[0] 0.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 1.192.216.218.in-addr.arpa. domain name pointer vbgp.ccnw.ne.jp
[86400] 2.192.216.218.in-addr.arpa. domain name pointer ctcgw.ccnw.ne.jp
[86400] 3.192.216.218.in-addr.arpa. domain name pointer iijgw.ccnw.ne.jp
[86400] 4.192.216.218.in-addr.arpa. domain name pointer chubucache.cmedia.ne.jp
[86400] 5.192.216.218.in-addr.arpa. domain name pointer k1rsv5.ccnw.ne.jp
[86400] 6.192.216.218.in-addr.arpa. domain name pointer k1rsv6.ccnw.ne.jp
[86400] 7.192.216.218.in-addr.arpa. domain name pointer filter1.cmedia.ne.jp
[86400] 8.192.216.218.in-addr.arpa. domain name pointer cmcft2.cmedia.ne.jp
[86400] 9.192.216.218.in-addr.arpa. domain name pointer urlft.cmedia.ne.jp
[86400] 10.192.216.218.in-addr.arpa. domain name pointer vfwgw1.ccnw.ne.jp
[86400] 11.192.216.218.in-addr.arpa. domain name pointer fwgw1-1.ccnw.ne.jp
[86400] 12.192.216.218.in-addr.arpa. domain name pointer fwgw2-1.ccnw.ne.jp
[86400] 13.192.216.218.in-addr.arpa. domain name pointer fwrsv1.ccnw.ne.jp
[86400] 14.192.216.218.in-addr.arpa. domain name pointer exsmtp1.cmedia.ne.jp
[86400] 15.192.216.218.in-addr.arpa. domain name pointer exsmtp2.cmedia.ne.jp
[86400] 16.192.216.218.in-addr.arpa. domain name pointer cvl300v.cmedia.ne.jp
[86400] 17.192.216.218.in-addr.arpa. domain name pointer cvl300a.cmedia.ne.jp
[86400] 18.192.216.218.in-addr.arpa. domain name pointer cvl300b.cmedia.ne.jp
[86400] 19.192.216.218.in-addr.arpa. domain name pointer exsmtp.cmedia.ne.jp
[86400] 20.192.216.218.in-addr.arpa. domain name pointer sm5i-h.ccnw.ne.jp
[86400] 21.192.216.218.in-addr.arpa. domain name pointer alteon4.cmedia.ne.jp
[86400] 22.192.216.218.in-addr.arpa. domain name pointer wdm-n2.ccnw.ne.jp
[86400] 23.192.216.218.in-addr.arpa. domain name pointer fwgw11-1.cmedia.ne.jp
[86400] 24.192.216.218.in-addr.arpa. domain name pointer jp1fw.cmedia.ne.jp
[86400] 25.192.216.218.in-addr.arpa. domain name pointer k1rsv25.ccnw.ne.jp
[86400] 26.192.216.218.in-addr.arpa. domain name pointer k1rsv26.ccnw.ne.jp
[86400] 27.192.216.218.in-addr.arpa. domain name pointer stbfw.cmedia.ne.jp
[86400] 28.192.216.218.in-addr.arpa. domain name pointer 3600vpn1.ccnw.ne.jp
[86400] 29.192.216.218.in-addr.arpa. domain name pointer k1rsv29.ccnw.ne.jp
[86400] 30.192.216.218.in-addr.arpa. domain name pointer k1rsv30.ccnw.ne.jp
[0] 31.192.216.218.in-addr.arpa.: domain name does not exist
[0] 32.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 33.192.216.218.in-addr.arpa. domain name pointer alteon1.ccnw.ne.jp
[86400] 34.192.216.218.in-addr.arpa. domain name pointer mx3.cmedia.ne.jp
[86400] 35.192.216.218.in-addr.arpa. domain name pointer alteonvs.ccnw.ne.jp
[86400] 36.192.216.218.in-addr.arpa. domain name pointer scan1.ccnw.ne.jp
[86400] 37.192.216.218.in-addr.arpa. domain name pointer cmcnews.ccnw.ne.jp
[86400] 38.192.216.218.in-addr.arpa. domain name pointer cmcdhcp1.ccnw.ne.jp
[86400] 39.192.216.218.in-addr.arpa. domain name pointer scan2.ccnw.ne.jp
[86400] 40.192.216.218.in-addr.arpa. domain name pointer vdns.ccnw.ne.jp
