Host 0.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) 1.195.211.128.in-addr.arpa domain name pointer erht-5b-c4507-01-195b.tcom.purdue.edu. 2.195.211.128.in-addr.arpa domain name pointer pdntest195b.tcom.purdue.edu. Host 3.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 4.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 5.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 6.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 7.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 8.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 9.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 10.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 11.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 12.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 13.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 14.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 15.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) 16.195.211.128.in-addr.arpa domain name pointer erht-d-016.resnet.purdue.edu. 17.195.211.128.in-addr.arpa domain name pointer erht-d-017.resnet.purdue.edu. 18.195.211.128.in-addr.arpa domain name pointer erht-d-018.resnet.purdue.edu. 19.195.211.128.in-addr.arpa domain name pointer erht-d-019.resnet.purdue.edu. 20.195.211.128.in-addr.arpa domain name pointer erht-d-020.resnet.purdue.edu. 21.195.211.128.in-addr.arpa domain name pointer erht-d-021.resnet.purdue.edu. 22.195.211.128.in-addr.arpa domain name pointer erht-d-022.resnet.purdue.edu. 23.195.211.128.in-addr.arpa domain name pointer erht-d-023.resnet.purdue.edu. 24.195.211.128.in-addr.arpa domain name pointer erht-d-024.resnet.purdue.edu. 25.195.211.128.in-addr.arpa domain name pointer erht-d-025.resnet.purdue.edu. 26.195.211.128.in-addr.arpa domain name pointer erht-d-026.resnet.purdue.edu. 27.195.211.128.in-addr.arpa domain name pointer erht-d-027.resnet.purdue.edu. 28.195.211.128.in-addr.arpa domain name pointer erht-d-028.resnet.purdue.edu. 29.195.211.128.in-addr.arpa domain name pointer erht-d-029.resnet.purdue.edu. 30.195.211.128.in-addr.arpa domain name pointer erht-d-030.resnet.purdue.edu. 31.195.211.128.in-addr.arpa domain name pointer erht-d-031.resnet.purdue.edu. 32.195.211.128.in-addr.arpa domain name pointer erht-d-032.resnet.purdue.edu. 33.195.211.128.in-addr.arpa domain name pointer erht-d-033.resnet.purdue.edu. 34.195.211.128.in-addr.arpa domain name pointer erht-d-034.resnet.purdue.edu. 35.195.211.128.in-addr.arpa domain name pointer erht-d-035.resnet.purdue.edu. 36.195.211.128.in-addr.arpa domain name pointer erht-d-036.resnet.purdue.edu. 37.195.211.128.in-addr.arpa domain name pointer erht-d-037.resnet.purdue.edu. 38.195.211.128.in-addr.arpa domain name pointer erht-d-038.resnet.purdue.edu. 39.195.211.128.in-addr.arpa domain name pointer erht-d-039.resnet.purdue.edu. 40.195.211.128.in-addr.arpa domain name pointer erht-d-040.resnet.purdue.edu. 41.195.211.128.in-addr.arpa domain name pointer erht-d-041.resnet.purdue.edu. 42.195.211.128.in-addr.arpa domain name pointer erht-d-042.resnet.purdue.edu. 43.195.211.128.in-addr.arpa domain name pointer erht-d-043.resnet.purdue.edu. 44.195.211.128.in-addr.arpa