[0] 0.12.42.61.in-addr.arpa.: domain name does not exist
[0] 1.12.42.61.in-addr.arpa.: domain name does not exist
[0] 2.12.42.61.in-addr.arpa.: domain name does not exist
[0] 3.12.42.61.in-addr.arpa.: domain name does not exist
[0] 4.12.42.61.in-addr.arpa.: domain name does not exist
[0] 5.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 6.12.42.61.in-addr.arpa. domain name pointer ftp.weteacher.org weteacher.org ftp.weteacher.or.kr weteacher.co.kr teacher-fweb1.weteacher.com mail.weteacher.or.kr weteacher.or.kr telnet.weteacher.org telnet.weteacher.co.kr telnet.weteacher.or.kr mail.weteacher.org ftp.weteacher.co.kr mail.weteacher.co.kr
[43200] 7.12.42.61.in-addr.arpa. domain name pointer admin.weteacher.com screenshot.weteacher.com manage.weteacher.com superdacom.weteacher.com wizard.weteacher.com
[43200] 8.12.42.61.in-addr.arpa. domain name pointer myhome.weteacher.com newadmin.weteacher.com new1.weteacher.com web1.weteacher.com ftp.myhome.weteacher.com
[0] 9.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 10.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 11.12.42.61.in-addr.arpa. domain name pointer ebpgate.lgdacom.net ebpgate.lgtelecom.com ebpgate.dacom.net
[43200] 12.12.42.61.in-addr.arpa. domain name pointer cgiadmin.hosting.lgdacom.net cgi1.hosting.lgdacom.net cgi1.hosting.bora.net superadmin.hosting.bora.net cgi1.weteacher.com cgimailwood.hosting.bora.net cgi1.hosting.dacom.net cgiadmin.hosting.bora.net cgiadmin.hosting.dacom.net cgiadmin.weteacher.com
[43200] 13.12.42.61.in-addr.arpa. domain name pointer cgi2.weteacher.com cgi2.hosting.bora.net cgi2.hosting.lgdacom.net cgi2.hosting.dacom.net
[0] 14.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 15.12.42.61.in-addr.arpa. domain name pointer mail.golfzonnet.com mail.barunlaw.com
[0] 16.12.42.61.in-addr.arpa.: domain name does not exist
[0] 17.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 18.12.42.61.in-addr.arpa. domain name pointer mail.ibestian.com
[43200] 19.12.42.61.in-addr.arpa. domain name pointer guri.ibestian.com club.ibestian.com daechi.ibestian.com ibestianbuchon.com office.ibestian.com
[43200] 20.12.42.61.in-addr.arpa. domain name pointer kbstaroffice.com psoffice.co.kr goodmio.com
[43200] 21.12.42.61.in-addr.arpa. domain name pointer webmail.ywtc.mailwood.com smtp.mailstand29.mailwood.com webmail.mailstand29.mailwood.com webmail.ywtc.bora.net mail.ywtc.com ywtc.mailwood.com smtp.ywtc.bora.net smtp.ywtc.mailwood.com webmail.ywtc.com wine.bora.net ywtc.bora.net smtp.ywtc.com mail.ywtc.mailwood.com mail.ywtc.bora.net mailstand29.mailwood.com webmail.kunileng.co.kr mail.kunileng.co.kr
[0] 22.12.42.61.in-addr.arpa.: domain name does not exist
[0] 23.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 24.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 25.12.42.61.in-addr.arpa. domain name pointer mail.inf.onnet21.com mail.dktec.onnet21.com mail.softon.onnet21.com
[43200] 26.12.42.61.in-addr.arpa. domain name pointer gw.onnet21.com gw.naonsoft.com inf.onnet21.com dktec.onnet21.com softon.onnet21.com gw.ebizworks.co.kr office.ebizworks.co.kr gw2.onnet21.com donga.onnet21.com newdemo.onnet21.com demo.ebizworks.co.kr gw3.onnet21.com lang.onnet21.com didoffice.onnet21.com gw4.onnet21.com edms.onnet21.com jp.ebizworks.co.kr
