Host 0.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
1.221.211.128.in-addr.arpa domain name pointer tark-c138-c4507-01-221b.tcom.purdue.edu.
2.221.211.128.in-addr.arpa domain name pointer pdntest221b.tcom.purdue.edu.
Host 3.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 4.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 5.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 6.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 7.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 8.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 9.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 10.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 11.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 12.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 13.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 14.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 15.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
16.221.211.128.in-addr.arpa domain name pointer tark-b-016.resnet.purdue.edu.
17.221.211.128.in-addr.arpa domain name pointer tark-b-017.resnet.purdue.edu.
18.221.211.128.in-addr.arpa domain name pointer tark-b-018.resnet.purdue.edu.
19.221.211.128.in-addr.arpa domain name pointer tark-b-019.resnet.purdue.edu.
20.221.211.128.in-addr.arpa domain name pointer tark-b-020.resnet.purdue.edu.
21.221.211.128.in-addr.arpa domain name pointer tark-b-021.resnet.purdue.edu.
22.221.211.128.in-addr.arpa domain name pointer tark-b-022.resnet.purdue.edu.
23.221.211.128.in-addr.arpa domain name pointer tark-b-023.resnet.purdue.edu.
24.221.211.128.in-addr.arpa domain name pointer tark-b-024.resnet.purdue.edu.
25.221.211.128.in-addr.arpa domain name pointer tark-b-025.resnet.purdue.edu.
26.221.211.128.in-addr.arpa domain name pointer tark-b-026.resnet.purdue.edu.
27.221.211.128.in-addr.arpa domain name pointer tark-b-027.resnet.purdue.edu.
28.221.211.128.in-addr.arpa domain name pointer tark-b-028.resnet.purdue.edu.
29.221.211.128.in-addr.arpa domain name pointer tark-b-029.resnet.purdue.edu.
30.221.211.128.in-addr.arpa domain name pointer tark-b-030.resnet.purdue.edu.
31.221.211.128.in-addr.arpa domain name pointer tark-b-031.resnet.purdue.edu.
32.221.211.128.in-addr.arpa domain name pointer tark-b-032.resnet.purdue.edu.
33.221.211.128.in-addr.arpa domain name pointer tark-b-033.resnet.purdue.edu.
34.221.211.128.in-addr.arpa domain name pointer tark-b-034.resnet.purdue.edu.
35.221.211.128.in-addr.arpa domain name pointer tark-b-035.resnet.purdue.edu.
36.221.211.128.in-addr.arpa domain name pointer tark-b-036.resnet.purdue.edu.
37.221.211.128.in-addr.arpa domain name pointer tark-b-037.resnet.purdue.edu.
38.221.211.128.in-addr.arpa domain name pointer tark-b-038.resnet.purdue.edu.
39.221.211.128.in-addr.arpa domain name pointer tark-b-039.resnet.purdue.edu.
40.221.211.128.in-addr.arpa domain name pointer tark-b-040.resnet.purdue.edu.
41.221.211.128.in-addr.arpa domain name pointer tark-b-041.resnet.purdue.edu.
42.221.211.128.in-addr.arpa domain name pointer tark-b-042.resnet.purdue.edu.
43.221.211.128.in-addr.arpa domain name pointer tark-b-043.resnet.purdue.edu.
44.221.211.128.in-addr.arpa domain name pointer tark-b-044.resnet.purdue.edu.
45.221.211.128.in-addr.arpa domain name pointer tark-b-045.resnet.purdue.edu.
46.221.211.128.in-addr.arpa domain name pointer tark-b-046.resnet.purdue.edu.
47.221.211.128.in-addr.arpa domain name pointer tark-b-047.resnet.purdue.edu.
48.221.211.128.in-addr.arpa domain name pointer tark-b-048.resnet.purdue.edu.
49.221.211.128.in-addr.arpa domain name pointer tark-b-049.resnet.purdue.edu.
50.221.211.128.in-addr.arpa domain name pointer tark-b-050.resnet.purdue.edu.
51.221.211.128.in-addr.arpa domain name pointer tark-b-051.resnet.purdue.edu.
52.221.211.128.in-addr.arpa domain name pointer tark-b-052.resnet.purdue.edu.
