Host 0.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 1.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 2.241.39.64.in-addr.arpa domain name pointer nctabdc.unl.edu. [86400] 3.241.39.64.in-addr.arpa domain name pointer nctasrv2.unl.edu. [86400] 4.241.39.64.in-addr.arpa domain name pointer nctasrv3.unl.edu. Host 5.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 6.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 7.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 8.241.39.64.in-addr.arpa domain name pointer fscserver.unl.edu. [86400] 9.241.39.64.in-addr.arpa domain name pointer nctavml.unl.edu. Host 10.241.39.64.in-addr.arpa query failed: Connection Timed Out [86400] 11.241.39.64.in-addr.arpa domain name pointer steen-ncta.unl.edu. [86400] 12.241.39.64.in-addr.arpa domain name pointer nctajrklt.unl.edu. [86400] 13.241.39.64.in-addr.arpa domain name pointer nctakennel.unl.edu. [86400] 14.241.39.64.in-addr.arpa domain name pointer nctactn.unl.edu. [86400] 15.241.39.64.in-addr.arpa domain name pointer eric-ncta.unl.edu. [86400] 16.241.39.64.in-addr.arpa domain name pointer nctalrclab12.unl.edu. [86400] 17.241.39.64.in-addr.arpa domain name pointer nctalrclab13.unl.edu. [86400] 18.241.39.64.in-addr.arpa domain name pointer nctalrclab11.unl.edu. [86400] 19.241.39.64.in-addr.arpa domain name pointer nctaaghall12.unl.edu. [86400] 20.241.39.64.in-addr.arpa domain name pointer nctaaghall14.unl.edu. [86400] 21.241.39.64.in-addr.arpa domain name pointer ncta-macvideo.unl.edu. [86400] 22.241.39.64.in-addr.arpa domain name pointer nctalkc.unl.edu. [86400] 23.241.39.64.in-addr.arpa domain name pointer nctaedorm2.unl.edu. [86400] 24.241.39.64.in-addr.arpa domain name pointer nctaegb.unl.edu. [86400] 25.241.39.64.in-addr.arpa domain name pointer nctaedorm1.unl.edu. [86400] 26.241.39.64.in-addr.arpa domain name pointer nctaadmiss.unl.edu. [1800] 27.241.39.64.in-addr.arpa domain name pointer pcp070505pcs.unl.edu. [86400] 28.241.39.64.in-addr.arpa domain name pointer nctadorm3.unl.edu. [0] 29.241.39.64.in-addr.arpa domain name pointer nctask.unl.edu. [1800] 30.241.39.64.in-addr.arpa domain name pointer pcp085422pcs.unl.edu. [86400] 31.241.39.64.in-addr.arpa domain name pointer nctadorm4.unl.edu. [86400] 32.241.39.64.in-addr.arpa domain name pointer nctawdormoffice.unl.edu. [86400] 33.241.39.64.in-addr.arpa domain name pointer scharf.unl.edu. [86400] 34.241.39.64.in-addr.arpa domain name pointer nctarsw.unl.edu. [86400] 35.241.39.64.in-addr.arpa domain name pointer nctaboiler.unl.edu. [86400] 36.241.39.64.in-addr.arpa domain name pointer nctatjblt.unl.edu. [86400] 37.241.39.64.in-addr.arpa domain name pointer nctacheckout1.unl.edu. [86400] 38.241.39.64.in-addr.arpa domain name pointer nctafile.unl.edu. [86400] 39.241.39.64.in-addr.arpa domain name pointer nctalrclab1.unl.edu. [86400] 40.241.39.64.in-addr.arpa domain name pointer nctalrclab2.unl.edu. [86400] 41.241.39.64.in-addr.arpa domain name pointer nctalrclab9.unl.edu. [86400] 42.241.39.64.in-addr.arpa domain name pointer nctalrclab10.unl.edu. [86400] 43.241.39.64.in-addr.arpa domain name pointer nctajrb.unl.edu. [86400] 