[43200] 27.12.42.61.in-addr.arpa. domain name pointer schoolmaster.schoolmessenger.co.kr smaster.onnet21.com schoolmaster.onnet21.com
[43200] 28.12.42.61.in-addr.arpa. domain name pointer mail-server.ansich.com
[0] 29.12.42.61.in-addr.arpa.: domain name does not exist
[0] 30.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 31.12.42.61.in-addr.arpa. domain name pointer trk.dacom.net trk.lgtelecom.com trk.lgdacom.net
[0] 32.12.42.61.in-addr.arpa.: domain name does not exist
[0] 33.12.42.61.in-addr.arpa.: domain name does not exist
[0] 34.12.42.61.in-addr.arpa.: domain name does not exist
[0] 35.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 36.12.42.61.in-addr.arpa. domain name pointer log.dacom.net log.lgdacom.net log.lgtelecom.com
[0] 37.12.42.61.in-addr.arpa.: domain name does not exist
[0] 38.12.42.61.in-addr.arpa.: domain name does not exist
[0] 39.12.42.61.in-addr.arpa.: domain name does not exist
[0] 40.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 41.12.42.61.in-addr.arpa. domain name pointer post.cybermail.co.kr manager.cybermail.co.kr read.cybermail.co.kr cybermail.co.kr
[0] 42.12.42.61.in-addr.arpa.: domain name does not exist
[0] 43.12.42.61.in-addr.arpa.: domain name does not exist
[0] 44.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 45.12.42.61.in-addr.arpa. domain name pointer eonservice.co.kr wiz.eonservice.co.kr cor.eonservice.co.kr biz.eonservice.co.kr sbiz.eonservice.co.kr pro.eonservice.co.kr
[43200] 46.12.42.61.in-addr.arpa. domain name pointer zuin.mailwood.com kfb2b.anyhelp.net iabm.mailwood.com
[0] 47.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 48.12.42.61.in-addr.arpa. domain name pointer dc89.net ktf.dnienter.com phone.dnienter.com iezline.net onlyu.dnienter.com infra.dnienter.com test2.dnienter.com chorokscreen.com 5001.dnienter.com skt.dnienter.com lgt.dnienter.com phoneting.dnienter.com test1.dnienter.com
[0] 49.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 50.12.42.61.in-addr.arpa.: domain name does not exist
[0] 51.12.42.61.in-addr.arpa.: domain name does not exist
[0] 52.12.42.61.in-addr.arpa.: domain name does not exist
[0] 53.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 54.12.42.61.in-addr.arpa. domain name pointer netro_test.dacom.net netro_test.lgdacom.net
[0] 55.12.42.61.in-addr.arpa.: domain name does not exist
[0] 56.12.42.61.in-addr.arpa.: domain name does not exist
[0] 57.12.42.61.in-addr.arpa.: domain name does not exist
[0] 58.12.42.61.in-addr.arpa.: domain name does not exist
[0] 59.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 60.12.42.61.in-addr.arpa. domain name pointer neturo.lgdacom.net neturo.uplus.co.kr neturo.dacom.net neturo.lgtelecom.com
[0] 61.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 62.12.42.61.in-addr.arpa. domain name pointer crm.globalteq.com kdb.crmkorea.net edbm.co.kr crm-samsonite.co.kr www.crmkorea.net kdb.crmkorea.co.kr crmkorea.co.kr crmkorea.net
[43200] 63.12.42.61.in-addr.arpa. domain name pointer ad.crmkorea.net esaleskorea.co.kr ad.crmkorea.co.kr
[43200] 64.12.42.61.in-addr.arpa. domain name pointer m.crmkorea.co.kr demo.crmkorea.net
[43200] 65.12.42.61.in-addr.arpa. domain name pointer mobile.cheiltrims.com