domain name pointer erht-d-044.resnet.purdue.edu. 45.195.211.128.in-addr.arpa domain name pointer erht-d-045.resnet.purdue.edu. 46.195.211.128.in-addr.arpa domain name pointer erht-d-046.resnet.purdue.edu. 47.195.211.128.in-addr.arpa domain name pointer erht-d-047.resnet.purdue.edu. 48.195.211.128.in-addr.arpa domain name pointer erht-d-048.resnet.purdue.edu. 49.195.211.128.in-addr.arpa domain name pointer erht-d-049.resnet.purdue.edu. 50.195.211.128.in-addr.arpa domain name pointer erht-d-050.resnet.purdue.edu. 51.195.211.128.in-addr.arpa domain name pointer erht-d-051.resnet.purdue.edu. 52.195.211.128.in-addr.arpa domain name pointer erht-d-052.resnet.purdue.edu. 53.195.211.128.in-addr.arpa domain name pointer erht-d-053.resnet.purdue.edu. 54.195.211.128.in-addr.arpa domain name pointer erht-d-054.resnet.purdue.edu. 55.195.211.128.in-addr.arpa domain name pointer erht-d-055.resnet.purdue.edu. 56.195.211.128.in-addr.arpa domain name pointer erht-d-056.resnet.purdue.edu. 57.195.211.128.in-addr.arpa domain name pointer erht-d-057.resnet.purdue.edu. 58.195.211.128.in-addr.arpa domain name pointer erht-d-058.resnet.purdue.edu. 59.195.211.128.in-addr.arpa domain name pointer erht-d-059.resnet.purdue.edu. 60.195.211.128.in-addr.arpa domain name pointer erht-d-060.resnet.purdue.edu. 61.195.211.128.in-addr.arpa domain name pointer erht-d-061.resnet.purdue.edu. 62.195.211.128.in-addr.arpa domain name pointer erht-d-062.resnet.purdue.edu. 63.195.211.128.in-addr.arpa domain name pointer erht-d-063.resnet.purdue.edu. 64.195.211.128.in-addr.arpa domain name pointer erht-d-064.resnet.purdue.edu. 65.195.211.128.in-addr.arpa domain name pointer erht-d-065.resnet.purdue.edu. 66.195.211.128.in-addr.arpa domain name pointer erht-d-066.resnet.purdue.edu. 67.195.211.128.in-addr.arpa domain name pointer erht-d-067.resnet.purdue.edu. 68.195.211.128.in-addr.arpa domain name pointer erht-d-068.resnet.purdue.edu. 69.195.211.128.in-addr.arpa domain name pointer erht-d-069.resnet.purdue.edu. 70.195.211.128.in-addr.arpa domain name pointer erht-d-070.resnet.purdue.edu. 71.195.211.128.in-addr.arpa domain name pointer erht-d-071.resnet.purdue.edu. 72.195.211.128.in-addr.arpa domain name pointer erht-d-072.resnet.purdue.edu. 73.195.211.128.in-addr.arpa domain name pointer erht-d-073.resnet.purdue.edu. 74.195.211.128.in-addr.arpa domain name pointer erht-d-074.resnet.purdue.edu. 75.195.211.128.in-addr.arpa domain name pointer erht-d-075.resnet.purdue.edu. 76.195.211.128.in-addr.arpa domain name pointer erht-d-076.resnet.purdue.edu. 77.195.211.128.in-addr.arpa domain name pointer erht-d-077.resnet.purdue.edu. 78.195.211.128.in-addr.arpa domain name pointer erht-d-078.resnet.purdue.edu. 79.195.211.128.in-addr.arpa domain name pointer erht-d-079.resnet.purdue.edu. 80.195.211.128.in-addr.arpa domain name pointer erht-d-080.resnet.purdue.edu. 81.195.211.128.in-addr.arpa domain name pointer erht-d-081.resnet.purdue.edu. 82.195.211.128.in-addr.arpa domain name pointer erht-d-082.resnet.purdue.edu. 83.195.211.128.in-addr.arpa domain name pointer erht-d-083.resnet.purdue.edu. 84.195.211.128.in-addr.arpa domain name pointer erht-d-084.resnet.purdue.edu. 