[0] 0.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 1.150.138.128.in-addr.arpa. domain name pointer engr-gw-math.colorado.edu
[0] 2.150.138.128.in-addr.arpa.: domain name does not exist
[0] 3.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 4.150.138.128.in-addr.arpa. domain name pointer siegel.colorado.edu
[21600] 5.150.138.128.in-addr.arpa. domain name pointer math150-5.colorado.edu
[0] 6.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 7.150.138.128.in-addr.arpa. domain name pointer cpi-math-217-pt1.colorado.edu
[21600] 8.150.138.128.in-addr.arpa. domain name pointer cpi-math-1fl-pt1.colorado.edu
[21600] 9.150.138.128.in-addr.arpa. domain name pointer euclid-switch.colorado.edu
[21600] 10.150.138.128.in-addr.arpa. domain name pointer mrmr.colorado.edu
[21600] 11.150.138.128.in-addr.arpa. domain name pointer softcell.colorado.edu
[21600] 12.150.138.128.in-addr.arpa. domain name pointer math150-12.colorado.edu
[21600] 13.150.138.128.in-addr.arpa. domain name pointer cookie.colorado.edu
[21600] 14.150.138.128.in-addr.arpa. domain name pointer reo.colorado.edu
[21600] 15.150.138.128.in-addr.arpa. domain name pointer euclid.colorado.edu
[21600] 16.150.138.128.in-addr.arpa. domain name pointer cclub.colorado.edu
[21600] 17.150.138.128.in-addr.arpa. domain name pointer journey.colorado.edu
[21600] 18.150.138.128.in-addr.arpa. domain name pointer math14.colorado.edu
[21600] 19.150.138.128.in-addr.arpa. domain name pointer mathlab1.colorado.edu
[21600] 20.150.138.128.in-addr.arpa. domain name pointer math217pc20.colorado.edu
[21600] 21.150.138.128.in-addr.arpa. domain name pointer math217pc21.colorado.edu
[21600] 22.150.138.128.in-addr.arpa. domain name pointer math217pc22.colorado.edu
[21600] 23.150.138.128.in-addr.arpa. domain name pointer math217pc23.colorado.edu
[21600] 24.150.138.128.in-addr.arpa. domain name pointer math217pc24.colorado.edu
[21600] 25.150.138.128.in-addr.arpa. domain name pointer math217pc25.colorado.edu
[21600] 26.150.138.128.in-addr.arpa. domain name pointer math217pc26.colorado.edu
[21600] 27.150.138.128.in-addr.arpa. domain name pointer math217pc27.colorado.edu
[21600] 28.150.138.128.in-addr.arpa. domain name pointer math217pc28.colorado.edu
[21600] 29.150.138.128.in-addr.arpa. domain name pointer math217pc29.colorado.edu
[21600] 30.150.138.128.in-addr.arpa. domain name pointer math217pc30.colorado.edu
[21600] 31.150.138.128.in-addr.arpa. domain name pointer math217pc31.colorado.edu
[21600] 32.150.138.128.in-addr.arpa. domain name pointer pellis.colorado.edu
[21600] 33.150.138.128.in-addr.arpa. domain name pointer macrae.colorado.edu
[21600] 34.150.138.128.in-addr.arpa. domain name pointer bigdog.colorado.edu
[21600] 35.150.138.128.in-addr.arpa. domain name pointer modpc2.colorado.edu
[21600] 36.150.138.128.in-addr.arpa. domain name pointer eclub.colorado.edu
[21600] 37.150.138.128.in-addr.arpa. domain name pointer math150-37.colorado.edu
[21600] 38.150.138.128.in-addr.arpa. domain name pointer abba.colorado.edu
[21600] 39.150.138.128.in-addr.arpa. domain name pointer math15.colorado.edu
[21600] 40.150.138.128.in-addr.arpa. domain name pointer homegod.colorado.edu
[21600] 41.150.138.128.in-addr.arpa. domain name pointer math17.colorado.edu
[21600] 42.150.138.128.in-addr.arpa. domain name pointer greenprinter.colorado.edu
[21600] 43.150.138.128.in-addr.arpa. domain name pointer gustafs.colorado.edu