[43200] 66.12.42.61.in-addr.arpa. domain name pointer office.seoulwelcome.com
[43200] 67.12.42.61.in-addr.arpa. domain name pointer mail.china.cheiltrims.com mail.philippines.cheiltrims.com mail.globaltrim.net smtp.cheiltrims.com mail.office.cheiltrims.com mail.newyork.cheiltrims.com mail.office.itc-as.com mail.itc-as.com mail.cheiltrims.com
[43200] 68.12.42.61.in-addr.arpa. domain name pointer newyork.cheiltrims.com office.cheiltrims.com philippines.cheiltrims.com office.itc-as.com china.cheiltrims.com
[43200] 69.12.42.61.in-addr.arpa. domain name pointer mail.seoulwelcome.com smtp.seoulwelcome.com
[0] 70.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 71.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 72.12.42.61.in-addr.arpa. domain name pointer webmail.wasac.com smtp.winglish.com mailstand26.mailwood.com webmail.winglish.bora.net webmail.winglish.com winglish.bora.net webmail.mailstand26.mailwood.com mail.winglish.bora.net smtp.winglish.bora.net smtp.wasac.com smtp.mailstand26.mailwood.com mail.wasac.com mail.winglish.com
[0] 73.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 74.12.42.61.in-addr.arpa. domain name pointer mailstand01.mailwood.com webmail.mailstand01.mailwood.com smtp.mailstand01.mailwood.com webmail.daol.bora.net daol.bora.net mail.daol.bora.net
[0] 75.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 76.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 77.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 78.12.42.61.in-addr.arpa.: domain name does not exist
[0] 79.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 80.12.42.61.in-addr.arpa.: domain name does not exist
[0] 81.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 82.12.42.61.in-addr.arpa. domain name pointer asterisk1.lgdacom.net
[43200] 83.12.42.61.in-addr.arpa. domain name pointer asterisk.lgdacom.net asterisk.dacom.net asterisk.lgtelecom.com
[43200] 84.12.42.61.in-addr.arpa. domain name pointer mail.daihen.co.kr smtp.fnstars.co.kr pop3.fnstars.co.kr smtp.autobrain.net smtp.daihen.co.kr oyang.mailwood.com webmail.autobrain.net webmail.mailstand18.mailwood.com smtp.mailstand18.mailwood.com smtp.paradisetnl.com webmail.oyang.mailwood.com webmail.kfg.co.kr mail.fnstars.co.kr mailstand18.mailwood.com webmail.paradisepco.com mail.paradisetnl.com webmail.fnstars.co.kr
[0] 85.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 86.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 87.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 88.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 89.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 90.12.42.61.in-addr.arpa.: domain name does not exist
[0] 91.12.42.61.in-addr.arpa.: domain name does not exist
[0] 92.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 93.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 94.12.42.61.in-addr.arpa.: domain name does not exist
[0] 95.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 96.12.42.61.in-addr.arpa.: domain name does not exist
[0] 97.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 98.12.42.61.in-addr.arpa. domain name pointer webhard.onnet21.com
[43200] 99.12.42.61.in-addr.arpa. domain name pointer gw-auth.mailwood.com