[86400] 41.192.216.218.in-addr.arpa. domain name pointer cmcdns1.ccnw.ne.jp
[86400] 42.192.216.218.in-addr.arpa. domain name pointer cmcdns2.ccnw.ne.jp
[86400] 43.192.216.218.in-addr.arpa. domain name pointer fwctl2.cmedia.ne.jp
[86400] 44.192.216.218.in-addr.arpa. domain name pointer vchache.cmedia.ne.jp
[86400] 45.192.216.218.in-addr.arpa. domain name pointer smtp.ccnw.ne.jp
[86400] 46.192.216.218.in-addr.arpa. domain name pointer cmcsmtp1.ccnw.ne.jp
[86400] 47.192.216.218.in-addr.arpa. domain name pointer cmcsmtp2.ccnw.ne.jp
[86400] 48.192.216.218.in-addr.arpa. domain name pointer scan0.ccnw.ne.jp
[86400] 49.192.216.218.in-addr.arpa. domain name pointer mx.ccnw.ne.jp
[86400] 50.192.216.218.in-addr.arpa. domain name pointer cmcmx1.ccnw.ne.jp
[86400] 51.192.216.218.in-addr.arpa. domain name pointer mx4.cmedia.ne.jp
[86400] 52.192.216.218.in-addr.arpa. domain name pointer cvl310v.cmedia.ne.jp
[86400] 53.192.216.218.in-addr.arpa. domain name pointer vs.ccnw.ne.jp
[86400] 54.192.216.218.in-addr.arpa. domain name pointer v1.cmedia.ne.jp
[86400] 55.192.216.218.in-addr.arpa. domain name pointer rproxy.cmedia.ne.jp
[86400] 56.192.216.218.in-addr.arpa. domain name pointer cvl310a.cmedia.ne.jp
[86400] 57.192.216.218.in-addr.arpa. domain name pointer cvl310b.cmedia.ne.jp
[86400] 58.192.216.218.in-addr.arpa. domain name pointer rproxy1.cmedia.ne.jp
[86400] 59.192.216.218.in-addr.arpa. domain name pointer rproxy2.cmedia.ne.jp
[86400] 60.192.216.218.in-addr.arpa. domain name pointer k2rsv60.ccnw.ne.jp
[86400] 61.192.216.218.in-addr.arpa. domain name pointer fwctl.ccnw.ne.jp
[86400] 62.192.216.218.in-addr.arpa. domain name pointer k2rsv62.ccnw.ne.jp
[0] 63.192.216.218.in-addr.arpa.: domain name does not exist
[0] 64.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 65.192.216.218.in-addr.arpa. domain name pointer sm5i-h1.ccnw.ne.jp
[86400] 66.192.216.218.in-addr.arpa. domain name pointer hokuseimng.ccnw.ne.jp
[86400] 67.192.216.218.in-addr.arpa. domain name pointer mdhcp-mie.ccnw.ne.jp
[86400] 68.192.216.218.in-addr.arpa. domain name pointer masprogw-h.ccnw.ne.jp
[86400] 69.192.216.218.in-addr.arpa. domain name pointer docsis1.ccnetmie.ne.jp
[86400] 70.192.216.218.in-addr.arpa. domain name pointer 3600vpn2.ccnw.ne.jp
[0] 71.192.216.218.in-addr.arpa.: domain name does not exist
[0] 72.192.216.218.in-addr.arpa.: domain name does not exist
[0] 73.192.216.218.in-addr.arpa.: domain name does not exist
[0] 74.192.216.218.in-addr.arpa.: domain name does not exist
[0] 75.192.216.218.in-addr.arpa.: domain name does not exist
[0] 76.192.216.218.in-addr.arpa.: domain name does not exist
[0] 77.192.216.218.in-addr.arpa.: domain name does not exist
[0] 78.192.216.218.in-addr.arpa.: domain name does not exist
[0] 79.192.216.218.in-addr.arpa.: domain name does not exist
[0] 80.192.216.218.in-addr.arpa.: domain name does not exist
[0] 81.192.216.218.in-addr.arpa.: domain name does not exist
[0] 82.192.216.218.in-addr.arpa.: domain name does not exist
[0] 83.192.216.218.in-addr.arpa.: domain name does not exist
