointer olgica-pc.junis.ni.ac.rs
[86400] 58.1.99.160.in-addr.arpa. domain name pointer milicapc.junis.ni.ac.rs
[86400] 59.1.99.160.in-addr.arpa. domain name pointer gaga.junis.ni.ac.rs
[86400] 60.1.99.160.in-addr.arpa. domain name pointer appl-jun.junis.ni.ac.rs
[86400] 61.1.99.160.in-addr.arpa. domain name pointer prorekt5.junis.ni.ac.rs
[86400] 62.1.99.160.in-addr.arpa. domain name pointer skola1.junis.ni.ac.rs
[86400] 63.1.99.160.in-addr.arpa. domain name pointer skola2.junis.ni.ac.rs
[86400] 64.1.99.160.in-addr.arpa. domain name pointer skola3.junis.ni.ac.rs
[86400] 65.1.99.160.in-addr.arpa. domain name pointer skola4.junis.ni.ac.rs
[86400] 66.1.99.160.in-addr.arpa. domain name pointer skola5.junis.ni.ac.rs
[86400] 67.1.99.160.in-addr.arpa. domain name pointer skola6.junis.ni.ac.rs
[86400] 68.1.99.160.in-addr.arpa. domain name pointer skola7.junis.ni.ac.rs
[86400] 69.1.99.160.in-addr.arpa. domain name pointer skola8.junis.ni.ac.rs
[86400] 70.1.99.160.in-addr.arpa. domain name pointer dips.junis.ni.ac.rs
[86400] 71.1.99.160.in-addr.arpa. domain name pointer artfrt.junis.ni.ac.rs
[86400] 72.1.99.160.in-addr.arpa. domain name pointer delfin.junis.ni.ac.rs
[86400] 73.1.99.160.in-addr.arpa. domain name pointer skola9.junis.ni.ac.rs
[86400] 74.1.99.160.in-addr.arpa. domain name pointer milosb.junis.ni.ac.rs
[86400] 75.1.99.160.in-addr.arpa. domain name pointer fandjo.junis.ni.ac.rs
[86400] 76.1.99.160.in-addr.arpa. domain name pointer fonstan.junis.ni.ac.rs
[86400] 77.1.99.160.in-addr.arpa. domain name pointer sena.junis.ni.ac.rs
[86400] 78.1.99.160.in-addr.arpa. domain name pointer rac-srv.junis.ni.ac.rs
[86400] 79.1.99.160.in-addr.arpa. domain name pointer nissa.junis.ni.ac.rs
[86400] 80.1.99.160.in-addr.arpa. domain name pointer srpc.junis.ni.ac.rs
[86400] 81.1.99.160.in-addr.arpa. domain name pointer srpc2.junis.ni.ac.rs
[86400] 82.1.99.160.in-addr.arpa. domain name pointer rdja.junis.ni.ac.rs
[86400] 83.1.99.160.in-addr.arpa. domain name pointer skola10.junis.ni.ac.rs
[86400] 84.1.99.160.in-addr.arpa. domain name pointer skola11.junis.ni.ac.rs
[86400] 85.1.99.160.in-addr.arpa. domain name pointer rac-proj1.junis.ni.ac.rs
[86400] 86.1.99.160.in-addr.arpa. domain name pointer rac-proj2.junis.ni.ac.rs
[86400] 87.1.99.160.in-addr.arpa. domain name pointer skola12.junis.ni.ac.rs
[86400] 88.1.99.160.in-addr.arpa. domain name pointer skola13.junis.ni.ac.rs
[86400] 89.1.99.160.in-addr.arpa. domain name pointer skola14.junis.ni.ac.rs
[86400] 90.1.99.160.in-addr.arpa. domain name pointer skola15.junis.ni.ac.rs
[0] 91.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 92.1.99.160.in-addr.arpa. domain name pointer fonrac.junis.ni.ac.rs
[86400] 93.1.99.160.in-addr.arpa. domain name pointer fonstan1.junis.ni.ac.rs
[86400] 94.1.99.160.in-addr.arpa. domain name pointer fonstan2.junis.ni.ac.rs
[86400] 95.1.99.160.in-addr.arpa. domain name pointer fonstan3.junis.ni.ac.rs
[86400] 96.1.99.160.in-addr.arpa. domain name pointer fonst-lap.junis.ni.ac.rs
[86400] 97.1.99.160.in-addr.arpa. domain name pointer gagaig.junis.ni.ac.rs
[86400] 98.1.99.160.in-addr.arpa. domain name pointer cent3-1.junis.ni.ac.rs
[86400] 99.1.99.160.in-addr.arpa. domain name pointer zonapri.junis.ni.ac.rs
[86400] 100.1.99.160.in-addr.arpa. domain name pointer zona.junis.ni.ac.rs
[86400] 101.1.99.160.in-addr.arpa. domain name pointer eduroam.junis.ni.ac.rs
[86400] 102.1.99.160.in-addr.arpa. domain name pointer lp-racproj.junis.ni.ac.rs