[21600] 44.150.138.128.in-addr.arpa. domain name pointer olympus.colorado.edu
[21600] 45.150.138.128.in-addr.arpa. domain name pointer math21.colorado.edu
[21600] 46.150.138.128.in-addr.arpa. domain name pointer jhcw.colorado.edu
[21600] 47.150.138.128.in-addr.arpa. domain name pointer blacklabs.colorado.edu
[21600] 48.150.138.128.in-addr.arpa. domain name pointer bolyai.colorado.edu
[21600] 49.150.138.128.in-addr.arpa. domain name pointer coxeter.colorado.edu
[21600] 50.150.138.128.in-addr.arpa. domain name pointer jake.colorado.edu
[21600] 51.150.138.128.in-addr.arpa. domain name pointer math27.colorado.edu
[21600] 52.150.138.128.in-addr.arpa. domain name pointer devo.colorado.edu
[21600] 53.150.138.128.in-addr.arpa. domain name pointer clown.colorado.edu
[21600] 54.150.138.128.in-addr.arpa. domain name pointer math150-54.colorado.edu
[21600] 55.150.138.128.in-addr.arpa. domain name pointer math41.colorado.edu
[21600] 56.150.138.128.in-addr.arpa. domain name pointer math150-56.colorado.edu
[21600] 57.150.138.128.in-addr.arpa. domain name pointer depechemode.colorado.edu
[21600] 58.150.138.128.in-addr.arpa. domain name pointer shambhala.colorado.edu
[21600] 59.150.138.128.in-addr.arpa. domain name pointer math-100.colorado.edu
[21600] 60.150.138.128.in-addr.arpa. domain name pointer cpi-eccr-ttr-prs1.colorado.edu
[21600] 61.150.138.128.in-addr.arpa. domain name pointer digital2.colorado.edu
[21600] 62.150.138.128.in-addr.arpa. domain name pointer dedekind.colorado.edu
[21600] 63.150.138.128.in-addr.arpa. domain name pointer math100-1.colorado.edu
[21600] 64.150.138.128.in-addr.arpa. domain name pointer math36.colorado.edu
[21600] 65.150.138.128.in-addr.arpa. domain name pointer nixon.colorado.edu
[21600] 66.150.138.128.in-addr.arpa. domain name pointer old-x-lorax.colorado.edu
[21600] 67.150.138.128.in-addr.arpa. domain name pointer zeuthen.colorado.edu
[21600] 68.150.138.128.in-addr.arpa. domain name pointer math38.colorado.edu
[21600] 69.150.138.128.in-addr.arpa. domain name pointer sonya.colorado.edu
[21600] 70.150.138.128.in-addr.arpa. domain name pointer eng11-194997.colorado.edu
[21600] 71.150.138.128.in-addr.arpa. domain name pointer eng12-195044.colorado.edu
[21600] 72.150.138.128.in-addr.arpa. domain name pointer eng13-195059.colorado.edu
[21600] 73.150.138.128.in-addr.arpa. domain name pointer eng14-195020.colorado.edu
[21600] 74.150.138.128.in-addr.arpa. domain name pointer math43.colorado.edu
[21600] 75.150.138.128.in-addr.arpa. domain name pointer math44.colorado.edu
[21600] 76.150.138.128.in-addr.arpa. domain name pointer onlinetutor.colorado.edu
[21600] 77.150.138.128.in-addr.arpa. domain name pointer math46.colorado.edu
[21600] 78.150.138.128.in-addr.arpa. domain name pointer cpi-math-217-prs1.colorado.edu
[21600] 79.150.138.128.in-addr.arpa. domain name pointer cpi-math-lib-prs1.colorado.edu
[21600] 80.150.138.128.in-addr.arpa. domain name pointer helpwaggon.colorado.edu
[21600] 81.150.138.128.in-addr.arpa. domain name pointer mathlp3.colorado.edu
[21600] 82.150.138.128.in-addr.arpa. domain name pointer mathchair.colorado.edu
[21600] 83.150.138.128.in-addr.arpa. domain name pointer shivling.colorado.edu
[21600] 84.150.138.128.in-addr.arpa. domain name pointer miles.colorado.edu
[21600] 85.150.138.128.in-addr.arpa. domain name pointer engref-194887.lib.ad.colorado.edu
[21600] 86.150.138.128.in-addr.arpa. domain name pointer engcirc2-198236.lib.ad.colorado.edu
