Host 0.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 1.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 2.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 3.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 4.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 5.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 6.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 7.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 8.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 9.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)
10.154.59.128.in-addr.arpa domain name pointer micronettwr01.cul.columbia.edu.
11.154.59.128.in-addr.arpa domain name pointer butler200cnet01.atg.columbia.edu.
12.154.59.128.in-addr.arpa domain name pointer butler200cnet02.atg.columbia.edu.
13.154.59.128.in-addr.arpa domain name pointer butler200cnet03.atg.columbia.edu.
14.154.59.128.in-addr.arpa domain name pointer butler200cnet04.atg.columbia.edu.
15.154.59.128.in-addr.arpa domain name pointer butler209cnet01.atg.columbia.edu.
16.154.59.128.in-addr.arpa domain name pointer butler209cnet02.atg.columbia.edu.
17.154.59.128.in-addr.arpa domain name pointer butler209cnet03.atg.columbia.edu.
18.154.59.128.in-addr.arpa domain name pointer butler209cnet04.atg.columbia.edu.
19.154.59.128.in-addr.arpa domain name pointer butler209cnet05.atg.columbia.edu.
20.154.59.128.in-addr.arpa domain name pointer butler209cnet06.atg.columbia.edu.
21.154.59.128.in-addr.arpa domain name pointer butler209cnet07.atg.columbia.edu.
22.154.59.128.in-addr.arpa domain name pointer butler209cnet08.atg.columbia.edu.
23.154.59.128.in-addr.arpa domain name pointer butler209cnet09.atg.columbia.edu.
24.154.59.128.in-addr.arpa domain name pointer butler209cnet10.atg.columbia.edu.
25.154.59.128.in-addr.arpa domain name pointer butler209cnet11.atg.columbia.edu.
26.154.59.128.in-addr.arpa domain name pointer butler209cnet12.atg.columbia.edu.
27.154.59.128.in-addr.arpa domain name pointer butler209cnet13.atg.columbia.edu.
28.154.59.128.in-addr.arpa domain name pointer vyv.ccnmtl.columbia.edu.
29.154.59.128.in-addr.arpa domain name pointer mosbu5a7.cul.columbia.edu.
30.154.59.128.in-addr.arpa domain name pointer xnoybis.ccnmtl.columbia.edu.
31.154.59.128.in-addr.arpa domain name pointer extnay.ccnmtl.columbia.edu.
32.154.59.128.in-addr.arpa domain name pointer video-gerard.ccnmtl.columbia.edu.
33.154.59.128.in-addr.arpa domain name pointer specdl01.cul.columbia.edu.
34.154.59.128.in-addr.arpa domain name pointer tswbu1a4.cul.columbia.edu.
35.154.59.128.in-addr.arpa domain name pointer tswbu1a3.cul.columbia.edu.
36.154.59.128.in-addr.arpa domain name pointer tswbu1a2.cul.columbia.edu.
37.154.59.128.in-addr.arpa domain name pointer tswbu1a6.cul.columbia.edu.
38.154.59.128.in-addr.arpa domain name pointer tswbu1cc.cul.columbia.edu.
39.154.59.128.in-addr.arpa domain name pointer tswbu2a2.cul.columbia.edu.
40.154.59.128.in-addr.arpa domain name pointer mosbu2a3.cul.columbia.edu.
41.154.59.128.in-addr.arpa domain name pointer rwsbu2a2.cul.columbia.edu.
42.154.59.128.in-addr.arpa domain name pointer hume.sociology.columbia.edu.
43.154.59.128.in-addr.arpa domain name pointer mosbu5a1.cul.columbia.edu.
44.154.59.128.in-addr.arpa domain name pointer ccts.cul.columbia.edu.
45.154.59.128.in-addr.arpa domain name pointer gatekeeper-acis.net.columbia.edu.
46.154.59.128.in-addr.arpa domain name pointer musashi.cc.columbia.edu.
47.154.59.128.in-addr.arpa domain name pointer tswbu1aa.cul.columbia.edu.
48.154.59.128.in-addr.arpa domain name pointer tswbu1ab.cul.columbia.edu.
49.154.59.128.in-addr.arpa domain name pointer tswbu1ac.cul.columbia.edu.