[86400] 103.1.99.160.in-addr.arpa. domain name pointer artfrt-2.junis.ni.ac.rs
[86400] 104.1.99.160.in-addr.arpa. domain name pointer cent3-mar.junis.ni.ac.rs
[86400] 105.1.99.160.in-addr.arpa. domain name pointer cent3-alekg.junis.ni.ac.rs
[86400] 106.1.99.160.in-addr.arpa. domain name pointer karijera.junis.ni.ac.rs
[86400] 107.1.99.160.in-addr.arpa. domain name pointer zika-pc.junis.ni.ac.rs
[86400] 108.1.99.160.in-addr.arpa. domain name pointer cent-omr.junis.ni.ac.rs
[86400] 109.1.99.160.in-addr.arpa. domain name pointer lp-centar.junis.ni.ac.rs
[86400] 110.1.99.160.in-addr.arpa. domain name pointer cent3-aleks.junis.ni.ac.rs
[0] 111.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 112.1.99.160.in-addr.arpa. domain name pointer rastko.junis.ni.ac.rs
[86400] 113.1.99.160.in-addr.arpa. domain name pointer zdzunic.junis.ni.ac.rs
[86400] 114.1.99.160.in-addr.arpa. domain name pointer zika.junis.ni.ac.rs
[0] 115.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 116.1.99.160.in-addr.arpa. domain name pointer miloscent.junis.ni.ac.rs
[86400] 117.1.99.160.in-addr.arpa. domain name pointer krista.junis.ni.ac.rs
[86400] 118.1.99.160.in-addr.arpa. domain name pointer eko.junis.ni.ac.rs
[86400] 119.1.99.160.in-addr.arpa. domain name pointer dorm-off.junis.ni.ac.rs
[86400] 120.1.99.160.in-addr.arpa. domain name pointer top.junis.ni.ac.rs
[86400] 121.1.99.160.in-addr.arpa. domain name pointer ffkrt.junis.ni.ac.rs
[86400] 122.1.99.160.in-addr.arpa. domain name pointer baltazarevic.junis.ni.ac.rs
[86400] 123.1.99.160.in-addr.arpa. domain name pointer centkar.junis.ni.ac.rs
[86400] 124.1.99.160.in-addr.arpa. domain name pointer supmic-l.junis.ni.ac.rs
[86400] 125.1.99.160.in-addr.arpa. domain name pointer cannon-kar.junis.ni.ac.rs
[86400] 126.1.99.160.in-addr.arpa. domain name pointer supmic-w.junis.ni.ac.rs
[0] 127.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 128.1.99.160.in-addr.arpa. domain name pointer edur-ap1.junis.ni.ac.rs
[86400] 129.1.99.160.in-addr.arpa. domain name pointer edur-ap2.junis.ni.ac.rs
[86400] 130.1.99.160.in-addr.arpa. domain name pointer testIP.junis.ni.ac.rs
[86400] 131.1.99.160.in-addr.arpa. domain name pointer hyper2.junis.ni.ac.rs
[86400] 132.1.99.160.in-addr.arpa. domain name pointer sala38.junis.ni.ac.rs
[86400] 133.1.99.160.in-addr.arpa. domain name pointer vmtest.junis.ni.ac.rs
[86400] 134.1.99.160.in-addr.arpa. domain name pointer sala8.junis.ni.ac.rs
[86400] 135.1.99.160.in-addr.arpa. domain name pointer velikasala.junis.ni.ac.rs
[86400] 136.1.99.160.in-addr.arpa. domain name pointer konmin-1.junis.ni.ac.rs
[86400] 137.1.99.160.in-addr.arpa. domain name pointer konmin-2.junis.ni.ac.rs
[86400] 138.1.99.160.in-addr.arpa. domain name pointer cannon-pravna.junis.ni.ac.rs
[0] 139.1.99.160.in-addr.arpa.: domain name does not exist
[0] 140.1.99.160.in-addr.arpa.: domain name does not exist
[0] 141.1.99.160.in-addr.arpa.: domain name does not exist
[0] 142.1.99.160.in-addr.arpa.: domain name does not exist
[0] 143.1.99.160.in-addr.arpa.: domain name does not exist
[0] 144.1.99.160.in-addr.arpa.: domain name does not exist
[0] 145.1.99.160.in-addr.arpa.: domain name does not exist
[0] 146.1.99.160.in-addr.arpa.: domain name does not exist
[0] 147.1.99.160.in-addr.arpa.: domain name does not exist
[0] 148.1.99.160.in-addr.arpa.: domain name does not exist
[0] 149.1.99.160.in-addr.arpa.: domain name does not exist
[0] 150.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 151.1.99.160.in-addr.arpa. domain name pointer dorm1.junis.ni.ac.rs