44.241.39.64.in-addr.arpa domain name pointer nctabookstore.unl.edu. [86400] 45.241.39.64.in-addr.arpa domain name pointer nctadorm1.unl.edu. [86400] 46.241.39.64.in-addr.arpa domain name pointer nctaedormoffice.unl.edu. [86400] 47.241.39.64.in-addr.arpa domain name pointer nctaddv.unl.edu. [86400] 48.241.39.64.in-addr.arpa domain name pointer nctadrw.unl.edu. [1800] 49.241.39.64.in-addr.arpa domain name pointer pcp070511pcs.unl.edu. [86400] 50.241.39.64.in-addr.arpa domain name pointer nctavtlab02.unl.edu. [1800] 51.241.39.64.in-addr.arpa domain name pointer pcp070513pcs.unl.edu. [86400] 52.241.39.64.in-addr.arpa domain name pointer nctaegb2.unl.edu. [86400] 53.241.39.64.in-addr.arpa domain name pointer nctajmb.unl.edu. [86400] 54.241.39.64.in-addr.arpa domain name pointer nctagsmlt.unl.edu. [86400] 55.241.39.64.in-addr.arpa domain name pointer nctatjb.unl.edu. [86400] 56.241.39.64.in-addr.arpa domain name pointer nctaclass02.unl.edu. Host 57.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 58.241.39.64.in-addr.arpa domain name pointer natacdclt.unl.edu. [86400] 59.241.39.64.in-addr.arpa domain name pointer nctavtlab03.unl.edu. [86400] 60.241.39.64.in-addr.arpa domain name pointer nctalib02-1.unl.edu. [86400] 61.241.39.64.in-addr.arpa domain name pointer nctaaghall02.unl.edu. [0] 62.241.39.64.in-addr.arpa domain name pointer nctabab.unl.edu. [86400] 63.241.39.64.in-addr.arpa domain name pointer nctaaghall07.unl.edu. [1800] 64.241.39.64.in-addr.arpa domain name pointer pcp070523pcs.unl.edu. [86400] 65.241.39.64.in-addr.arpa domain name pointer nctaaghall11.unl.edu. [86400] 66.241.39.64.in-addr.arpa domain name pointer ncta-libcheck.unl.edu. [86400] 67.241.39.64.in-addr.arpa domain name pointer nctamok.unl.edu. [86400] 68.241.39.64.in-addr.arpa domain name pointer nctaaghall04.unl.edu. [86400] 69.241.39.64.in-addr.arpa domain name pointer lcooper.unl.edu. Host 70.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 71.241.39.64.in-addr.arpa domain name pointer nctavtlab04.unl.edu. [1800] 72.241.39.64.in-addr.arpa domain name pointer pcp070526pcs.unl.edu. [86400] 73.241.39.64.in-addr.arpa domain name pointer nctawdorm2.unl.edu. [86400] 74.241.39.64.in-addr.arpa domain name pointer nctalib01.unl.edu. [1800] 75.241.39.64.in-addr.arpa domain name pointer pcp070528pcs.unl.edu. [1800] 76.241.39.64.in-addr.arpa domain name pointer pcp070529pcs.unl.edu. [86400] 77.241.39.64.in-addr.arpa domain name pointer pcp070530pcs.unl.edu. [86400] 78.241.39.64.in-addr.arpa domain name pointer nctakar.unl.edu. [86400] 79.241.39.64.in-addr.arpa domain name pointer nctadps.unl.edu. [86400] 80.241.39.64.in-addr.arpa domain name pointer nctajas.unl.edu. [86400] 81.241.39.64.in-addr.arpa domain name pointer nctadlb.unl.edu. [86400] 82.241.39.64.in-addr.arpa domain name pointer nctaljc.unl.edu. [86400] 83.241.39.64.in-addr.arpa domain name pointer pcp070534pcs.unl.edu. [1800] 84.241.39.64.in-addr.arpa domain name pointer pcp070535pcs.unl.edu. [86400] 85.241.39.64.in-addr.arpa domain name pointer nctadpslt.unl.edu. [86400] 86.241.39.64.in-addr.arpa domain name pointer nctaaghall13.unl.edu. [86400] 