85.195.211.128.in-addr.arpa domain name pointer erht-d-085.resnet.purdue.edu. 86.195.211.128.in-addr.arpa domain name pointer erht-d-086.resnet.purdue.edu. 87.195.211.128.in-addr.arpa domain name pointer erht-d-087.resnet.purdue.edu. 88.195.211.128.in-addr.arpa domain name pointer erht-d-088.resnet.purdue.edu. 89.195.211.128.in-addr.arpa domain name pointer erht-d-089.resnet.purdue.edu. 90.195.211.128.in-addr.arpa domain name pointer erht-d-090.resnet.purdue.edu. 91.195.211.128.in-addr.arpa domain name pointer erht-d-091.resnet.purdue.edu. 92.195.211.128.in-addr.arpa domain name pointer erht-d-092.resnet.purdue.edu. 93.195.211.128.in-addr.arpa domain name pointer erht-d-093.resnet.purdue.edu. 94.195.211.128.in-addr.arpa domain name pointer erht-d-094.resnet.purdue.edu. 95.195.211.128.in-addr.arpa domain name pointer erht-d-095.resnet.purdue.edu. 96.195.211.128.in-addr.arpa domain name pointer erht-d-096.resnet.purdue.edu. 97.195.211.128.in-addr.arpa domain name pointer erht-d-097.resnet.purdue.edu. 98.195.211.128.in-addr.arpa domain name pointer erht-d-098.resnet.purdue.edu. 99.195.211.128.in-addr.arpa domain name pointer erht-d-099.resnet.purdue.edu. 100.195.211.128.in-addr.arpa domain name pointer erht-d-100.resnet.purdue.edu. 101.195.211.128.in-addr.arpa domain name pointer erht-d-101.resnet.purdue.edu. 102.195.211.128.in-addr.arpa domain name pointer erht-d-102.resnet.purdue.edu. 103.195.211.128.in-addr.arpa domain name pointer erht-d-103.resnet.purdue.edu. 104.195.211.128.in-addr.arpa domain name pointer erht-d-104.resnet.purdue.edu. 105.195.211.128.in-addr.arpa domain name pointer erht-d-105.resnet.purdue.edu. 106.195.211.128.in-addr.arpa domain name pointer erht-d-106.resnet.purdue.edu. 107.195.211.128.in-addr.arpa domain name pointer erht-d-107.resnet.purdue.edu. 108.195.211.128.in-addr.arpa domain name pointer erht-d-108.resnet.purdue.edu. 109.195.211.128.in-addr.arpa domain name pointer erht-d-109.resnet.purdue.edu. 110.195.211.128.in-addr.arpa domain name pointer erht-d-110.resnet.purdue.edu. 111.195.211.128.in-addr.arpa domain name pointer erht-d-111.resnet.purdue.edu. 112.195.211.128.in-addr.arpa domain name pointer erht-d-112.resnet.purdue.edu. 113.195.211.128.in-addr.arpa domain name pointer erht-d-113.resnet.purdue.edu. 114.195.211.128.in-addr.arpa domain name pointer erht-d-114.resnet.purdue.edu. 115.195.211.128.in-addr.arpa domain name pointer erht-d-115.resnet.purdue.edu. 116.195.211.128.in-addr.arpa domain name pointer erht-d-116.resnet.purdue.edu. 117.195.211.128.in-addr.arpa domain name pointer erht-d-117.resnet.purdue.edu. 118.195.211.128.in-addr.arpa domain name pointer erht-d-118.resnet.purdue.edu. 119.195.211.128.in-addr.arpa domain name pointer erht-d-119.resnet.purdue.edu. 120.195.211.128.in-addr.arpa domain name pointer erht-d-120.resnet.purdue.edu. 121.195.211.128.in-addr.arpa domain name pointer erht-d-121.resnet.purdue.edu. 122.195.211.128.in-addr.arpa domain name pointer erht-d-122.resnet.purdue.edu. 123.195.211.128.in-addr.arpa domain name pointer erht-d-123.resnet.purdue.edu. 124.195.211.128.in-addr.arpa domain name pointer erht-d-124.resnet.purdue.edu. 125.195.211.128.in-addr.arpa domain