[0] 84.192.216.218.in-addr.arpa.: domain name does not exist
[0] 85.192.216.218.in-addr.arpa.: domain name does not exist
[0] 86.192.216.218.in-addr.arpa.: domain name does not exist
[0] 87.192.216.218.in-addr.arpa.: domain name does not exist
[0] 88.192.216.218.in-addr.arpa.: domain name does not exist
[0] 89.192.216.218.in-addr.arpa.: domain name does not exist
[0] 90.192.216.218.in-addr.arpa.: domain name does not exist
[0] 91.192.216.218.in-addr.arpa.: domain name does not exist
[0] 92.192.216.218.in-addr.arpa.: domain name does not exist
[0] 93.192.216.218.in-addr.arpa.: domain name does not exist
[0] 94.192.216.218.in-addr.arpa.: domain name does not exist
[0] 95.192.216.218.in-addr.arpa.: domain name does not exist
[0] 96.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 97.192.216.218.in-addr.arpa. domain name pointer cmcdhcpcc.cc.cmedia.ne.jp
[86400] 98.192.216.218.in-addr.arpa. domain name pointer cmcdhcpkc.kc.cmedia.ne.jp
[86400] 99.192.216.218.in-addr.arpa. domain name pointer cmcdhcptc.tc.cmedia.ne.jp
[86400] 100.192.216.218.in-addr.arpa. domain name pointer stream.cmedia.ne.jp
[86400] 101.192.216.218.in-addr.arpa. domain name pointer traffic.cmedia.ne.jp
[86400] 102.192.216.218.in-addr.arpa. domain name pointer vgw.cmedia.ne.jp
[0] 103.192.216.218.in-addr.arpa.: domain name does not exist
[0] 104.192.216.218.in-addr.arpa.: domain name does not exist
[0] 105.192.216.218.in-addr.arpa.: domain name does not exist
[0] 106.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 107.192.216.218.in-addr.arpa. domain name pointer cvl320a.cmedia.ne.jp
[86400] 108.192.216.218.in-addr.arpa. domain name pointer cvl320b.cmedia.ne.jp
[86400] 109.192.216.218.in-addr.arpa. domain name pointer cvl320v.cmedia.ne.jp
[0] 110.192.216.218.in-addr.arpa.: domain name does not exist
[0] 111.192.216.218.in-addr.arpa.: domain name does not exist
[0] 112.192.216.218.in-addr.arpa.: domain name does not exist
[0] 113.192.216.218.in-addr.arpa.: domain name does not exist
[0] 114.192.216.218.in-addr.arpa.: domain name does not exist
[0] 115.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 116.192.216.218.in-addr.arpa. domain name pointer cmcbgrt04.cmedia.ne.jp
[86400] 117.192.216.218.in-addr.arpa. domain name pointer cmcbgrt05.cmedia.ne.jp
[86400] 118.192.216.218.in-addr.arpa. domain name pointer cmcbgrt06.cmedia.ne.jp
[0] 119.192.216.218.in-addr.arpa.: domain name does not exist
[0] 120.192.216.218.in-addr.arpa.: domain name does not exist
[0] 121.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 122.192.216.218.in-addr.arpa. domain name pointer gifugwl3.cmedia.ne.jp
[86400] 123.192.216.218.in-addr.arpa. domain name pointer aigigw.cmedia.ne.jp
[0] 124.192.216.218.in-addr.arpa.: domain name does not exist
[0] 125.192.216.218.in-addr.arpa.: domain name does not exist
[0] 126.192.216.218.in-addr.arpa.: domain name does not exist
[0] 127.192.216.218.in-addr.arpa.: domain name does not exist
[0] 128.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 129.192.216.218.in-addr.arpa. domain name pointer vfwgw2.ccnw.ne.jp