[21600] 87.150.138.128.in-addr.arpa. domain name pointer eng08-195006.lib.ad.colorado.edu
[21600] 88.150.138.128.in-addr.arpa. domain name pointer eng06-195009.lib.ad.colorado.edu
[21600] 89.150.138.128.in-addr.arpa. domain name pointer engstdt-190130.lib.ad.colorado.edu
[21600] 90.150.138.128.in-addr.arpa. domain name pointer eng16-195004.lib.ad.colorado.edu
[21600] 91.150.138.128.in-addr.arpa. domain name pointer eng07-194996.lib.ad.colorado.edu
[21600] 92.150.138.128.in-addr.arpa. domain name pointer stanhope.colorado.edu
[21600] 93.150.138.128.in-addr.arpa. domain name pointer bourbaki.colorado.edu
[21600] 94.150.138.128.in-addr.arpa. domain name pointer mds.colorado.edu
[21600] 95.150.138.128.in-addr.arpa. domain name pointer engcirc1-198235.lib.ad.colorado.edu
[21600] 96.150.138.128.in-addr.arpa. domain name pointer dogbone.colorado.edu
[21600] 97.150.138.128.in-addr.arpa. domain name pointer kent-194834.lib.ad.colorado.edu
[21600] 98.150.138.128.in-addr.arpa. domain name pointer warta-194874.lib.ad.colorado.edu
[21600] 99.150.138.128.in-addr.arpa. domain name pointer mccollum-189843.lib.ad.colorado.edu
[21600] 100.150.138.128.in-addr.arpa. domain name pointer math100.colorado.edu
[21600] 101.150.138.128.in-addr.arpa. domain name pointer maloney-198202.lib.ad.colorado.edu
[21600] 102.150.138.128.in-addr.arpa. domain name pointer jobe-195087.lib.ad.colorado.edu
[21600] 103.150.138.128.in-addr.arpa. domain name pointer neworder.colorado.edu
[21600] 104.150.138.128.in-addr.arpa. domain name pointer manessj-198347.lib.ad.colorado.edu
[21600] 105.150.138.128.in-addr.arpa. domain name pointer eng15-195019.lib.ad.colorado.edu
[21600] 106.150.138.128.in-addr.arpa. domain name pointer math106.colorado.edu
[21600] 107.150.138.128.in-addr.arpa. domain name pointer math150-107.colorado.edu
[21600] 108.150.138.128.in-addr.arpa. domain name pointer engcirc3-198237.lib.ad.colorado.edu
[21600] 109.150.138.128.in-addr.arpa. domain name pointer old-euclid.colorado.edu
[21600] 110.150.138.128.in-addr.arpa. domain name pointer gradlab1.colorado.edu
[21600] 111.150.138.128.in-addr.arpa. domain name pointer timmy.colorado.edu
[0] 112.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 113.150.138.128.in-addr.arpa. domain name pointer math150-113.colorado.edu
[21600] 114.150.138.128.in-addr.arpa. domain name pointer www-math.colorado.edu
[21600] 115.150.138.128.in-addr.arpa. domain name pointer mathlp.colorado.edu
[21600] 116.150.138.128.in-addr.arpa. domain name pointer mathlj2.colorado.edu
[21600] 117.150.138.128.in-addr.arpa. domain name pointer eudoxus.colorado.edu
[21600] 118.150.138.128.in-addr.arpa. domain name pointer umaplp.colorado.edu
[21600] 119.150.138.128.in-addr.arpa. domain name pointer mathcolor.colorado.edu
[0] 120.150.138.128.in-addr.arpa.: domain name does not exist
[0] 121.150.138.128.in-addr.arpa.: domain name does not exist
[0] 122.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 123.150.138.128.in-addr.arpa. domain name pointer ramsay.colorado.edu
[21600] 124.150.138.128.in-addr.arpa. domain name pointer woolw.colorado.edu
[21600] 125.150.138.128.in-addr.arpa. domain name pointer meymaris.colorado.edu
[21600] 126.150.138.128.in-addr.arpa. domain name pointer engconf-198298.colorado.edu
[21600] 127.150.138.128.in-addr.arpa. domain name pointer monkd.colorado.edu
[0] 128.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 129.150.138.128.in-addr.arpa. domain name pointer webere.colorado.edu