87.241.39.64.in-addr.arpa domain name pointer nctalrc-lab5.unl.edu. [86400] 88.241.39.64.in-addr.arpa domain name pointer nctadhj.unl.edu. [86400] 89.241.39.64.in-addr.arpa domain name pointer nctalrc-lab6.unl.edu. [86400] 90.241.39.64.in-addr.arpa domain name pointer nctalrc-lab10.unl.edu. [86400] 91.241.39.64.in-addr.arpa domain name pointer nctalrc-lab9.unl.edu. [86400] 92.241.39.64.in-addr.arpa domain name pointer ncta-admiss2.unl.edu. [86400] 93.241.39.64.in-addr.arpa domain name pointer nctalrc-lab7.unl.edu. [86400] 94.241.39.64.in-addr.arpa domain name pointer nctadaw.unl.edu. [86400] 95.241.39.64.in-addr.arpa domain name pointer nctamrk.unl.edu. [86400] 96.241.39.64.in-addr.arpa domain name pointer nctabrj.unl.edu. [86400] 97.241.39.64.in-addr.arpa domain name pointer nctalrclab3.unl.edu. [86400] 98.241.39.64.in-addr.arpa domain name pointer nctalrclab4.unl.edu. [86400] 99.241.39.64.in-addr.arpa domain name pointer nctalrclab5.unl.edu. [86400] 100.241.39.64.in-addr.arpa domain name pointer ncta-lrclab4350.unl.edu. Host 101.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 102.241.39.64.in-addr.arpa domain name pointer ncta-lrc-calvincolor.unl.edu. [86400] 103.241.39.64.in-addr.arpa domain name pointer ncta-stusrv832.unl.edu. Host 104.241.39.64.in-addr.arpa query failed: Connection Timed Out [86400] 105.241.39.64.in-addr.arpa domain name pointer ncta-vt6p.unl.edu. [86400] 106.241.39.64.in-addr.arpa domain name pointer pcp070536pcs.unl.edu. [86400] 107.241.39.64.in-addr.arpa domain name pointer ncta-ahsouth-4050.unl.edu. [86400] 108.241.39.64.in-addr.arpa domain name pointer ncta-lrc4050.unl.edu. [86400] 109.241.39.64.in-addr.arpa domain name pointer ncta-agbus1100.unl.edu. [86400] 110.241.39.64.in-addr.arpa domain name pointer ncta-stuaf4350.unl.edu. [86400] 111.241.39.64.in-addr.arpa domain name pointer ncta-lrc-4550c.unl.edu. [86400] 112.241.39.64.in-addr.arpa domain name pointer ncta-ltc3800.unl.edu. [86400] 113.241.39.64.in-addr.arpa domain name pointer ncta-vtkonica-7045.unl.edu. [86400] 114.241.39.64.in-addr.arpa domain name pointer ncta-library1700.unl.edu. [86400] 115.241.39.64.in-addr.arpa domain name pointer nctaedorm2100.unl.edu. [86400] 116.241.39.64.in-addr.arpa domain name pointer frontier2600n.unl.edu. [86400] 117.241.39.64.in-addr.arpa domain name pointer ncta-busoff2420.unl.edu. [86400] 118.241.39.64.in-addr.arpa domain name pointer ncta-hpplotter.unl.edu. [86400] 119.241.39.64.in-addr.arpa domain name pointer pcp070543pcs.unl.edu. [86400] 120.241.39.64.in-addr.arpa domain name pointer ncta-aghall7045.unl.edu. [86400] 121.241.39.64.in-addr.arpa domain name pointer ncta-ltc2300.unl.edu. [86400] 122.241.39.64.in-addr.arpa domain name pointer ncta-vtlab4000.unl.edu. Host 123.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [1800] 124.241.39.64.in-addr.arpa domain name pointer pcp070547pcs.unl.edu. [86400] 125.241.39.64.in-addr.arpa domain name pointer nctalrclab6.unl.edu. Host 126.