name pointer erht-d-125.resnet.purdue.edu. 126.195.211.128.in-addr.arpa domain name pointer erht-d-126.resnet.purdue.edu. 127.195.211.128.in-addr.arpa domain name pointer erht-d-127.resnet.purdue.edu. 128.195.211.128.in-addr.arpa domain name pointer erht-d-128.resnet.purdue.edu. 129.195.211.128.in-addr.arpa domain name pointer erht-d-129.resnet.purdue.edu. 130.195.211.128.in-addr.arpa domain name pointer erht-d-130.resnet.purdue.edu. 131.195.211.128.in-addr.arpa domain name pointer erht-d-131.resnet.purdue.edu. 132.195.211.128.in-addr.arpa domain name pointer erht-d-132.resnet.purdue.edu. 133.195.211.128.in-addr.arpa domain name pointer erht-d-133.resnet.purdue.edu. 134.195.211.128.in-addr.arpa domain name pointer erht-d-134.resnet.purdue.edu. 135.195.211.128.in-addr.arpa domain name pointer erht-d-135.resnet.purdue.edu. 136.195.211.128.in-addr.arpa domain name pointer erht-d-136.resnet.purdue.edu. 137.195.211.128.in-addr.arpa domain name pointer erht-d-137.resnet.purdue.edu. 138.195.211.128.in-addr.arpa domain name pointer erht-d-138.resnet.purdue.edu. 139.195.211.128.in-addr.arpa domain name pointer erht-d-139.resnet.purdue.edu. 140.195.211.128.in-addr.arpa domain name pointer erht-d-140.resnet.purdue.edu. 141.195.211.128.in-addr.arpa domain name pointer erht-d-141.resnet.purdue.edu. 142.195.211.128.in-addr.arpa domain name pointer erht-d-142.resnet.purdue.edu. 143.195.211.128.in-addr.arpa domain name pointer erht-d-143.resnet.purdue.edu. 144.195.211.128.in-addr.arpa domain name pointer erht-d-144.resnet.purdue.edu. 145.195.211.128.in-addr.arpa domain name pointer erht-d-145.resnet.purdue.edu. 146.195.211.128.in-addr.arpa domain name pointer erht-d-146.resnet.purdue.edu. 147.195.211.128.in-addr.arpa domain name pointer erht-d-147.resnet.purdue.edu. 148.195.211.128.in-addr.arpa domain name pointer erht-d-148.resnet.purdue.edu. 149.195.211.128.in-addr.arpa domain name pointer erht-d-149.resnet.purdue.edu. 150.195.211.128.in-addr.arpa domain name pointer erht-d-150.resnet.purdue.edu. 151.195.211.128.in-addr.arpa domain name pointer erht-d-151.resnet.purdue.edu. 152.195.211.128.in-addr.arpa domain name pointer erht-d-152.resnet.purdue.edu. 153.195.211.128.in-addr.arpa domain name pointer erht-d-153.resnet.purdue.edu. 154.195.211.128.in-addr.arpa domain name pointer erht-d-154.resnet.purdue.edu. 155.195.211.128.in-addr.arpa domain name pointer erht-d-155.resnet.purdue.edu. 156.195.211.128.in-addr.arpa domain name pointer erht-d-156.resnet.purdue.edu. 157.195.211.128.in-addr.arpa domain name pointer erht-d-157.resnet.purdue.edu. 158.195.211.128.in-addr.arpa domain name pointer erht-d-158.resnet.purdue.edu. 159.195.211.128.in-addr.arpa domain name pointer erht-d-159.resnet.purdue.edu. 160.195.211.128.in-addr.arpa domain name pointer erht-d-160.resnet.purdue.edu. 161.195.211.128.in-addr.arpa domain name pointer erht-d-161.resnet.purdue.edu. 162.195.211.128.in-addr.arpa domain name pointer erht-d-162.resnet.purdue.edu. 163.195.211.128.in-addr.arpa domain name pointer erht-d-163.resnet.purdue.edu. 164.195.211.128.in-addr.arpa domain name pointer erht-d-164.resnet.purdue.edu. 165.195.211.128.in-addr.arpa domain name pointer