[21600] 130.150.138.128.in-addr.arpa. domain name pointer walter.colorado.edu
[21600] 131.150.138.128.in-addr.arpa. domain name pointer testppp.colorado.edu
[21600] 132.150.138.128.in-addr.arpa. domain name pointer holley.colorado.edu
[21600] 133.150.138.128.in-addr.arpa. domain name pointer engproj2-186238.lib.ad.colorado.edu
[21600] 134.150.138.128.in-addr.arpa. domain name pointer taco.colorado.edu
[21600] 135.150.138.128.in-addr.arpa. domain name pointer math135.colorado.edu
[0] 136.150.138.128.in-addr.arpa.: domain name does not exist
[0] 137.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 138.150.138.128.in-addr.arpa. domain name pointer math217-server.colorado.edu
[21600] 139.150.138.128.in-addr.arpa. domain name pointer asia.colorado.edu
[0] 140.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 141.150.138.128.in-addr.arpa. domain name pointer zada.colorado.edu
[21600] 142.150.138.128.in-addr.arpa. domain name pointer zeeman.colorado.edu
[21600] 143.150.138.128.in-addr.arpa. domain name pointer zermelo.colorado.edu
[21600] 144.150.138.128.in-addr.arpa. domain name pointer zorn.colorado.edu
[0] 145.150.138.128.in-addr.arpa.: domain name does not exist
[0] 146.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 147.150.138.128.in-addr.arpa. domain name pointer zuse.colorado.edu
[21600] 148.150.138.128.in-addr.arpa. domain name pointer engproj2-190120.colorado.edu
[21600] 149.150.138.128.in-addr.arpa. domain name pointer madonna.colorado.edu
[0] 150.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 151.150.138.128.in-addr.arpa. domain name pointer dws.colorado.edu
[21600] 152.150.138.128.in-addr.arpa. domain name pointer math150-152.colorado.edu
[0] 153.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 154.150.138.128.in-addr.arpa. domain name pointer elwood.colorado.edu
[21600] 155.150.138.128.in-addr.arpa. domain name pointer schmidt.colorado.edu
[21600] 156.150.138.128.in-addr.arpa. domain name pointer jnc.colorado.edu
[21600] 157.150.138.128.in-addr.arpa. domain name pointer daardema.colorado.edu
[0] 158.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 159.150.138.128.in-addr.arpa. domain name pointer x-lorax.colorado.edu
[21600] 160.150.138.128.in-addr.arpa. domain name pointer wtaylor.colorado.edu
[0] 161.150.138.128.in-addr.arpa.: domain name does not exist
[0] 162.150.138.128.in-addr.arpa.: domain name does not exist
[0] 163.150.138.128.in-addr.arpa.: domain name does not exist
[0] 164.150.138.128.in-addr.arpa.: domain name does not exist
[0] 165.150.138.128.in-addr.arpa.: domain name does not exist
[0] 166.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 167.150.138.128.in-addr.arpa. domain name pointer wham.colorado.edu
[0] 168.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 169.150.138.128.in-addr.arpa. domain name pointer omd.colorado.edu
[21600] 170.150.138.128.in-addr.arpa. domain name pointer sade.colorado.edu
[21600] 171.150.138.128.in-addr.arpa. domain name pointer gogos.colorado.edu
[21600] 172.150.138.128.in-addr.arpa. domain name pointer nena.colorado.edu
[21600] 173.150.138.128.in-addr.arpa. domain name pointer mathadvisor.colorado.edu
[0] 174.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 175.150.138.128.in-addr.arpa. domain name pointer automorph.colorado.edu
[21600] 176.150.138.128.in-addr.arpa. domain name pointer math150-176.colorado.edu