53.221.211.128.in-addr.arpa domain name pointer tark-b-053.resnet.purdue.edu.
54.221.211.128.in-addr.arpa domain name pointer tark-b-054.resnet.purdue.edu.
55.221.211.128.in-addr.arpa domain name pointer tark-b-055.resnet.purdue.edu.
56.221.211.128.in-addr.arpa domain name pointer tark-b-056.resnet.purdue.edu.
57.221.211.128.in-addr.arpa domain name pointer tark-b-057.resnet.purdue.edu.
58.221.211.128.in-addr.arpa domain name pointer tark-b-058.resnet.purdue.edu.
59.221.211.128.in-addr.arpa domain name pointer tark-b-059.resnet.purdue.edu.
60.221.211.128.in-addr.arpa domain name pointer tark-b-060.resnet.purdue.edu.
61.221.211.128.in-addr.arpa domain name pointer tark-b-061.resnet.purdue.edu.
62.221.211.128.in-addr.arpa domain name pointer tark-b-062.resnet.purdue.edu.
63.221.211.128.in-addr.arpa domain name pointer tark-b-063.resnet.purdue.edu.
64.221.211.128.in-addr.arpa domain name pointer tark-b-064.resnet.purdue.edu.
65.221.211.128.in-addr.arpa domain name pointer tark-b-065.resnet.purdue.edu.
66.221.211.128.in-addr.arpa domain name pointer tark-b-066.resnet.purdue.edu.
67.221.211.128.in-addr.arpa domain name pointer tark-b-067.resnet.purdue.edu.
68.221.211.128.in-addr.arpa domain name pointer tark-b-068.resnet.purdue.edu.
69.221.211.128.in-addr.arpa domain name pointer tark-b-069.resnet.purdue.edu.
70.221.211.128.in-addr.arpa domain name pointer tark-b-070.resnet.purdue.edu.
71.221.211.128.in-addr.arpa domain name pointer tark-b-071.resnet.purdue.edu.
72.221.211.128.in-addr.arpa domain name pointer tark-b-072.resnet.purdue.edu.
73.221.211.128.in-addr.arpa domain name pointer tark-b-073.resnet.purdue.edu.
74.221.211.128.in-addr.arpa domain name pointer tark-b-074.resnet.purdue.edu.
75.221.211.128.in-addr.arpa domain name pointer tark-b-075.resnet.purdue.edu.
76.221.211.128.in-addr.arpa domain name pointer tark-b-076.resnet.purdue.edu.
77.221.211.128.in-addr.arpa domain name pointer tark-b-077.resnet.purdue.edu.
78.221.211.128.in-addr.arpa domain name pointer tark-b-078.resnet.purdue.edu.
79.221.211.128.in-addr.arpa domain name pointer tark-b-079.resnet.purdue.edu.
80.221.211.128.in-addr.arpa domain name pointer tark-b-080.resnet.purdue.edu.
81.221.211.128.in-addr.arpa domain name pointer tark-b-081.resnet.purdue.edu.
82.221.211.128.in-addr.arpa domain name pointer tark-b-082.resnet.purdue.edu.
83.221.211.128.in-addr.arpa domain name pointer tark-b-083.resnet.purdue.edu.
84.221.211.128.in-addr.arpa domain name pointer tark-b-084.resnet.purdue.edu.
85.221.211.128.in-addr.arpa domain name pointer tark-b-085.resnet.purdue.edu.
86.221.211.128.in-addr.arpa domain name pointer tark-b-086.resnet.purdue.edu.
87.221.211.128.in-addr.arpa domain name pointer tark-b-087.resnet.purdue.edu.
88.221.211.128.in-addr.arpa domain name pointer tark-b-088.resnet.purdue.edu.
89.221.211.128.in-addr.arpa domain name pointer tark-b-089.resnet.purdue.edu.
90.221.211.128.in-addr.arpa domain name pointer tark-b-090.resnet.purdue.edu.
91.221.211.128.in-addr.arpa domain name pointer tark-b-091.resnet.purdue.edu.
92.221.211.128.in-addr.arpa domain name pointer tark-b-092.resnet.purdue.edu.