50.154.59.128.in-addr.arpa domain name pointer tswbu1ad.cul.columbia.edu.
51.154.59.128.in-addr.arpa domain name pointer tswbu1ae.cul.columbia.edu.
52.154.59.128.in-addr.arpa domain name pointer tswbu1af.cul.columbia.edu.
53.154.59.128.in-addr.arpa domain name pointer etscolorprt.cul.columbia.edu.
54.154.59.128.in-addr.arpa domain name pointer tswbu1ah.cul.columbia.edu.
55.154.59.128.in-addr.arpa domain name pointer tswbu1ai.cul.columbia.edu.
56.154.59.128.in-addr.arpa domain name pointer tswbu1aj.cul.columbia.edu.
57.154.59.128.in-addr.arpa domain name pointer tswbu1ak.cul.columbia.edu.
58.154.59.128.in-addr.arpa domain name pointer tswbu1al.cul.columbia.edu.
59.154.59.128.in-addr.arpa domain name pointer tswbu1am.cul.columbia.edu.
60.154.59.128.in-addr.arpa domain name pointer tswbu1an.cul.columbia.edu.
61.154.59.128.in-addr.arpa domain name pointer tswbu1ao.cul.columbia.edu.
62.154.59.128.in-addr.arpa domain name pointer tswbu1ap.cul.columbia.edu.
63.154.59.128.in-addr.arpa domain name pointer netprint11.cc.columbia.edu.
64.154.59.128.in-addr.arpa domain name pointer tswbu1ar.cul.columbia.edu.
65.154.59.128.in-addr.arpa domain name pointer tswbu1as.cul.columbia.edu.
66.154.59.128.in-addr.arpa domain name pointer rwsbu2a3.cul.columbia.edu.
67.154.59.128.in-addr.arpa domain name pointer tswbu1au.cul.columbia.edu.
68.154.59.128.in-addr.arpa domain name pointer tswbu1av.cul.columbia.edu.
69.154.59.128.in-addr.arpa domain name pointer tswbu1aw.cul.columbia.edu.
70.154.59.128.in-addr.arpa domain name pointer tswbu1ax.cul.columbia.edu.
71.154.59.128.in-addr.arpa domain name pointer tswbu1ay.cul.columbia.edu.
72.154.59.128.in-addr.arpa domain name pointer mosis2000.cc.columbia.edu.
73.154.59.128.in-addr.arpa domain name pointer tswbu1az.cul.columbia.edu.
74.154.59.128.in-addr.arpa domain name pointer tswbu1b1.cul.columbia.edu.
75.154.59.128.in-addr.arpa domain name pointer tswbu1b2.cul.columbia.edu.
76.154.59.128.in-addr.arpa domain name pointer tswbu1b3.cul.columbia.edu.
77.154.59.128.in-addr.arpa domain name pointer tswbu1b4.cul.columbia.edu.
78.154.59.128.in-addr.arpa domain name pointer tswbu1b5.cul.columbia.edu.
79.154.59.128.in-addr.arpa domain name pointer tswbu1b6.cul.columbia.edu.
80.154.59.128.in-addr.arpa domain name pointer mosbu5a2.cul.columbia.edu.
81.154.59.128.in-addr.arpa domain name pointer tswbu1a9.cul.columbia.edu.
82.154.59.128.in-addr.arpa domain name pointer tswbu1b8.cul.columbia.edu.
83.154.59.128.in-addr.arpa domain name pointer tswbu1b9.cul.columbia.edu.
84.154.59.128.in-addr.arpa domain name pointer mosofjrh.cul.columbia.edu.
85.154.59.128.in-addr.arpa domain name pointer rwsbu2a4.cul.columbia.edu.
86.154.59.128.in-addr.arpa domain name pointer tswbu1bj.cul.columbia.edu.
87.154.59.128.in-addr.arpa domain name pointer tswbu1bi.cul.columbia.edu.
88.154.59.128.in-addr.arpa domain name pointer tswbu1bh.cul.columbia.edu.
89.154.59.128.in-addr.arpa domain name pointer tswbu1bg.cul.columbia.edu.
90.154.59.128.in-addr.arpa domain name pointer tswbu1bf.cul.columbia.edu.
91.154.59.128.in-addr.arpa domain name pointer tswbu1be.cul.columbia.edu.