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 127.241.39.64.in-addr.arpa domain name pointer nctasmjlt.unl.edu. [86400] 128.241.39.64.in-addr.arpa domain name pointer nctajlm.unl.edu. [86400] 129.241.39.64.in-addr.arpa domain name pointer nctamjh.unl.edu. [1800] 130.241.39.64.in-addr.arpa domain name pointer pcp070548pcs.unl.edu. [86400] 131.241.39.64.in-addr.arpa domain name pointer nctasmj.unl.edu. [86400] 132.241.39.64.in-addr.arpa domain name pointer nctalrclab8.unl.edu. [86400] 133.241.39.64.in-addr.arpa domain name pointer nctalrclab7.unl.edu. [86400] 134.241.39.64.in-addr.arpa domain name pointer frontieresn.unl.edu. [86400] 135.241.39.64.in-addr.arpa domain name pointer pdsmith.unl.edu. [86400] 136.241.39.64.in-addr.arpa domain name pointer nctakwk.unl.edu. [86400] 137.241.39.64.in-addr.arpa domain name pointer nctais5.unl.edu. [86400] 138.241.39.64.in-addr.arpa domain name pointer nctaaghall01.unl.edu. [86400] 139.241.39.64.in-addr.arpa domain name pointer pcp070549pcs.unl.edu. [86400] 140.241.39.64.in-addr.arpa domain name pointer pcp070550pcs.unl.edu. [86400] 141.241.39.64.in-addr.arpa domain name pointer nctamam.unl.edu. [86400] 142.241.39.64.in-addr.arpa domain name pointer nctajcp.unl.edu. [1800] 143.241.39.64.in-addr.arpa domain name pointer pcp070551pcs.unl.edu. [86400] 144.241.39.64.in-addr.arpa domain name pointer nctais4.unl.edu. [86400] 145.241.39.64.in-addr.arpa domain name pointer nctaaghall108.unl.edu. [86400] 146.241.39.64.in-addr.arpa domain name pointer nctaaghall10.unl.edu. [86400] 147.241.39.64.in-addr.arpa domain name pointer nctaaghall09.unl.edu. [86400] 148.241.39.64.in-addr.arpa domain name pointer ncta-dbailey.unl.edu. [86400] 149.241.39.64.in-addr.arpa domain name pointer nctawdorm1.unl.edu. [86400] 150.241.39.64.in-addr.arpa domain name pointer frontier-ncta-polycom.unl.edu. [86400] 151.241.39.64.in-addr.arpa domain name pointer studserv-video.unl.edu. [86400] 152.241.39.64.in-addr.arpa domain name pointer smelvin.unl.edu. [86400] 153.241.39.64.in-addr.arpa domain name pointer pcp070552pcs.unl.edu. [1800] 154.241.39.64.in-addr.arpa domain name pointer pcp070553pcs.unl.edu. [86400] 155.241.39.64.in-addr.arpa domain name pointer nctagreenhouse.unl.edu. [86400] 156.241.39.64.in-addr.arpa domain name pointer pcp070555pcs.unl.edu. [1800] 157.241.39.64.in-addr.arpa domain name pointer pcp070556pcs.unl.edu. Host 158.241.39.64.in-addr.arpa query failed: Connection Timed Out [86400] 159.241.39.64.in-addr.arpa domain name pointer nctaaghall03.unl.edu. [1800] 160.241.39.64.in-addr.arpa domain name pointer pcp070558pcs.unl.edu. [1800] 161.241.39.64.in-addr.arpa domain name pointer pcp070559pcs.unl.edu. [86400] 162.241.39.64.in-addr.arpa domain name pointer nctadorm2.unl.edu. [1800] 163.241.39.64.in-addr.arpa domain name pointer nctaaghall05.unl.edu. [86400] 164.241.39.64.in-addr.arpa domain name pointer nctaclinpath.unl.edu. [86400] 165.241.39.64.in-addr.arpa domain name pointer pcp070561pcs.unl.edu. [1800] 166.241.39.64.in-addr.arpa domain name pointer pcp070562pcs.unl.edu. [1800] 167.241.39.64.in-addr.arpa domain name pointer pcp070563pcs.unl.edu. [1800] 168.241.39.64.in-addr.arpa domain name pointer pcp070564pcs.unl.edu. [1800] 169.241.39.64.in-addr.arpa domain name pointer pcp070565pcs.unl.edu. [1800] 