93.221.211.128.in-addr.arpa domain name pointer tark-b-093.resnet.purdue.edu.
94.221.211.128.in-addr.arpa domain name pointer tark-b-094.resnet.purdue.edu.
95.221.211.128.in-addr.arpa domain name pointer tark-b-095.resnet.purdue.edu.
96.221.211.128.in-addr.arpa domain name pointer tark-b-096.resnet.purdue.edu.
97.221.211.128.in-addr.arpa domain name pointer tark-b-097.resnet.purdue.edu.
98.221.211.128.in-addr.arpa domain name pointer tark-b-098.resnet.purdue.edu.
99.221.211.128.in-addr.arpa domain name pointer tark-b-099.resnet.purdue.edu.
100.221.211.128.in-addr.arpa domain name pointer tark-b-100.resnet.purdue.edu.
101.221.211.128.in-addr.arpa domain name pointer tark-b-101.resnet.purdue.edu.
102.221.211.128.in-addr.arpa domain name pointer tark-b-102.resnet.purdue.edu.
103.221.211.128.in-addr.arpa domain name pointer tark-b-103.resnet.purdue.edu.
104.221.211.128.in-addr.arpa domain name pointer tark-b-104.resnet.purdue.edu.
105.221.211.128.in-addr.arpa domain name pointer tark-b-105.resnet.purdue.edu.
106.221.211.128.in-addr.arpa domain name pointer tark-b-106.resnet.purdue.edu.
107.221.211.128.in-addr.arpa domain name pointer tark-b-107.resnet.purdue.edu.
108.221.211.128.in-addr.arpa domain name pointer tark-b-108.resnet.purdue.edu.
109.221.211.128.in-addr.arpa domain name pointer tark-b-109.resnet.purdue.edu.
110.221.211.128.in-addr.arpa domain name pointer tark-b-110.resnet.purdue.edu.
111.221.211.128.in-addr.arpa domain name pointer tark-b-111.resnet.purdue.edu.
112.221.211.128.in-addr.arpa domain name pointer tark-b-112.resnet.purdue.edu.
113.221.211.128.in-addr.arpa domain name pointer tark-b-113.resnet.purdue.edu.
114.221.211.128.in-addr.arpa domain name pointer tark-b-114.resnet.purdue.edu.
115.221.211.128.in-addr.arpa domain name pointer tark-b-115.resnet.purdue.edu.
116.221.211.128.in-addr.arpa domain name pointer tark-b-116.resnet.purdue.edu.
117.221.211.128.in-addr.arpa domain name pointer tark-b-117.resnet.purdue.edu.
118.221.211.128.in-addr.arpa domain name pointer tark-b-118.resnet.purdue.edu.
119.221.211.128.in-addr.arpa domain name pointer tark-b-119.resnet.purdue.edu.
120.221.211.128.in-addr.arpa domain name pointer tark-b-120.resnet.purdue.edu.
121.221.211.128.in-addr.arpa domain name pointer tark-b-121.resnet.purdue.edu.
122.221.211.128.in-addr.arpa domain name pointer tark-b-122.resnet.purdue.edu.
123.221.211.128.in-addr.arpa domain name pointer tark-b-123.resnet.purdue.edu.
124.221.211.128.in-addr.arpa domain name pointer tark-b-124.resnet.purdue.edu.
125.221.211.128.in-addr.arpa domain name pointer tark-b-125.resnet.purdue.edu.
126.221.211.128.in-addr.arpa domain name pointer tark-b-126.resnet.purdue.edu.
127.221.211.128.in-addr.arpa domain name pointer tark-b-127.resnet.purdue.edu.
128.221.211.128.in-addr.arpa domain name pointer tark-b-128.resnet.purdue.edu.
129.221.211.128.in-addr.arpa domain name pointer tark-b-129.resnet.purdue.edu.
130.221.211.128.in-addr.arpa domain name pointer tark-b-130.resnet.purdue.edu.
131.221.211.128.in-addr.arpa domain name pointer tark-b-131.resnet.purdue.edu.
132.221.211.128.in-addr.arpa domain name pointer tark-b-132.resnet.purdue.edu.