92.154.59.128.in-addr.arpa domain name pointer tswbu1bd.cul.columbia.edu.
93.154.59.128.in-addr.arpa domain name pointer tswbu1bc.cul.columbia.edu.
94.154.59.128.in-addr.arpa domain name pointer tswbu1bl.cul.columbia.edu.
95.154.59.128.in-addr.arpa domain name pointer tswbu1bm.cul.columbia.edu.
96.154.59.128.in-addr.arpa domain name pointer tswbu1bn.cul.columbia.edu.
97.154.59.128.in-addr.arpa domain name pointer tswbu1bo.cul.columbia.edu.
98.154.59.128.in-addr.arpa domain name pointer tswbu1bp.cul.columbia.edu.
99.154.59.128.in-addr.arpa domain name pointer tswbu1bq.cul.columbia.edu.
100.154.59.128.in-addr.arpa domain name pointer tswbu1br.cul.columbia.edu.
101.154.59.128.in-addr.arpa domain name pointer tswbu1bs.cul.columbia.edu.
102.154.59.128.in-addr.arpa domain name pointer tswbu1bt.cul.columbia.edu.
103.154.59.128.in-addr.arpa domain name pointer tswbu1bu.cul.columbia.edu.
104.154.59.128.in-addr.arpa domain name pointer tswbu1bv.cul.columbia.edu.
105.154.59.128.in-addr.arpa domain name pointer tswbu1bw.cul.columbia.edu.
106.154.59.128.in-addr.arpa domain name pointer tswbu1bx.cul.columbia.edu.
107.154.59.128.in-addr.arpa domain name pointer tswbu1by.cul.columbia.edu.
108.154.59.128.in-addr.arpa domain name pointer tswbu1bz.cul.columbia.edu.
109.154.59.128.in-addr.arpa domain name pointer tswbu1c1.cul.columbia.edu.
110.154.59.128.in-addr.arpa domain name pointer tswbu1c2.cul.columbia.edu.
111.154.59.128.in-addr.arpa domain name pointer tswbu1c3.cul.columbia.edu.
112.154.59.128.in-addr.arpa domain name pointer tswbu1c4.cul.columbia.edu.
113.154.59.128.in-addr.arpa domain name pointer tswbu1c5.cul.columbia.edu.
114.154.59.128.in-addr.arpa domain name pointer mosbu2a6.cul.columbia.edu.
115.154.59.128.in-addr.arpa domain name pointer rbmlcolorprt01.cul.columbia.edu.
116.154.59.128.in-addr.arpa domain name pointer mosbu5a3.cul.columbia.edu.
117.154.59.128.in-addr.arpa domain name pointer tswbu1c6.cul.columbia.edu.
118.154.59.128.in-addr.arpa domain name pointer tswbu2a1.cul.columbia.edu.
119.154.59.128.in-addr.arpa domain name pointer tswbu1c8.cul.columbia.edu.
120.154.59.128.in-addr.arpa domain name pointer tswbu1c9.cul.columbia.edu.
121.154.59.128.in-addr.arpa domain name pointer tswbu1ca.cul.columbia.edu.
122.154.59.128.in-addr.arpa domain name pointer tswbu1cb.cul.columbia.edu.
123.154.59.128.in-addr.arpa domain name pointer ltbu2a1.cul.columbia.edu.
124.154.59.128.in-addr.arpa domain name pointer mosbu5a4.cul.columbia.edu.
125.154.59.128.in-addr.arpa domain name pointer mosbu5a5.cul.columbia.edu.
126.154.59.128.in-addr.arpa domain name pointer butler212pc01.atg.columbia.edu.
127.154.59.128.in-addr.arpa domain name pointer butler212pc02.atg.columbia.edu.
128.154.59.128.in-addr.arpa domain name pointer butler212pc03.atg.columbia.edu.
129.154.59.128.in-addr.arpa domain name pointer butler212pc04.atg.columbia.edu.
130.154.59.128.in-addr.arpa domain name pointer butler212pc05.atg.columbia.edu.
131.154.59.128.in-addr.arpa domain name pointer butler212pc06.atg.columbia.edu.
132.154.59.128.in-addr.arpa domain name pointer butler212pc07.atg.columbia.edu.