[86400] 152.1.99.160.in-addr.arpa. domain name pointer dorm2.junis.ni.ac.rs
[86400] 153.1.99.160.in-addr.arpa. domain name pointer dorm3.junis.ni.ac.rs
[86400] 154.1.99.160.in-addr.arpa. domain name pointer dorm4.junis.ni.ac.rs
[86400] 155.1.99.160.in-addr.arpa. domain name pointer dorm5.junis.ni.ac.rs
[86400] 156.1.99.160.in-addr.arpa. domain name pointer dorm6.junis.ni.ac.rs
[86400] 157.1.99.160.in-addr.arpa. domain name pointer dirfon.junis.ni.ac.rs
[86400] 158.1.99.160.in-addr.arpa. domain name pointer dorm8.junis.ni.ac.rs
[0] 159.1.99.160.in-addr.arpa.: domain name does not exist
[0] 160.1.99.160.in-addr.arpa.: domain name does not exist
[0] 161.1.99.160.in-addr.arpa.: domain name does not exist
[0] 162.1.99.160.in-addr.arpa.: domain name does not exist
[0] 163.1.99.160.in-addr.arpa.: domain name does not exist
[0] 164.1.99.160.in-addr.arpa.: domain name does not exist
[0] 165.1.99.160.in-addr.arpa.: domain name does not exist
[0] 166.1.99.160.in-addr.arpa.: domain name does not exist
[0] 167.1.99.160.in-addr.arpa.: domain name does not exist
[0] 168.1.99.160.in-addr.arpa.: domain name does not exist
[0] 169.1.99.160.in-addr.arpa.: domain name does not exist
[0] 170.1.99.160.in-addr.arpa.: domain name does not exist
[0] 171.1.99.160.in-addr.arpa.: domain name does not exist
[0] 172.1.99.160.in-addr.arpa.: domain name does not exist
[0] 173.1.99.160.in-addr.arpa.: domain name does not exist
[0] 174.1.99.160.in-addr.arpa.: domain name does not exist
[0] 175.1.99.160.in-addr.arpa.: domain name does not exist
[0] 176.1.99.160.in-addr.arpa.: domain name does not exist
[0] 177.1.99.160.in-addr.arpa.: domain name does not exist
[0] 178.1.99.160.in-addr.arpa.: domain name does not exist
[0] 179.1.99.160.in-addr.arpa.: domain name does not exist
[0] 180.1.99.160.in-addr.arpa.: domain name does not exist
[0] 181.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 182.1.99.160.in-addr.arpa. domain name pointer nedeljko.sanu.ni.ac.rs
[86400] 183.1.99.160.in-addr.arpa. domain name pointer svetlana.sanu.ni.ac.rs
[86400] 184.1.99.160.in-addr.arpa. domain name pointer zunic.sanu.ni.ac.rs
[86400] 185.1.99.160.in-addr.arpa. domain name pointer stojanovic.sanu.ni.ac.rs
[86400] 186.1.99.160.in-addr.arpa. domain name pointer marija.sanu.ni.ac.rs
[86400] 187.1.99.160.in-addr.arpa. domain name pointer stefan.sanu.ni.ac.rs
[86400] 188.1.99.160.in-addr.arpa. domain name pointer zunic2.sanu.ni.ac.rs
[86400] 189.1.99.160.in-addr.arpa. domain name pointer stefan2.sanu.ni.ac.rs
[86400] 190.1.99.160.in-addr.arpa. domain name pointer mica-lap.sanu.ni.ac.rs
[0] 191.1.99.160.in-addr.arpa.: domain name does not exist
[0] 192.1.99.160.in-addr.arpa.: domain name does not exist
[0] 193.1.99.160.in-addr.arpa.: domain name does not exist
[0] 194.1.99.160.in-addr.arpa.: domain name does not exist
[0] 195.1.99.160.in-addr.arpa.: domain name does not exist
[0] 196.1.99.160.in-addr.arpa.: domain name does not exist
[0] 197.1.99.160.in-addr.arpa.: domain name does not exist
[0] 198.1.99.160.in-addr.arpa.: domain name does not exist
[0] 199.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 200.1.99.160.in-addr.arpa. domain name pointer thinkpad.junis.ni.ac.rs
[86400] 201.1.99.160.in-addr.arpa. domain name pointer marko-lap.junis.ni.ac.rs
[86400] 202.1.99.160.in-addr.arpa. domain name pointer lap-siemens.junis.ni.ac.rs
[0] 203.1.99.160.in-addr.arpa.: domain name does not exist