133.221.211.128.in-addr.arpa domain name pointer tark-b-133.resnet.purdue.edu.
134.221.211.128.in-addr.arpa domain name pointer tark-b-134.resnet.purdue.edu.
135.221.211.128.in-addr.arpa domain name pointer tark-b-135.resnet.purdue.edu.
136.221.211.128.in-addr.arpa domain name pointer tark-b-136.resnet.purdue.edu.
137.221.211.128.in-addr.arpa domain name pointer tark-b-137.resnet.purdue.edu.
138.221.211.128.in-addr.arpa domain name pointer tark-b-138.resnet.purdue.edu.
139.221.211.128.in-addr.arpa domain name pointer tark-b-139.resnet.purdue.edu.
140.221.211.128.in-addr.arpa domain name pointer tark-b-140.resnet.purdue.edu.
141.221.211.128.in-addr.arpa domain name pointer tark-b-141.resnet.purdue.edu.
142.221.211.128.in-addr.arpa domain name pointer tark-b-142.resnet.purdue.edu.
143.221.211.128.in-addr.arpa domain name pointer tark-b-143.resnet.purdue.edu.
144.221.211.128.in-addr.arpa domain name pointer tark-b-144.resnet.purdue.edu.
145.221.211.128.in-addr.arpa domain name pointer tark-b-145.resnet.purdue.edu.
146.221.211.128.in-addr.arpa domain name pointer tark-b-146.resnet.purdue.edu.
147.221.211.128.in-addr.arpa domain name pointer tark-b-147.resnet.purdue.edu.
148.221.211.128.in-addr.arpa domain name pointer tark-b-148.resnet.purdue.edu.
149.221.211.128.in-addr.arpa domain name pointer tark-b-149.resnet.purdue.edu.
150.221.211.128.in-addr.arpa domain name pointer tark-b-150.resnet.purdue.edu.
151.221.211.128.in-addr.arpa domain name pointer tark-b-151.resnet.purdue.edu.
152.221.211.128.in-addr.arpa domain name pointer tark-b-152.resnet.purdue.edu.
153.221.211.128.in-addr.arpa domain name pointer tark-b-153.resnet.purdue.edu.
154.221.211.128.in-addr.arpa domain name pointer tark-b-154.resnet.purdue.edu.
155.221.211.128.in-addr.arpa domain name pointer tark-b-155.resnet.purdue.edu.
156.221.211.128.in-addr.arpa domain name pointer tark-b-156.resnet.purdue.edu.
157.221.211.128.in-addr.arpa domain name pointer tark-b-157.resnet.purdue.edu.
158.221.211.128.in-addr.arpa domain name pointer tark-b-158.resnet.purdue.edu.
159.221.211.128.in-addr.arpa domain name pointer tark-b-159.resnet.purdue.edu.
160.221.211.128.in-addr.arpa domain name pointer tark-b-160.resnet.purdue.edu.
161.221.211.128.in-addr.arpa domain name pointer tark-b-161.resnet.purdue.edu.
162.221.211.128.in-addr.arpa domain name pointer tark-b-162.resnet.purdue.edu.
163.221.211.128.in-addr.arpa domain name pointer tark-b-163.resnet.purdue.edu.
164.221.211.128.in-addr.arpa domain name pointer tark-b-164.resnet.purdue.edu.
165.221.211.128.in-addr.arpa domain name pointer tark-b-165.resnet.purdue.edu.
166.221.211.128.in-addr.arpa domain name pointer tark-b-166.resnet.purdue.edu.
167.221.211.128.in-addr.arpa domain name pointer tark-b-167.resnet.purdue.edu.
168.221.211.128.in-addr.arpa domain name pointer tark-b-168.resnet.purdue.edu.
169.221.211.128.in-addr.arpa domain name pointer tark-b-169.resnet.purdue.edu.
170.221.211.128.in-addr.arpa domain name pointer tark-b-170.resnet.purdue.edu.
171.221.211.128.in-addr.arpa domain name pointer tark-b-171.resnet.purdue.edu.
172.221.211.128.in-addr.arpa domain name pointer tark-b-172.resnet.purdue.edu.