[0] 100.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 101.12.42.61.in-addr.arpa. domain name pointer gw-mail1.mailwood.com whitedomain4.onnet21.com
[43200] 102.12.42.61.in-addr.arpa. domain name pointer gw-mail2.mailwood.com whitedomain5.onnet21.com
[0] 103.12.42.61.in-addr.arpa.: domain name does not exist
[0] 104.12.42.61.in-addr.arpa.: domain name does not exist
[0] 105.12.42.61.in-addr.arpa.: domain name does not exist
[0] 106.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 107.12.42.61.in-addr.arpa. domain name pointer a.onnet21.com
[43200] 108.12.42.61.in-addr.arpa. domain name pointer b.onnet21.com
[43200] 109.12.42.61.in-addr.arpa. domain name pointer fax1.webhard.co.kr fax.webhard.co.kr
[0] 110.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 111.12.42.61.in-addr.arpa. domain name pointer mail.timf.org webmail.timf.mailwood.com webmail.timf.org smtp.timf.org
[0] 112.12.42.61.in-addr.arpa.: temporary failure in name resolution
[43200] 113.12.42.61.in-addr.arpa. domain name pointer m.jeonjupaper.mailwood.com webmail.jeonjupaper.mailwood.com mail.jeonjupaper.com smtp.jeonjupaper.com webmail.jeonjuenergy.com webmail.panasiakorea.com webmail.jeonjupaper.com
[43200] 114.12.42.61.in-addr.arpa. domain name pointer paper1.mailwood.com
[43200] 115.12.42.61.in-addr.arpa. domain name pointer paper2.mailwood.com
[0] 116.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 117.12.42.61.in-addr.arpa. domain name pointer c.onnet21.com
[43200] 118.12.42.61.in-addr.arpa. domain name pointer d.onnet21.com
[43200] 119.12.42.61.in-addr.arpa. domain name pointer smf3.onnet21.com gw-spam3.mailwood.com
[43200] 120.12.42.61.in-addr.arpa. domain name pointer gw-spam.lspst.com gw-spam.anieng.com gw-spam.mailwood.com eztnet.com
[43200] 121.12.42.61.in-addr.arpa. domain name pointer gw-spam1.mailwood.com
[43200] 122.12.42.61.in-addr.arpa. domain name pointer gw-spam2.mailwood.com
[0] 123.12.42.61.in-addr.arpa.: domain name does not exist
[0] 124.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 125.12.42.61.in-addr.arpa.: temporary failure in name resolution
[0] 126.12.42.61.in-addr.arpa.: domain name does not exist
[0] 127.12.42.61.in-addr.arpa.: domain name does not exist
[0] 128.12.42.61.in-addr.arpa.: domain name does not exist
[0] 129.12.42.61.in-addr.arpa.: domain name does not exist
[0] 130.12.42.61.in-addr.arpa.: domain name does not exist
[0] 131.12.42.61.in-addr.arpa.: domain name does not exist
[0] 132.12.42.61.in-addr.arpa.: domain name does not exist
[0] 133.12.42.61.in-addr.arpa.: domain name does not exist
[0] 134.12.42.61.in-addr.arpa.: domain name does not exist
[0] 135.12.42.61.in-addr.arpa.: domain name does not exist
[0] 136.12.42.61.in-addr.arpa.: domain name does not exist
[0] 137.12.42.61.in-addr.arpa.: domain name does not exist
[0] 138.12.42.61.in-addr.arpa.: domain name does not exist
[0] 139.12.42.61.in-addr.arpa.: domain name does not exist
[0] 140.12.42.61.in-addr.arpa.: domain name does not exist
[0] 141.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 142.12.42.61.in-addr.arpa. domain name pointer homemonitor.uplusbox.co.kr
[0] 143.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 144.12.42.61.in-addr.arpa. domain name pointer hcs.uplusbox.co.kr
[0] 145.12.42.61.in-addr.arpa.: domain name does not exist