133.154.59.128.in-addr.arpa domain name pointer butler212pc08.atg.columbia.edu.
134.154.59.128.in-addr.arpa domain name pointer cdrbu2a1.cul.columbia.edu.
135.154.59.128.in-addr.arpa domain name pointer butler213pc01.atg.columbia.edu.
136.154.59.128.in-addr.arpa domain name pointer butler213pc02.atg.columbia.edu.
137.154.59.128.in-addr.arpa domain name pointer butler213pc03.atg.columbia.edu.
138.154.59.128.in-addr.arpa domain name pointer butler213pc04.atg.columbia.edu.
139.154.59.128.in-addr.arpa domain name pointer butler213pc05.atg.columbia.edu.
140.154.59.128.in-addr.arpa domain name pointer butler213pc06.atg.columbia.edu.
141.154.59.128.in-addr.arpa domain name pointer butler213pc07.atg.columbia.edu.
142.154.59.128.in-addr.arpa domain name pointer butler213pc08.atg.columbia.edu.
143.154.59.128.in-addr.arpa domain name pointer butler213pc09.atg.columbia.edu.
144.154.59.128.in-addr.arpa domain name pointer butler213pc10.atg.columbia.edu.
145.154.59.128.in-addr.arpa domain name pointer butler213pc11.atg.columbia.edu.
146.154.59.128.in-addr.arpa domain name pointer butler213pc12.atg.columbia.edu.
147.154.59.128.in-addr.arpa domain name pointer butler213mac01.cc.columbia.edu.
148.154.59.128.in-addr.arpa domain name pointer butler213mac02.cc.columbia.edu.
149.154.59.128.in-addr.arpa domain name pointer diotima.ccnmtl.columbia.edu.
150.154.59.128.in-addr.arpa domain name pointer craig.ccnmtl.columbia.edu.
151.154.59.128.in-addr.arpa domain name pointer server.ccnmtl.columbia.edu.
152.154.59.128.in-addr.arpa domain name pointer cjones.ccnmtl.columbia.edu.
153.154.59.128.in-addr.arpa domain name pointer thinman.ccnmtl.columbia.edu.
154.154.59.128.in-addr.arpa domain name pointer qtss.ccnmtl.columbia.edu.
155.154.59.128.in-addr.arpa domain name pointer lso7.cul.columbia.edu.
156.154.59.128.in-addr.arpa domain name pointer instructor-204.ccnmtl.columbia.edu.
157.154.59.128.in-addr.arpa domain name pointer db.ccnmtl.columbia.edu.
158.154.59.128.in-addr.arpa domain name pointer butl-5-1-ups.net.columbia.edu.
159.154.59.128.in-addr.arpa domain name pointer butl-2-1-ups.net.columbia.edu.
160.154.59.128.in-addr.arpa domain name pointer butl-1-1-ups.net.columbia.edu.
161.154.59.128.in-addr.arpa domain name pointer tswbu1cg.cul.columbia.edu.
162.154.59.128.in-addr.arpa domain name pointer tswbu1ch.cul.columbia.edu.
163.154.59.128.in-addr.arpa domain name pointer tswbu1ci.cul.columbia.edu.
164.154.59.128.in-addr.arpa domain name pointer tswbu1cj.cul.columbia.edu.
165.154.59.128.in-addr.arpa domain name pointer butler213mac03.cc.columbia.edu.
166.154.59.128.in-addr.arpa domain name pointer butler213mac04.cc.columbia.edu.
167.154.59.128.in-addr.arpa domain name pointer video-brian.ccnmtl.columbia.edu.
168.154.59.128.in-addr.arpa domain name pointer butler300cnet08.atg.columbia.edu.
169.154.59.128.in-addr.arpa domain name pointer dbeeby.ccnmtl.columbia.edu.
170.154.59.128.in-addr.arpa domain name pointer butler214cnet01.atg.columbia.edu.
171.154.59.128.in-addr.arpa domain name pointer butler214cnet02.atg.columbia.edu.
172.154.59.128.in-addr.arpa domain name pointer butler214cnet03.atg.columbia.edu.
173.154.59.128.in-addr.arpa domain name pointer butler214cnet04.atg.columbia.edu.
174.154.59.128.in-addr.arpa domain name pointer butler300cnet01.atg.columbia.edu.