[21600] 177.150.138.128.in-addr.arpa. domain name pointer math150-177.colorado.edu
[21600] 178.150.138.128.in-addr.arpa. domain name pointer math150-178.colorado.edu
[0] 179.150.138.128.in-addr.arpa.: domain name does not exist
[0] 180.150.138.128.in-addr.arpa.: domain name does not exist
[0] 181.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 182.150.138.128.in-addr.arpa. domain name pointer eng02-195023.lib.ad.colorado.edu
[21600] 183.150.138.128.in-addr.arpa. domain name pointer eng01-195063.lib.ad.colorado.edu
[21600] 184.150.138.128.in-addr.arpa. domain name pointer eng05-195008.lib.ad.colorado.edu
[21600] 185.150.138.128.in-addr.arpa. domain name pointer eng04-195054.lib.ad.colorado.edu
[21600] 186.150.138.128.in-addr.arpa. domain name pointer eng03-195013.lib.ad.colorado.edu
[21600] 187.150.138.128.in-addr.arpa. domain name pointer eng09-195000.lib.ad.colorado.edu
[21600] 188.150.138.128.in-addr.arpa. domain name pointer math150-188.colorado.edu
[21600] 189.150.138.128.in-addr.arpa. domain name pointer math150-189-dhcp.colorado.edu
[21600] 190.150.138.128.in-addr.arpa. domain name pointer math150-190-dhcp.colorado.edu
[21600] 191.150.138.128.in-addr.arpa. domain name pointer math150-191-dhcp.colorado.edu
[21600] 192.150.138.128.in-addr.arpa. domain name pointer math150-192-dhcp.colorado.edu
[21600] 193.150.138.128.in-addr.arpa. domain name pointer math150-193-dhcp.colorado.edu
[21600] 194.150.138.128.in-addr.arpa. domain name pointer math150-194-dhcp.colorado.edu
[21600] 195.150.138.128.in-addr.arpa. domain name pointer math150-195-dhcp.colorado.edu
[21600] 196.150.138.128.in-addr.arpa. domain name pointer math150-196-dhcp.colorado.edu
[21600] 197.150.138.128.in-addr.arpa. domain name pointer math150-197-dhcp.colorado.edu
[21600] 198.150.138.128.in-addr.arpa. domain name pointer math150-198-dhcp.colorado.edu
[21600] 199.150.138.128.in-addr.arpa. domain name pointer math150-199-dhcp.colorado.edu
[21600] 200.150.138.128.in-addr.arpa. domain name pointer math150-200-dhcp.colorado.edu
[21600] 201.150.138.128.in-addr.arpa. domain name pointer math150-201-dhcp.colorado.edu
[21600] 202.150.138.128.in-addr.arpa. domain name pointer math150-202-dhcp.colorado.edu
[21600] 203.150.138.128.in-addr.arpa. domain name pointer math150-203-dhcp.colorado.edu
[21600] 204.150.138.128.in-addr.arpa. domain name pointer math150-204-dhcp.colorado.edu
[21600] 205.150.138.128.in-addr.arpa. domain name pointer math150-205-dhcp.colorado.edu
[21600] 206.150.138.128.in-addr.arpa. domain name pointer math150-206-dhcp.colorado.edu
[21600] 207.150.138.128.in-addr.arpa. domain name pointer math150-207-dhcp.colorado.edu
[21600] 208.150.138.128.in-addr.arpa. domain name pointer math150-208-dhcp.colorado.edu
[21600] 209.150.138.128.in-addr.arpa. domain name pointer math150-209-dhcp.colorado.edu
[21600] 210.150.138.128.in-addr.arpa. domain name pointer math150-210-dhcp.colorado.edu
[21600] 211.150.138.128.in-addr.arpa. domain name pointer math150-211-dhcp.colorado.edu
[21600] 212.150.138.128.in-addr.arpa. domain name pointer math150-212-dhcp.colorado.edu
[21600] 213.150.138.128.in-addr.arpa. domain name pointer math150-213-dhcp.colorado.edu
[21600] 214.150.138.128.in-addr.arpa. domain name pointer math150-214-dhcp.colorado.edu
[21600] 215.150.138.128.in-addr.arpa. domain name pointer math150-215-dhcp.colorado.edu
[21600] 216.150.138.128.in-addr.arpa. domain name pointer math150-216-dhcp.colorado.edu