[0] 146.12.42.61.in-addr.arpa.: domain name does not exist
[43200] 147.12.42.61.in-addr.arpa. domain name pointer hcsq.upbox.co.kr
[43200] 148.12.42.61.in-addr.arpa. domain name pointer hcsompq.upbox.co.kr
[43200] 149.12.42.61.in-addr.arpa. domain name pointer hrsq.upbox.co.kr
[0] 150.12.42.61.in-addr.arpa.: domain name does not exist
[0] 151.12.42.61.in-addr.arpa.: domain name does not exist
[0] 152.12.42.61.in-addr.arpa.: domain name does not exist
[0] 153.12.42.61.in-addr.arpa.: domain name does not exist
[0] 154.12.42.61.in-addr.arpa.: domain name does not exist
[0] 155.12.42.61.in-addr.arpa.: domain name does not exist
[0] 156.12.42.61.in-addr.arpa.: domain name does not exist
[0] 157.12.42.61.in-addr.arpa.: domain name does not exist
[0] 158.12.42.61.in-addr.arpa.: domain name does not exist
[0] 159.12.42.61.in-addr.arpa.: domain name does not exist
[0] 160.12.42.61.in-addr.arpa.: domain name does not exist
[0] 161.12.42.61.in-addr.arpa.: domain name does not exist
[0] 162.12.42.61.in-addr.arpa.: domain name does not exist
[0] 163.12.42.61.in-addr.arpa.: domain name does not exist
[0] 164.12.42.61.in-addr.arpa.: domain name does not exist
[0] 165.12.42.61.in-addr.arpa.: domain name does not exist
[0] 166.12.42.61.in-addr.arpa.: domain name does not exist
[0] 167.12.42.61.in-addr.arpa.: domain name does not exist
[0] 168.12.42.61.in-addr.arpa.: domain name does not exist
[0] 169.12.42.61.in-addr.arpa.: domain name does not exist
[0] 170.12.42.61.in-addr.arpa.: domain name does not exist
[0] 171.12.42.61.in-addr.arpa.: domain name does not exist
[0] 172.12.42.61.in-addr.arpa.: domain name does not exist
[0] 173.12.42.61.in-addr.arpa.: domain name does not exist
[0] 174.12.42.61.in-addr.arpa.: domain name does not exist
[0] 175.12.42.61.in-addr.arpa.: domain name does not exist
[0] 176.12.42.61.in-addr.arpa.: domain name does not exist
[0] 177.12.42.61.in-addr.arpa.: domain name does not exist
[0] 178.12.42.61.in-addr.arpa.: domain name does not exist
[0] 179.12.42.61.in-addr.arpa.: domain name does not exist
[0] 180.12.42.61.in-addr.arpa.: domain name does not exist
[0] 181.12.42.61.in-addr.arpa.: domain name does not exist
[0] 182.12.42.61.in-addr.arpa.: domain name does not exist
[0] 183.12.42.61.in-addr.arpa.: domain name does not exist
[0] 184.12.42.61.in-addr.arpa.: domain name does not exist
[0] 185.12.42.61.in-addr.arpa.: domain name does not exist
[0] 186.12.42.61.in-addr.arpa.: domain name does not exist
[0] 187.12.42.61.in-addr.arpa.: domain name does not exist
[0] 188.12.42.61.in-addr.arpa.: domain name does not exist
[0] 189.12.42.61.in-addr.arpa.: domain name does not exist
[0] 190.12.42.61.in-addr.arpa.: domain name does not exist
[0] 191.12.42.61.in-addr.arpa.: domain name does not exist
[0] 192.12.42.61.in-addr.arpa.: domain name does not exist
[0] 193.12.42.61.in-addr.arpa.: domain name does not exist
[0] 194.12.42.61.in-addr.arpa.: domain name does not exist
[0] 195.12.42.61.in-addr.arpa.: domain name does not exist
[0] 196.12.42.61.in-addr.arpa.: domain name does not exist
[0] 197.12.42.61.in-addr.arpa.: domain name does not exist
[0] 198.12.42.61.in-addr.arpa.: domain name does not exist
[0] 199.12.42.61.in-addr.arpa.: domain name does not exist
[0] 200.12.42.61.in-addr.arpa.: domain name does not exist