[86400] 130.192.216.218.in-addr.arpa. domain name pointer fwgw1-4.ccnw.ne.jp
[86400] 131.192.216.218.in-addr.arpa. domain name pointer fwgw2-4.ccnw.ne.jp
[86400] 132.192.216.218.in-addr.arpa. domain name pointer ns1.ccnw.ne.jp
[86400] 133.192.216.218.in-addr.arpa. domain name pointer cmcklara.ccnw.ne.jp
[86400] 134.192.216.218.in-addr.arpa. domain name pointer syslog1.ccnw.ne.jp
[86400] 135.192.216.218.in-addr.arpa. domain name pointer c-cablemail.mc.ccnw.ne.jp
[86400] 136.192.216.218.in-addr.arpa. domain name pointer cmediawww.cmedia.ne.jp
[86400] 137.192.216.218.in-addr.arpa. domain name pointer ccnetpop1.ccnw.ne.jp
[86400] 138.192.216.218.in-addr.arpa. domain name pointer ns1.cmedia.jp
[86400] 139.192.216.218.in-addr.arpa. domain name pointer miemail.ccnetmie.ne.jp
[86400] 140.192.216.218.in-addr.arpa. domain name pointer miewww1.mb.ccnw.ne.jp
[86400] 141.192.216.218.in-addr.arpa. domain name pointer tctvmail.ma.ccnw.ne.jp
[86400] 142.192.216.218.in-addr.arpa. domain name pointer ns2.cmc.ad.jp
[86400] 143.192.216.218.in-addr.arpa. domain name pointer ns2.ccnw.ne.jp
[86400] 144.192.216.218.in-addr.arpa. domain name pointer ccnwweb2.ccnw.ne.jp
[86400] 145.192.216.218.in-addr.arpa. domain name pointer popme.me.ccnw.ne.jp
[86400] 146.192.216.218.in-addr.arpa. domain name pointer backup1.cmedia.ne.jp
[86400] 147.192.216.218.in-addr.arpa. domain name pointer www3.cmedia.ne.jp
[86400] 148.192.216.218.in-addr.arpa. domain name pointer cmcwm1.cmedia.ne.jp dmzrsv148.ccnw.ne.jp
[86400] 149.192.216.218.in-addr.arpa. domain name pointer ccnwmd.md.ccnw.ne.jp dmzrsv149.ccnw.ne.jp
[86400] 150.192.216.218.in-addr.arpa. domain name pointer syion426a-MGC.cmedia.ne.jp
[86400] 151.192.216.218.in-addr.arpa. domain name pointer syion426b-MGC.cmedia.ne.jp
[86400] 152.192.216.218.in-addr.arpa. domain name pointer syiondb.cmedia.ne.jp
[86400] 153.192.216.218.in-addr.arpa. domain name pointer dmzrsv153.ccnw.ne.jp
[86400] 154.192.216.218.in-addr.arpa. domain name pointer sipsyiona.cmedia.ne.jp
[86400] 155.192.216.218.in-addr.arpa. domain name pointer sipsyionb.cmedia.ne.jp
[86400] 156.192.216.218.in-addr.arpa. domain name pointer bigsister.cmedia.ne.jp
[86400] 157.192.216.218.in-addr.arpa. domain name pointer nsb.ccnw.ne.jp
[86400] 158.192.216.218.in-addr.arpa. domain name pointer sm24dmz.cmedia.ne.jp
[86400] 159.192.216.218.in-addr.arpa. domain name pointer sm48idmz.cmedia.ne.jp
[86400] 160.192.216.218.in-addr.arpa. domain name pointer specific.cmedia.ne.jp
[86400] 161.192.216.218.in-addr.arpa. domain name pointer syion426a.cmedia.ne.jp
[86400] 162.192.216.218.in-addr.arpa. domain name pointer syion426b.cmedia.ne.jp
[86400] 163.192.216.218.in-addr.arpa. domain name pointer v-pro.cmedia.ne.jp
[86400] 164.192.216.218.in-addr.arpa. domain name pointer dmzrsv164.ccnw.ne.jp
[86400] 165.192.216.218.in-addr.arpa. domain name pointer dmzrsv165.ccnw.ne.jp
[86400] 166.192.216.218.in-addr.arpa. domain name pointer netshelter.cmedia.ne.jp
[86400] 167.192.216.218.in-addr.arpa. domain name pointer dmzrsv167.ccnw.ne.jp
[86400] 168.192.216.218.in-addr.arpa. domain name pointer dmzrsv168.ccnw.ne.jp
