Host 0.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
1.122.59.128.in-addr.arpa domain name pointer ire-605w113-gw.net.columbia.edu.
Host 2.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 3.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 4.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 5.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 6.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 7.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 8.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 9.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
10.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-10.dyn.columbia.edu.
11.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-11.dyn.columbia.edu.
12.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-12.dyn.columbia.edu.
13.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-13.dyn.columbia.edu.
14.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-14.dyn.columbia.edu.
15.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-15.dyn.columbia.edu.
16.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-16.dyn.columbia.edu.
17.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-17.dyn.columbia.edu.
18.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-18.dyn.columbia.edu.
19.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-19.dyn.columbia.edu.
20.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-20.dyn.columbia.edu.
21.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-21.dyn.columbia.edu.
22.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-22.dyn.columbia.edu.
23.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-23.dyn.columbia.edu.
24.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-24.dyn.columbia.edu.
25.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-25.dyn.columbia.edu.
26.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-26.dyn.columbia.edu.
27.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-27.dyn.columbia.edu.
28.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-28.dyn.columbia.edu.
29.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-29.dyn.columbia.edu.
30.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-30.dyn.columbia.edu.
31.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-31.dyn.columbia.edu.
32.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-32.dyn.columbia.edu.
33.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-33.dyn.columbia.edu.
34.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-34.dyn.columbia.edu.
35.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-35.dyn.columbia.edu.
36.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-36.dyn.columbia.edu.
37.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-37.dyn.columbia.edu.
38.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-38.dyn.columbia.edu.
39.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-39.dyn.columbia.edu.
40.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-40.dyn.columbia.edu.
41.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-41.dyn.columbia.edu.
42.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-42.dyn.columbia.edu.
43.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-43.dyn.columbia.edu.
44.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-44.dyn.columbia.edu.
45.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-45.dyn.columbia.edu.
46.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-46.dyn.columbia.edu.
47.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-47.dyn.columbia.edu.
48.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-48.dyn.columbia.edu.
49.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-49.dyn.columbia.edu.
50.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-50.dyn.columbia.edu.
51.122.59.128.in-addr.arpa domain name pointer poweredge.ire.columbia.edu.
52.122.59.128.in-addr.arpa domain name pointer pmain.ire.columbia.edu.
53.122.59.128.in-addr.arpa domain name pointer pfellows.ire.columbia.edu.
Host 54.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 55.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 56.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 57.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 58.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 59.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 60.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 61.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 62.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 63.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 64.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 65.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 66.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 67.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 68.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 69.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 70.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 71.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 72.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 73.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 74.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 75.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 76.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 77.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 78.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 79.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 80.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 81.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 82.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 83.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 84.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 85.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 86.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 87.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 88.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 89.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 90.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 91.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 92.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 93.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 94.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 95.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 96.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 97.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 98.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 99.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 100.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 101.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 102.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 103.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 104.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 105.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 106.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 107.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 108.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 109.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 110.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 111.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 112.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 113.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 114.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 115.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 116.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 117.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 118.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 119.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 120.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 121.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 122.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 123.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 124.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 125.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
126.122.59.128.in-addr.arpa domain name pointer ire-605w113-b-1.net.columbia.edu.
Host 127.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 128.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
129.122.59.128.in-addr.arpa domain name pointer law-edge-1-vlan722-1.net.columbia.edu.
Host 130.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 131.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 132.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 133.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 134.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 135.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 136.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 137.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 138.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 139.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 140.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 141.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 142.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 143.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 144.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 145.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 146.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 147.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 148.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 149.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
150.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-150.dyn.columbia.edu.
151.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-151.dyn.columbia.edu.
152.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-152.dyn.columbia.edu.
153.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-153.dyn.columbia.edu.
154.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-154.dyn.columbia.edu.
155.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-155.dyn.columbia.edu.
156.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-156.dyn.columbia.edu.
157.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-157.dyn.columbia.edu.
158.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-158.dyn.columbia.edu.
159.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-159.dyn.columbia.edu.
160.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-160.dyn.columbia.edu.
161.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-161.dyn.columbia.edu.
162.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-162.dyn.columbia.edu.
163.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-163.dyn.columbia.edu.
164.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-164.dyn.columbia.edu.
165.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-165.dyn.columbia.edu.