175.154.59.128.in-addr.arpa domain name pointer butler300cnet02.atg.columbia.edu.
176.154.59.128.in-addr.arpa domain name pointer butler300cnet03.atg.columbia.edu.
177.154.59.128.in-addr.arpa domain name pointer butler300cnet04.atg.columbia.edu.
178.154.59.128.in-addr.arpa domain name pointer butler300cnet05.atg.columbia.edu.
179.154.59.128.in-addr.arpa domain name pointer butler300cnet06.atg.columbia.edu.
180.154.59.128.in-addr.arpa domain name pointer butler300cnet07.atg.columbia.edu.
181.154.59.128.in-addr.arpa domain name pointer w-eta05.ccnmtl.columbia.edu.
182.154.59.128.in-addr.arpa domain name pointer w-eta06.ccnmtl.columbia.edu.
183.154.59.128.in-addr.arpa domain name pointer w-eta07.ccnmtl.columbia.edu.
184.154.59.128.in-addr.arpa domain name pointer w-eta08.ccnmtl.columbia.edu.
185.154.59.128.in-addr.arpa domain name pointer w-eta09.ccnmtl.columbia.edu.
186.154.59.128.in-addr.arpa domain name pointer w-eta10.ccnmtl.columbia.edu.
187.154.59.128.in-addr.arpa domain name pointer w-eta11.ccnmtl.columbia.edu.
188.154.59.128.in-addr.arpa domain name pointer w-eta12.ccnmtl.columbia.edu.
189.154.59.128.in-addr.arpa domain name pointer w-eta13.ccnmtl.columbia.edu.
190.154.59.128.in-addr.arpa domain name pointer w-eta14.ccnmtl.columbia.edu.
191.154.59.128.in-addr.arpa domain name pointer w-eta15.ccnmtl.columbia.edu.
192.154.59.128.in-addr.arpa domain name pointer w-eta16.ccnmtl.columbia.edu.
193.154.59.128.in-addr.arpa domain name pointer w-eta17.ccnmtl.columbia.edu.
194.154.59.128.in-addr.arpa domain name pointer w-eta18.ccnmtl.columbia.edu.
195.154.59.128.in-addr.arpa domain name pointer w-eta19.ccnmtl.columbia.edu.
196.154.59.128.in-addr.arpa domain name pointer w-eta20.ccnmtl.columbia.edu.
197.154.59.128.in-addr.arpa domain name pointer bigdog.ccnmtl.columbia.edu.
198.154.59.128.in-addr.arpa domain name pointer sfo.ccnmtl.columbia.edu.
199.154.59.128.in-addr.arpa domain name pointer audrey.ccnmtl.columbia.edu.
200.154.59.128.in-addr.arpa domain name pointer win2kserver.ccnmtl.columbia.edu.
201.154.59.128.in-addr.arpa domain name pointer zoid.ccnmtl.columbia.edu.
202.154.59.128.in-addr.arpa domain name pointer orlcolorprt01.cul.columbia.edu.
203.154.59.128.in-addr.arpa domain name pointer lime.ccnmtl.columbia.edu.
204.154.59.128.in-addr.arpa domain name pointer tangerine.ccnmtl.columbia.edu.
205.154.59.128.in-addr.arpa domain name pointer grape.ccnmtl.columbia.edu.
206.154.59.128.in-addr.arpa domain name pointer blueberry.ccnmtl.columbia.edu.
207.154.59.128.in-addr.arpa domain name pointer tswbu1cf.cul.columbia.edu.
208.154.59.128.in-addr.arpa domain name pointer gold.ccnmtl.columbia.edu.
209.154.59.128.in-addr.arpa domain name pointer bronze.ccnmtl.columbia.edu.
210.154.59.128.in-addr.arpa domain name pointer copper.ccnmtl.columbia.edu.
211.154.59.128.in-addr.arpa domain name pointer fax.ccnmtl.columbia.edu.
212.154.59.128.in-addr.arpa domain name pointer logbu6a1.cul.columbia.edu.
213.154.59.128.in-addr.arpa domain name pointer audiomac.ccnmtl.columbia.edu.
214.154.59.128.in-addr.arpa domain name pointer but204-8.ccnmtl.columbia.edu.