170.241.39.64.in-addr.arpa domain name pointer pcp070566pcs.unl.edu. [86400] 171.241.39.64.in-addr.arpa domain name pointer pcp070567pcs.unl.edu. [1800] 172.241.39.64.in-addr.arpa domain name pointer pcp070568pcs.unl.edu. Host 173.241.39.64.in-addr.arpa query failed: Connection Timed Out [1800] 174.241.39.64.in-addr.arpa domain name pointer pcp070570pcs.unl.edu. [1800] 175.241.39.64.in-addr.arpa domain name pointer pcp070571pcs.unl.edu. [1800] 176.241.39.64.in-addr.arpa domain name pointer pcp070572pcs.unl.edu. [86400] 177.241.39.64.in-addr.arpa domain name pointer pcp070573pcs.unl.edu. Host 178.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 179.241.39.64.in-addr.arpa domain name pointer pcp070574pcs.unl.edu. [1800] 180.241.39.64.in-addr.arpa domain name pointer pcp070575pcs.unl.edu. [1800] 181.241.39.64.in-addr.arpa domain name pointer pcp070576pcs.unl.edu. [1800] 182.241.39.64.in-addr.arpa domain name pointer pcp070577pcs.unl.edu. [1800] 183.241.39.64.in-addr.arpa domain name pointer pcp070578pcs.unl.edu. [1800] 184.241.39.64.in-addr.arpa domain name pointer pcp070579pcs.unl.edu. [86400] 185.241.39.64.in-addr.arpa domain name pointer pcp070580pcs.unl.edu. [86400] 186.241.39.64.in-addr.arpa domain name pointer pcp070581pcs.unl.edu. [1800] 187.241.39.64.in-addr.arpa domain name pointer pcp070582pcs.unl.edu. [86400] 188.241.39.64.in-addr.arpa domain name pointer pcp070583pcs.unl.edu. [86400] 189.241.39.64.in-addr.arpa domain name pointer pcp070584pcs.unl.edu. [86400] 190.241.39.64.in-addr.arpa domain name pointer pcp070585pcs.unl.edu. [86400] 191.241.39.64.in-addr.arpa domain name pointer pcp070586pcs.unl.edu. [1800] 192.241.39.64.in-addr.arpa domain name pointer pcp070587pcs.unl.edu. [1800] 193.241.39.64.in-addr.arpa domain name pointer pcp070588pcs.unl.edu. [1800] 194.241.39.64.in-addr.arpa domain name pointer pcp070589pcs.unl.edu. [86400] 195.241.39.64.in-addr.arpa domain name pointer nctavtlab01.unl.edu. [86400] 196.241.39.64.in-addr.arpa domain name pointer pcp070591pcs.unl.edu. [86400] 197.241.39.64.in-addr.arpa domain name pointer pcp070592pcs.unl.edu. [86400] 198.241.39.64.in-addr.arpa domain name pointer pcp070593pcs.unl.edu. [86400] 199.241.39.64.in-addr.arpa domain name pointer pcp070594pcs.unl.edu. [86400] 200.241.39.64.in-addr.arpa domain name pointer pcp070595pcs.unl.edu. [86400] 201.241.39.64.in-addr.arpa domain name pointer pcp070596pcs.unl.edu. [86400] 202.241.39.64.in-addr.arpa domain name pointer nctaglw.unl.edu. [86400] 203.241.39.64.in-addr.arpa domain name pointer nctaclass01.unl.edu. [86400] 204.241.39.64.in-addr.arpa domain name pointer nctaisprint.unl.edu. [86400] 205.241.39.64.in-addr.arpa domain name pointer nctacdf.unl.edu. [86400] 206.241.39.64.in-addr.arpa domain name pointer bowmasterlap.unl.edu. [86400] 207.241.39.64.in-addr.arpa domain name pointer pcp070597pcs.unl.edu. [86400] 208.241.39.64.in-addr.arpa domain name pointer pcp070598pcs.unl.edu. [86400] 209.241.39.64.in-addr.arpa domain name pointer pcp070599pcs.unl.edu. [86400] 210.241.39.64.in-addr.arpa domain name pointer pcp070600pcs.unl.edu. [86400] 211.241.39.64.in-addr.arpa