[86400] 169.192.216.218.in-addr.arpa. domain name pointer dmzrsv169.ccnw.ne.jp
[86400] 170.192.216.218.in-addr.arpa. domain name pointer host1.nsv.ne.jp
[86400] 171.192.216.218.in-addr.arpa. domain name pointer dmzrsv171.ccnw.ne.jp
[86400] 172.192.216.218.in-addr.arpa. domain name pointer dmzrsv172.ccnw.ne.jp
[86400] 173.192.216.218.in-addr.arpa. domain name pointer dmzrsv173.ccnw.ne.jp
[86400] 174.192.216.218.in-addr.arpa. domain name pointer dmzrsv174.ccnw.ne.jp
[86400] 175.192.216.218.in-addr.arpa. domain name pointer dmzrsv175.ccnw.ne.jp
[86400] 176.192.216.218.in-addr.arpa. domain name pointer dmzrsv176.ccnw.ne.jp
[86400] 177.192.216.218.in-addr.arpa. domain name pointer dmzrsv177.ccnw.ne.jp
[86400] 178.192.216.218.in-addr.arpa. domain name pointer dmzrsv178.ccnw.ne.jp
[86400] 179.192.216.218.in-addr.arpa. domain name pointer dmzrsv179.ccnw.ne.jp
[86400] 180.192.216.218.in-addr.arpa. domain name pointer kctvmail.kctv.ne.jp
[86400] 181.192.216.218.in-addr.arpa. domain name pointer dmzrsv181.ccnw.ne.jp
[86400] 182.192.216.218.in-addr.arpa. domain name pointer dmzrsv182.ccnw.ne.jp
[86400] 183.192.216.218.in-addr.arpa. domain name pointer dmzrsv183.ccnw.ne.jp
[86400] 184.192.216.218.in-addr.arpa. domain name pointer dmzrsv184.ccnw.ne.jp
[86400] 185.192.216.218.in-addr.arpa. domain name pointer dmzrsv185.ccnw.ne.jp
[86400] 186.192.216.218.in-addr.arpa. domain name pointer dmzrsv186.ccnw.ne.jp
[86400] 187.192.216.218.in-addr.arpa. domain name pointer dmzrsv187.ccnw.ne.jp
[0] 188.192.216.218.in-addr.arpa.: domain name does not exist
[0] 189.192.216.218.in-addr.arpa.: domain name does not exist
[0] 190.192.216.218.in-addr.arpa.: domain name does not exist
[0] 191.192.216.218.in-addr.arpa.: domain name does not exist
[0] 192.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 193.192.216.218.in-addr.arpa. domain name pointer cvl400v.cmedia.ne.jp
[86400] 194.192.216.218.in-addr.arpa. domain name pointer cvl400a.cmedia.ne.jp
[86400] 195.192.216.218.in-addr.arpa. domain name pointer cvl400b.cmedia.ne.jp
[86400] 196.192.216.218.in-addr.arpa. domain name pointer sm5iho.cmedia.ne.jp
[0] 197.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 198.192.216.218.in-addr.arpa. domain name pointer sm24hovpn.cmedia.ne.jp
[0] 199.192.216.218.in-addr.arpa.: domain name does not exist
[0] 200.192.216.218.in-addr.arpa.: domain name does not exist
[0] 201.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 202.192.216.218.in-addr.arpa. domain name pointer cvl500a.cmedia.ne.jp
[86400] 203.192.216.218.in-addr.arpa. domain name pointer cvl500b.cmedia.ne.jp
[86400] 204.192.216.218.in-addr.arpa. domain name pointer sm7i.cmedia.ne.jp
[0] 205.192.216.218.in-addr.arpa.: domain name does not exist
[0] 206.192.216.218.in-addr.arpa.: domain name does not exist
[0] 207.192.216.218.in-addr.arpa.: domain name does not exist
[0] 208.192.216.218.in-addr.arpa.: domain name does not exist
[0] 209.192.216.218.in-addr.arpa.: domain name does not exist
[0] 210.192.216.218.in-addr.arpa.: domain name does not exist