215.154.59.128.in-addr.arpa domain name pointer but204-3.ccnmtl.columbia.edu.
216.154.59.128.in-addr.arpa domain name pointer webcam.ccnmtl.columbia.edu.
217.154.59.128.in-addr.arpa domain name pointer encoder.ccnmtl.columbia.edu.
218.154.59.128.in-addr.arpa domain name pointer annag.ccnmtl.columbia.edu.
219.154.59.128.in-addr.arpa domain name pointer ccnmtl-204a.ccnmtl.columbia.edu.
220.154.59.128.in-addr.arpa domain name pointer ccnmtl-605.ccnmtl.columbia.edu.
221.154.59.128.in-addr.arpa domain name pointer butrefpc01.cul.columbia.edu.
222.154.59.128.in-addr.arpa domain name pointer vii.ccnmtl.columbia.edu.
223.154.59.128.in-addr.arpa domain name pointer ix.ccnmtl.columbia.edu.
224.154.59.128.in-addr.arpa domain name pointer x.ccnmtl.columbia.edu.
225.154.59.128.in-addr.arpa domain name pointer tswbu2a8.cul.columbia.edu.
226.154.59.128.in-addr.arpa domain name pointer lingonberry.ccnmtl.columbia.edu.
227.154.59.128.in-addr.arpa domain name pointer iv.ccnmtl.columbia.edu.
228.154.59.128.in-addr.arpa domain name pointer v.ccnmtl.columbia.edu.
229.154.59.128.in-addr.arpa domain name pointer viii.ccnmtl.columbia.edu.
230.154.59.128.in-addr.arpa domain name pointer romulus.ccnmtl.columbia.edu.
231.154.59.128.in-addr.arpa domain name pointer recep.ccnmtl.columbia.edu.
232.154.59.128.in-addr.arpa domain name pointer vaxjo-tradlost.ccnmtl.columbia.edu.
233.154.59.128.in-addr.arpa domain name pointer dulles.ccnmtl.columbia.edu.
234.154.59.128.in-addr.arpa domain name pointer butler306a-printer.atg.columbia.edu.
235.154.59.128.in-addr.arpa domain name pointer admincolorhp.cul.columbia.edu.
236.154.59.128.in-addr.arpa domain name pointer micronet-hd01.cul.columbia.edu.
237.154.59.128.in-addr.arpa domain name pointer micronet-hd01.cul.columbia.edu.
238.154.59.128.in-addr.arpa domain name pointer imac2-204butler.ccnmtl.columbia.edu.
239.154.59.128.in-addr.arpa domain name pointer imac1-204butler.ccnmtl.columbia.edu.
240.154.59.128.in-addr.arpa domain name pointer imac3-204butler.ccnmtl.columbia.edu.
241.154.59.128.in-addr.arpa domain name pointer imac4-204butler.ccnmtl.columbia.edu.
242.154.59.128.in-addr.arpa domain name pointer imac5-204butler.ccnmtl.columbia.edu.
243.154.59.128.in-addr.arpa domain name pointer imac6-204butler.ccnmtl.columbia.edu.
244.154.59.128.in-addr.arpa domain name pointer butrefpc02.cul.columbia.edu.
245.154.59.128.in-addr.arpa domain name pointer tswbu1da.cul.columbia.edu.
246.154.59.128.in-addr.arpa domain name pointer butler213apc01.atg.columbia.edu.
247.154.59.128.in-addr.arpa domain name pointer butler213apc02.atg.columbia.edu.
248.154.59.128.in-addr.arpa domain name pointer butler213apc03.atg.columbia.edu.
249.154.59.128.in-addr.arpa domain name pointer butler213apc04.atg.columbia.edu.
250.154.59.128.in-addr.arpa domain name pointer butler213apc05.atg.columbia.edu.
251.154.59.128.in-addr.arpa domain name pointer butler213apc06.atg.columbia.edu.
252.154.59.128.in-addr.arpa domain name pointer butler213apc07.atg.columbia.edu.
253.154.59.128.in-addr.arpa domain name pointer butler213apc08.atg.columbia.edu.
254.154.59.128.in-addr.arpa domain name pointer butler213apc09.atg.columbia.edu.
Host 255.154.59.128.in-addr.arpa not found: 3(NXDOMAIN)