[0] 201.12.42.61.in-addr.arpa.: domain name does not exist
[0] 202.12.42.61.in-addr.arpa.: domain name does not exist
[0] 203.12.42.61.in-addr.arpa.: domain name does not exist
[0] 204.12.42.61.in-addr.arpa.: domain name does not exist
[0] 205.12.42.61.in-addr.arpa.: domain name does not exist
[0] 206.12.42.61.in-addr.arpa.: domain name does not exist
[0] 207.12.42.61.in-addr.arpa.: domain name does not exist
[0] 208.12.42.61.in-addr.arpa.: domain name does not exist
[0] 209.12.42.61.in-addr.arpa.: domain name does not exist
[0] 210.12.42.61.in-addr.arpa.: domain name does not exist
[0] 211.12.42.61.in-addr.arpa.: domain name does not exist
[0] 212.12.42.61.in-addr.arpa.: domain name does not exist
[0] 213.12.42.61.in-addr.arpa.: domain name does not exist
[0] 214.12.42.61.in-addr.arpa.: domain name does not exist
[0] 215.12.42.61.in-addr.arpa.: domain name does not exist
[0] 216.12.42.61.in-addr.arpa.: domain name does not exist
[0] 217.12.42.61.in-addr.arpa.: domain name does not exist
[0] 218.12.42.61.in-addr.arpa.: domain name does not exist
[0] 219.12.42.61.in-addr.arpa.: domain name does not exist
[0] 220.12.42.61.in-addr.arpa.: domain name does not exist
[0] 221.12.42.61.in-addr.arpa.: domain name does not exist
[0] 222.12.42.61.in-addr.arpa.: domain name does not exist
[0] 223.12.42.61.in-addr.arpa.: domain name does not exist
[0] 224.12.42.61.in-addr.arpa.: domain name does not exist
[0] 225.12.42.61.in-addr.arpa.: domain name does not exist
[0] 226.12.42.61.in-addr.arpa.: domain name does not exist
[0] 227.12.42.61.in-addr.arpa.: domain name does not exist
[0] 228.12.42.61.in-addr.arpa.: domain name does not exist
[0] 229.12.42.61.in-addr.arpa.: domain name does not exist
[0] 230.12.42.61.in-addr.arpa.: domain name does not exist
[0] 231.12.42.61.in-addr.arpa.: domain name does not exist
[0] 232.12.42.61.in-addr.arpa.: domain name does not exist
[0] 233.12.42.61.in-addr.arpa.: domain name does not exist
[0] 234.12.42.61.in-addr.arpa.: domain name does not exist
[0] 235.12.42.61.in-addr.arpa.: domain name does not exist
[0] 236.12.42.61.in-addr.arpa.: domain name does not exist
[0] 237.12.42.61.in-addr.arpa.: domain name does not exist
[0] 238.12.42.61.in-addr.arpa.: domain name does not exist
[0] 239.12.42.61.in-addr.arpa.: domain name does not exist
[0] 240.12.42.61.in-addr.arpa.: domain name does not exist
[0] 241.12.42.61.in-addr.arpa.: domain name does not exist
[0] 242.12.42.61.in-addr.arpa.: domain name does not exist
[0] 243.12.42.61.in-addr.arpa.: domain name does not exist
[0] 244.12.42.61.in-addr.arpa.: domain name does not exist
[0] 245.12.42.61.in-addr.arpa.: domain name does not exist
[0] 246.12.42.61.in-addr.arpa.: domain name does not exist
[0] 247.12.42.61.in-addr.arpa.: domain name does not exist
[0] 248.12.42.61.in-addr.arpa.: domain name does not exist
[0] 249.12.42.61.in-addr.arpa.: domain name does not exist
[0] 250.12.42.61.in-addr.arpa.: domain name does not exist
[0] 251.12.42.61.in-addr.arpa.: domain name does not exist
[0] 252.12.42.61.in-addr.arpa.: domain name does not exist
[0] 253.12.42.61.in-addr.arpa.: domain name does not exist
[0] 254.12.42.61.in-addr.arpa.: domain name does not exist
[0] 255.12.42.61.in-addr.arpa.: domain name does not exist