[0] 211.192.216.218.in-addr.arpa.: domain name does not exist
[0] 212.192.216.218.in-addr.arpa.: domain name does not exist
[0] 213.192.216.218.in-addr.arpa.: domain name does not exist
[0] 214.192.216.218.in-addr.arpa.: domain name does not exist
[0] 215.192.216.218.in-addr.arpa.: domain name does not exist
[0] 216.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 217.192.216.218.in-addr.arpa. domain name pointer kcccb1.cmedia.ne.jp
[86400] 218.192.216.218.in-addr.arpa. domain name pointer kcccb2.cmedia.ne.jp
[0] 219.192.216.218.in-addr.arpa.: domain name does not exist
[0] 220.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 221.192.216.218.in-addr.arpa. domain name pointer tcccb1.cmedia.ne.jp
[86400] 222.192.216.218.in-addr.arpa. domain name pointer tcccb2.cmedia.ne.jp
[0] 223.192.216.218.in-addr.arpa.: domain name does not exist
[0] 224.192.216.218.in-addr.arpa.: domain name does not exist
[0] 225.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 226.192.216.218.in-addr.arpa. domain name pointer cvl200a.cmedia.ne.jp
[86400] 227.192.216.218.in-addr.arpa. domain name pointer cvl200b.cmedia.ne.jp
[86400] 228.192.216.218.in-addr.arpa. domain name pointer cmcbgrt01.cmedia.ne.jp
[86400] 229.192.216.218.in-addr.arpa. domain name pointer cmcbgrt02.cmedia.ne.jp
[86400] 230.192.216.218.in-addr.arpa. domain name pointer cmcbgrt03.cmedia.ne.jp
[0] 231.192.216.218.in-addr.arpa.: domain name does not exist
[0] 232.192.216.218.in-addr.arpa.: domain name does not exist
[0] 233.192.216.218.in-addr.arpa.: domain name does not exist
[0] 234.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 235.192.216.218.in-addr.arpa. domain name pointer com1voip.cmedia.ne.jp
[0] 236.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 237.192.216.218.in-addr.arpa. domain name pointer c6513.cmedia.ne.jp
[0] 238.192.216.218.in-addr.arpa.: domain name does not exist
[0] 239.192.216.218.in-addr.arpa.: domain name does not exist
[0] 240.192.216.218.in-addr.arpa.: domain name does not exist
[0] 241.192.216.218.in-addr.arpa.: domain name does not exist
[0] 242.192.216.218.in-addr.arpa.: domain name does not exist
[0] 243.192.216.218.in-addr.arpa.: domain name does not exist
[0] 244.192.216.218.in-addr.arpa.: domain name does not exist
[0] 245.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 246.192.216.218.in-addr.arpa. domain name pointer gifugwl2.cmedia.ne.jp
[0] 247.192.216.218.in-addr.arpa.: domain name does not exist
[0] 248.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 249.192.216.218.in-addr.arpa. domain name pointer piotwagateway.cmedia.ne.jp
[0] 250.192.216.218.in-addr.arpa.: domain name does not exist
[86400] 251.192.216.218.in-addr.arpa. domain name pointer dhcp-cmc.cmedia.ne.jp
[86400] 252.192.216.218.in-addr.arpa. domain name pointer examsyion.cmedia.ne.jp
[86400] 253.192.216.218.in-addr.arpa. domain name pointer examsyion-MGC.cmedia.ne.jp
[86400] 254.192.216.218.in-addr.arpa. domain name pointer examsyion-SIP.cmedia.ne.jp
[0] 255.192.216.218.in-addr.arpa.: domain name does not exist