domain name pointer pcp070601pcs.unl.edu. [86400] 212.241.39.64.in-addr.arpa domain name pointer pcp070602pcs.unl.edu. [86400] 213.241.39.64.in-addr.arpa domain name pointer pcp070603pcs.unl.edu. [86400] 214.241.39.64.in-addr.arpa domain name pointer pcp070604pcs.unl.edu. [86400] 215.241.39.64.in-addr.arpa domain name pointer pcp070605pcs.unl.edu. [86400] 216.241.39.64.in-addr.arpa domain name pointer pcp070606pcs.unl.edu. [86400] 217.241.39.64.in-addr.arpa domain name pointer pcp070607pcs.unl.edu. [86400] 218.241.39.64.in-addr.arpa domain name pointer pcp070608pcs.unl.edu. [86400] 219.241.39.64.in-addr.arpa domain name pointer pcp070609pcs.unl.edu. [86400] 220.241.39.64.in-addr.arpa domain name pointer pcp070610pcs.unl.edu. [86400] 221.241.39.64.in-addr.arpa domain name pointer cat29-nctaaghall101.unl.edu. [86400] 222.241.39.64.in-addr.arpa domain name pointer cat29-nctalrc101.unl.edu. [86400] 223.241.39.64.in-addr.arpa domain name pointer cat29-nctavet101.unl.edu. [86400] 224.241.39.64.in-addr.arpa domain name pointer cat29-nctaltc101.unl.edu. [86400] 225.241.39.64.in-addr.arpa domain name pointer cat29-nctadairy101.unl.edu. [86400] 226.241.39.64.in-addr.arpa domain name pointer cat29-nctamech101.unl.edu. [86400] 227.241.39.64.in-addr.arpa domain name pointer cat29-nctagh101.unl.edu. [86400] 228.241.39.64.in-addr.arpa domain name pointer cat29-nctaedorm.unl.edu. [86400] 229.241.39.64.in-addr.arpa domain name pointer cat29-nctawdorm.unl.edu. Host 230.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 231.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 232.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 233.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 234.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 235.241.39.64.in-addr.arpa domain name pointer is-nctaups1.unl.edu. [86400] 236.241.39.64.in-addr.arpa domain name pointer is-nctaups2.unl.edu. [86400] 237.241.39.64.in-addr.arpa domain name pointer ap12-aghall3rd.unl.edu. [86400] 238.241.39.64.in-addr.arpa domain name pointer ap12-vatech129.unl.edu. [86400] 239.241.39.64.in-addr.arpa domain name pointer ap12-lrc104.unl.edu. [86400] 240.241.39.64.in-addr.arpa domain name pointer ap12-nctaedorm.unl.edu. Host 241.241.39.64.in-addr.arpa query failed: Connection Timed Out [86400] 242.241.39.64.in-addr.arpa domain name pointer ap12-nctaltc.unl.edu. Host 243.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 244.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 245.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 246.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 247.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 248.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 249.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 250.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 251.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 252.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) Host 253.241.39.64.in-addr.arpa not found: 3(NXDOMAIN) [86400] 254.241.39.64.in-addr.arpa domain name pointer curtisrouter.unl.edu. Host 255.241.39.64.in-addr.arpa not found: 3(NXDOMAIN)