[0] 204.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 205.1.99.160.in-addr.arpa. domain name pointer lap-rektor.junis.ni.ac.rs
[0] 206.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 207.1.99.160.in-addr.arpa. domain name pointer lap-fond.junis.ni.ac.rs
[86400] 208.1.99.160.in-addr.arpa. domain name pointer acer-jun.junis.ni.ac.rs
[0] 209.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 210.1.99.160.in-addr.arpa. domain name pointer acer-sek.junis.ni.ac.rs
[86400] 211.1.99.160.in-addr.arpa. domain name pointer biljanapc.junis.ni.ac.rs
[0] 212.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 213.1.99.160.in-addr.arpa. domain name pointer kristina.junis.ni.ac.rs
[0] 214.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 215.1.99.160.in-addr.arpa. domain name pointer st-prorekt.junis.ni.ac.rs
[0] 216.1.99.160.in-addr.arpa.: domain name does not exist
[0] 217.1.99.160.in-addr.arpa.: domain name does not exist
[0] 218.1.99.160.in-addr.arpa.: domain name does not exist
[0] 219.1.99.160.in-addr.arpa.: domain name does not exist
[86400] 220.1.99.160.in-addr.arpa. domain name pointer ups-apc1.junis.ni.ac.rs
[86400] 221.1.99.160.in-addr.arpa. domain name pointer ups-apc2.junis.ni.ac.rs
[86400] 222.1.99.160.in-addr.arpa. domain name pointer ups-dell.junis.ni.ac.rs
[86400] 223.1.99.160.in-addr.arpa. domain name pointer wifi-hall.junis.ni.ac.rs
[86400] 224.1.99.160.in-addr.arpa. domain name pointer wifi-dorm7.junis.ni.ac.rs
[86400] 225.1.99.160.in-addr.arpa. domain name pointer vida1.junis.ni.ac.rs
[86400] 226.1.99.160.in-addr.arpa. domain name pointer vida2.junis.ni.ac.rs
[86400] 227.1.99.160.in-addr.arpa. domain name pointer dule.junis.ni.ac.rs
[86400] 228.1.99.160.in-addr.arpa. domain name pointer fina.junis.ni.ac.rs
[86400] 229.1.99.160.in-addr.arpa. domain name pointer domar.junis.ni.ac.rs
[86400] 230.1.99.160.in-addr.arpa. domain name pointer draza.junis.ni.ac.rs
[86400] 231.1.99.160.in-addr.arpa. domain name pointer wifi-junis.junis.ni.ac.rs
[86400] 232.1.99.160.in-addr.arpa. domain name pointer wifi-uni38.junis.ni.ac.rs
[86400] 233.1.99.160.in-addr.arpa. domain name pointer wifi5.junis.ni.ac.rs
[86400] 234.1.99.160.in-addr.arpa. domain name pointer wifi-dorm3.junis.ni.ac.rs
[86400] 235.1.99.160.in-addr.arpa. domain name pointer wifi-rect.junis.ni.ac.rs
[86400] 236.1.99.160.in-addr.arpa. domain name pointer eduroam1.junis.ni.ac.rs
[0] 237.1.99.160.in-addr.arpa.: domain name does not exist
[0] 238.1.99.160.in-addr.arpa.: domain name does not exist
[0] 239.1.99.160.in-addr.arpa.: domain name does not exist
[0] 240.1.99.160.in-addr.arpa.: domain name does not exist
[0] 241.1.99.160.in-addr.arpa.: domain name does not exist
[0] 242.1.99.160.in-addr.arpa.: domain name does not exist
[0] 243.1.99.160.in-addr.arpa.: domain name does not exist
[0] 244.1.99.160.in-addr.arpa.: domain name does not exist
[0] 245.1.99.160.in-addr.arpa.: domain name does not exist
[0] 246.1.99.160.in-addr.arpa.: domain name does not exist
[0] 247.1.99.160.in-addr.arpa.: domain name does not exist
[0] 248.1.99.160.in-addr.arpa.: domain name does not exist
[0] 249.1.99.160.in-addr.arpa.: domain name does not exist
[0] 250.1.99.160.in-addr.arpa.: domain name does not exist
[0] 251.1.99.160.in-addr.arpa.: domain name does not exist
[0] 252.1.99.160.in-addr.arpa.: domain name does not exist
[0] 253.1.99.160.in-addr.arpa.: domain name does not exist
[0] 254.1.99.160.in-addr.arpa.: domain name does not exist
[0] 255.1.99.160.in-addr.arpa.: domain name does not exist