173.221.211.128.in-addr.arpa domain name pointer tark-b-173.resnet.purdue.edu.
174.221.211.128.in-addr.arpa domain name pointer tark-b-174.resnet.purdue.edu.
175.221.211.128.in-addr.arpa domain name pointer tark-b-175.resnet.purdue.edu.
176.221.211.128.in-addr.arpa domain name pointer tark-b-176.resnet.purdue.edu.
177.221.211.128.in-addr.arpa domain name pointer tark-b-177.resnet.purdue.edu.
178.221.211.128.in-addr.arpa domain name pointer tark-b-178.resnet.purdue.edu.
179.221.211.128.in-addr.arpa domain name pointer tark-b-179.resnet.purdue.edu.
180.221.211.128.in-addr.arpa domain name pointer tark-b-180.resnet.purdue.edu.
181.221.211.128.in-addr.arpa domain name pointer tark-b-181.resnet.purdue.edu.
182.221.211.128.in-addr.arpa domain name pointer tark-b-182.resnet.purdue.edu.
183.221.211.128.in-addr.arpa domain name pointer tark-b-183.resnet.purdue.edu.
184.221.211.128.in-addr.arpa domain name pointer tark-b-184.resnet.purdue.edu.
185.221.211.128.in-addr.arpa domain name pointer tark-b-185.resnet.purdue.edu.
186.221.211.128.in-addr.arpa domain name pointer tark-b-186.resnet.purdue.edu.
187.221.211.128.in-addr.arpa domain name pointer tark-b-187.resnet.purdue.edu.
188.221.211.128.in-addr.arpa domain name pointer tark-b-188.resnet.purdue.edu.
189.221.211.128.in-addr.arpa domain name pointer tark-b-189.resnet.purdue.edu.
190.221.211.128.in-addr.arpa domain name pointer tark-b-190.resnet.purdue.edu.
191.221.211.128.in-addr.arpa domain name pointer tark-b-191.resnet.purdue.edu.
192.221.211.128.in-addr.arpa domain name pointer tark-b-192.resnet.purdue.edu.
193.221.211.128.in-addr.arpa domain name pointer tark-b-193.resnet.purdue.edu.
194.221.211.128.in-addr.arpa domain name pointer tark-b-194.resnet.purdue.edu.
195.221.211.128.in-addr.arpa domain name pointer tark-b-195.resnet.purdue.edu.
196.221.211.128.in-addr.arpa domain name pointer tark-b-196.resnet.purdue.edu.
197.221.211.128.in-addr.arpa domain name pointer tark-b-197.resnet.purdue.edu.
198.221.211.128.in-addr.arpa domain name pointer tark-b-198.resnet.purdue.edu.
199.221.211.128.in-addr.arpa domain name pointer tark-b-199.resnet.purdue.edu.
200.221.211.128.in-addr.arpa domain name pointer tark-b-200.resnet.purdue.edu.
201.221.211.128.in-addr.arpa domain name pointer tark-b-201.resnet.purdue.edu.
202.221.211.128.in-addr.arpa domain name pointer tark-b-202.resnet.purdue.edu.
203.221.211.128.in-addr.arpa domain name pointer tark-b-203.resnet.purdue.edu.
204.221.211.128.in-addr.arpa domain name pointer tark-b-204.resnet.purdue.edu.
205.221.211.128.in-addr.arpa domain name pointer tark-b-205.resnet.purdue.edu.
206.221.211.128.in-addr.arpa domain name pointer tark-b-206.resnet.purdue.edu.
207.221.211.128.in-addr.arpa domain name pointer tark-b-207.resnet.purdue.edu.
208.221.211.128.in-addr.arpa domain name pointer tark-b-208.resnet.purdue.edu.
209.221.211.128.in-addr.arpa domain name pointer tark-b-209.resnet.purdue.edu.
210.221.211.128.in-addr.arpa domain name pointer tark-b-210.resnet.purdue.edu.
211.221.211.128.in-addr.arpa domain name pointer tark-b-211.resnet.purdue.edu.
212.221.211.128.in-addr.arpa domain name pointer tark-b-212.resnet.purdue.edu.
213.221.211.128.in-addr.arpa domain name pointer tark-b-213.resnet.purdue.edu.