[21600] 217.150.138.128.in-addr.arpa. domain name pointer math150-217-dhcp.colorado.edu
[21600] 218.150.138.128.in-addr.arpa. domain name pointer math150-218-dhcp.colorado.edu
[21600] 219.150.138.128.in-addr.arpa. domain name pointer math150-219-dhcp.colorado.edu
[0] 220.150.138.128.in-addr.arpa.: domain name does not exist
[21600] 221.150.138.128.in-addr.arpa. domain name pointer math150-221-dhcp.colorado.edu
[21600] 222.150.138.128.in-addr.arpa. domain name pointer math150-222-dhcp.colorado.edu
[21600] 223.150.138.128.in-addr.arpa. domain name pointer math150-223-dhcp.colorado.edu
[21600] 224.150.138.128.in-addr.arpa. domain name pointer math150-224-dhcp.colorado.edu
[21600] 225.150.138.128.in-addr.arpa. domain name pointer math150-225-dhcp.colorado.edu
[21600] 226.150.138.128.in-addr.arpa. domain name pointer math150-226-dhcp.colorado.edu
[21600] 227.150.138.128.in-addr.arpa. domain name pointer math150-227-dhcp.colorado.edu
[21600] 228.150.138.128.in-addr.arpa. domain name pointer math150-228-dhcp.colorado.edu
[21600] 229.150.138.128.in-addr.arpa. domain name pointer math150-229-dhcp.colorado.edu
[21600] 230.150.138.128.in-addr.arpa. domain name pointer math150-230-dhcp.colorado.edu
[21600] 231.150.138.128.in-addr.arpa. domain name pointer math150-231-dhcp.colorado.edu
[21600] 232.150.138.128.in-addr.arpa. domain name pointer math150-232-dhcp.colorado.edu
[21600] 233.150.138.128.in-addr.arpa. domain name pointer math150-233-dhcp.colorado.edu
[21600] 234.150.138.128.in-addr.arpa. domain name pointer math150-234-dhcp.colorado.edu
[21600] 235.150.138.128.in-addr.arpa. domain name pointer math150-235-dhcp.colorado.edu
[21600] 236.150.138.128.in-addr.arpa. domain name pointer math150-236-dhcp.colorado.edu
[21600] 237.150.138.128.in-addr.arpa. domain name pointer math150-237-dhcp.colorado.edu
[21600] 238.150.138.128.in-addr.arpa. domain name pointer math150-238-dhcp.colorado.edu
[21600] 239.150.138.128.in-addr.arpa. domain name pointer math150-239-dhcp.colorado.edu
[21600] 240.150.138.128.in-addr.arpa. domain name pointer math150-240-dhcp.colorado.edu
[21600] 241.150.138.128.in-addr.arpa. domain name pointer math150-241-dhcp.colorado.edu
[21600] 242.150.138.128.in-addr.arpa. domain name pointer math150-242-dhcp.colorado.edu
[21600] 243.150.138.128.in-addr.arpa. domain name pointer math150-243-dhcp.colorado.edu
[21600] 244.150.138.128.in-addr.arpa. domain name pointer math150-244-dhcp.colorado.edu
[21600] 245.150.138.128.in-addr.arpa. domain name pointer math150-245-dhcp.colorado.edu
[21600] 246.150.138.128.in-addr.arpa. domain name pointer math150-246-dhcp.colorado.edu
[21600] 247.150.138.128.in-addr.arpa. domain name pointer math150-247-dhcp.colorado.edu
[21600] 248.150.138.128.in-addr.arpa. domain name pointer math150-248-dhcp.colorado.edu
[21600] 249.150.138.128.in-addr.arpa. domain name pointer math150-249-dhcp.colorado.edu
[21600] 250.150.138.128.in-addr.arpa. domain name pointer math150-250-dhcp.colorado.edu
[21600] 251.150.138.128.in-addr.arpa. domain name pointer math150-251-dhcp.colorado.edu
[21600] 252.150.138.128.in-addr.arpa. domain name pointer math150-252-dhcp.colorado.edu
[21600] 253.150.138.128.in-addr.arpa. domain name pointer math150-253-dhcp.colorado.edu
[21600] 254.150.138.128.in-addr.arpa. domain name pointer math150-254-dhcp.colorado.edu
[0] 255.150.138.128.in-addr.arpa.: domain name does not exist