166.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-166.dyn.columbia.edu.
167.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-167.dyn.columbia.edu.
168.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-168.dyn.columbia.edu.
169.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-169.dyn.columbia.edu.
170.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-170.dyn.columbia.edu.
171.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-171.dyn.columbia.edu.
172.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-172.dyn.columbia.edu.
173.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-173.dyn.columbia.edu.
174.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-174.dyn.columbia.edu.
175.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-175.dyn.columbia.edu.
176.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-176.dyn.columbia.edu.
177.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-177.dyn.columbia.edu.
178.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-178.dyn.columbia.edu.
179.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-179.dyn.columbia.edu.
180.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-180.dyn.columbia.edu.
181.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-181.dyn.columbia.edu.
182.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-182.dyn.columbia.edu.
183.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-183.dyn.columbia.edu.
184.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-184.dyn.columbia.edu.
185.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-185.dyn.columbia.edu.
186.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-186.dyn.columbia.edu.
187.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-187.dyn.columbia.edu.
188.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-188.dyn.columbia.edu.
189.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-189.dyn.columbia.edu.
190.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-190.dyn.columbia.edu.
191.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-191.dyn.columbia.edu.
192.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-192.dyn.columbia.edu.
193.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-193.dyn.columbia.edu.
194.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-194.dyn.columbia.edu.
195.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-195.dyn.columbia.edu.
196.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-196.dyn.columbia.edu.
197.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-197.dyn.columbia.edu.
198.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-198.dyn.columbia.edu.
199.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-199.dyn.columbia.edu.
200.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-200.dyn.columbia.edu.
201.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-201.dyn.columbia.edu.
202.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-202.dyn.columbia.edu.
203.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-203.dyn.columbia.edu.
204.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-204.dyn.columbia.edu.
205.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-205.dyn.columbia.edu.
206.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-206.dyn.columbia.edu.
207.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-207.dyn.columbia.edu.
208.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-208.dyn.columbia.edu.
209.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-209.dyn.columbia.edu.
210.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-210.dyn.columbia.edu.
211.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-211.dyn.columbia.edu.
212.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-212.dyn.columbia.edu.
213.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-213.dyn.columbia.edu.
214.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-214.dyn.columbia.edu.
215.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-215.dyn.columbia.edu.
216.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-216.dyn.columbia.edu.
217.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-217.dyn.columbia.edu.
218.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-218.dyn.columbia.edu.
219.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-219.dyn.columbia.edu.
220.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-220.dyn.columbia.edu.
221.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-221.dyn.columbia.edu.
222.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-222.dyn.columbia.edu.
223.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-223.dyn.columbia.edu.
224.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-224.dyn.columbia.edu.
225.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-225.dyn.columbia.edu.
226.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-226.dyn.columbia.edu.
227.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-227.dyn.columbia.edu.
228.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-228.dyn.columbia.edu.
229.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-229.dyn.columbia.edu.
230.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-230.dyn.columbia.edu.
231.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-231.dyn.columbia.edu.
232.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-232.dyn.columbia.edu.
233.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-233.dyn.columbia.edu.
234.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-234.dyn.columbia.edu.
235.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-235.dyn.columbia.edu.
236.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-236.dyn.columbia.edu.
237.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-237.dyn.columbia.edu.
238.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-238.dyn.columbia.edu.
239.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-239.dyn.columbia.edu.
240.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-240.dyn.columbia.edu.
241.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-241.dyn.columbia.edu.
242.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-242.dyn.columbia.edu.
243.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-243.dyn.columbia.edu.
244.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-244.dyn.columbia.edu.
245.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-245.dyn.columbia.edu.
246.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-246.dyn.columbia.edu.
247.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-247.dyn.columbia.edu.
248.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-248.dyn.columbia.edu.
249.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-249.dyn.columbia.edu.
250.122.59.128.in-addr.arpa domain name pointer dyn-128-59-122-250.dyn.columbia.edu.
Host 251.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 252.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)
253.122.59.128.in-addr.arpa domain name pointer ire-44morn-b-1-ups.net.columbia.edu.
254.122.59.128.in-addr.arpa domain name pointer ire-44morn-b-1.net.columbia.edu.
Host 255.122.59.128.in-addr.arpa not found: 3(NXDOMAIN)