214.221.211.128.in-addr.arpa domain name pointer tark-b-214.resnet.purdue.edu.
215.221.211.128.in-addr.arpa domain name pointer tark-b-215.resnet.purdue.edu.
216.221.211.128.in-addr.arpa domain name pointer tark-b-216.resnet.purdue.edu.
217.221.211.128.in-addr.arpa domain name pointer tark-b-217.resnet.purdue.edu.
218.221.211.128.in-addr.arpa domain name pointer tark-b-218.resnet.purdue.edu.
219.221.211.128.in-addr.arpa domain name pointer tark-b-219.resnet.purdue.edu.
220.221.211.128.in-addr.arpa domain name pointer tark-b-220.resnet.purdue.edu.
221.221.211.128.in-addr.arpa domain name pointer tark-b-221.resnet.purdue.edu.
222.221.211.128.in-addr.arpa domain name pointer tark-b-222.resnet.purdue.edu.
223.221.211.128.in-addr.arpa domain name pointer tark-b-223.resnet.purdue.edu.
224.221.211.128.in-addr.arpa domain name pointer tark-b-224.resnet.purdue.edu.
225.221.211.128.in-addr.arpa domain name pointer tark-b-225.resnet.purdue.edu.
226.221.211.128.in-addr.arpa domain name pointer tark-b-226.resnet.purdue.edu.
227.221.211.128.in-addr.arpa domain name pointer tark-b-227.resnet.purdue.edu.
228.221.211.128.in-addr.arpa domain name pointer tark-b-228.resnet.purdue.edu.
229.221.211.128.in-addr.arpa domain name pointer tark-b-229.resnet.purdue.edu.
230.221.211.128.in-addr.arpa domain name pointer tark-b-230.resnet.purdue.edu.
231.221.211.128.in-addr.arpa domain name pointer tark-b-231.resnet.purdue.edu.
232.221.211.128.in-addr.arpa domain name pointer tark-b-232.resnet.purdue.edu.
233.221.211.128.in-addr.arpa domain name pointer tark-b-233.resnet.purdue.edu.
234.221.211.128.in-addr.arpa domain name pointer tark-b-234.resnet.purdue.edu.
235.221.211.128.in-addr.arpa domain name pointer tark-b-235.resnet.purdue.edu.
236.221.211.128.in-addr.arpa domain name pointer tark-b-236.resnet.purdue.edu.
237.221.211.128.in-addr.arpa domain name pointer tark-b-237.resnet.purdue.edu.
238.221.211.128.in-addr.arpa domain name pointer tark-b-238.resnet.purdue.edu.
239.221.211.128.in-addr.arpa domain name pointer tark-b-239.resnet.purdue.edu.
240.221.211.128.in-addr.arpa domain name pointer tark-b-240.resnet.purdue.edu.
241.221.211.128.in-addr.arpa domain name pointer tark-b-241.resnet.purdue.edu.
242.221.211.128.in-addr.arpa domain name pointer tark-b-242.resnet.purdue.edu.
243.221.211.128.in-addr.arpa domain name pointer tark-b-243.resnet.purdue.edu.
244.221.211.128.in-addr.arpa domain name pointer tark-b-244.resnet.purdue.edu.
245.221.211.128.in-addr.arpa domain name pointer tark-b-245.resnet.purdue.edu.
246.221.211.128.in-addr.arpa domain name pointer tark-b-246.resnet.purdue.edu.
247.221.211.128.in-addr.arpa domain name pointer tark-b-247.resnet.purdue.edu.
248.221.211.128.in-addr.arpa domain name pointer tark-b-248.resnet.purdue.edu.
249.221.211.128.in-addr.arpa domain name pointer tark-b-249.resnet.purdue.edu.
250.221.211.128.in-addr.arpa domain name pointer tark-b-250.resnet.purdue.edu.
251.221.211.128.in-addr.arpa domain name pointer lmb-221.resnet.purdue.edu.
252.221.211.128.in-addr.arpa domain name pointer explorer-221.itt.purdue.edu.
Host 253.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 254.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)
Host 255.221.211.128.in-addr.arpa not found: 3(NXDOMAIN)