erht-d-165.resnet.purdue.edu. 166.195.211.128.in-addr.arpa domain name pointer erht-d-166.resnet.purdue.edu. 167.195.211.128.in-addr.arpa domain name pointer erht-d-167.resnet.purdue.edu. 168.195.211.128.in-addr.arpa domain name pointer erht-d-168.resnet.purdue.edu. 169.195.211.128.in-addr.arpa domain name pointer erht-d-169.resnet.purdue.edu. 170.195.211.128.in-addr.arpa domain name pointer erht-d-170.resnet.purdue.edu. 171.195.211.128.in-addr.arpa domain name pointer erht-d-171.resnet.purdue.edu. 172.195.211.128.in-addr.arpa domain name pointer erht-d-172.resnet.purdue.edu. 173.195.211.128.in-addr.arpa domain name pointer erht-d-173.resnet.purdue.edu. 174.195.211.128.in-addr.arpa domain name pointer erht-d-174.resnet.purdue.edu. 175.195.211.128.in-addr.arpa domain name pointer erht-d-175.resnet.purdue.edu. 176.195.211.128.in-addr.arpa domain name pointer erht-d-176.resnet.purdue.edu. 177.195.211.128.in-addr.arpa domain name pointer erht-d-177.resnet.purdue.edu. 178.195.211.128.in-addr.arpa domain name pointer erht-d-178.resnet.purdue.edu. 179.195.211.128.in-addr.arpa domain name pointer erht-d-179.resnet.purdue.edu. 180.195.211.128.in-addr.arpa domain name pointer erht-d-180.resnet.purdue.edu. 181.195.211.128.in-addr.arpa domain name pointer erht-d-181.resnet.purdue.edu. 182.195.211.128.in-addr.arpa domain name pointer erht-d-182.resnet.purdue.edu. 183.195.211.128.in-addr.arpa domain name pointer erht-d-183.resnet.purdue.edu. 184.195.211.128.in-addr.arpa domain name pointer erht-d-184.resnet.purdue.edu. 185.195.211.128.in-addr.arpa domain name pointer erht-d-185.resnet.purdue.edu. 186.195.211.128.in-addr.arpa domain name pointer erht-d-186.resnet.purdue.edu. 187.195.211.128.in-addr.arpa domain name pointer erht-d-187.resnet.purdue.edu. 188.195.211.128.in-addr.arpa domain name pointer erht-d-188.resnet.purdue.edu. 189.195.211.128.in-addr.arpa domain name pointer erht-d-189.resnet.purdue.edu. 190.195.211.128.in-addr.arpa domain name pointer erht-d-190.resnet.purdue.edu. 191.195.211.128.in-addr.arpa domain name pointer erht-d-191.resnet.purdue.edu. 192.195.211.128.in-addr.arpa domain name pointer erht-d-192.resnet.purdue.edu. 193.195.211.128.in-addr.arpa domain name pointer erht-d-193.resnet.purdue.edu. 194.195.211.128.in-addr.arpa domain name pointer erht-d-194.resnet.purdue.edu. 195.195.211.128.in-addr.arpa domain name pointer erht-d-195.resnet.purdue.edu. 196.195.211.128.in-addr.arpa domain name pointer erht-d-196.resnet.purdue.edu. 197.195.211.128.in-addr.arpa domain name pointer erht-d-197.resnet.purdue.edu. 198.195.211.128.in-addr.arpa domain name pointer erht-d-198.resnet.purdue.edu. 199.195.211.128.in-addr.arpa domain name pointer erht-d-199.resnet.purdue.edu. 200.195.211.128.in-addr.arpa domain name pointer erht-d-200.resnet.purdue.edu. 201.195.211.128.in-addr.arpa domain name pointer erht-d-201.resnet.purdue.edu. 202.195.211.128.in-addr.arpa domain name pointer erht-d-202.resnet.purdue.edu. 203.195.211.128.in-addr.arpa domain name pointer erht-d-203.resnet.purdue.edu. 204.195.211.128.in-addr.arpa domain name pointer erht-d-204.resnet.purdue.edu. 205.195.211.128.in-addr.arpa domain name pointer erht-d-205.resnet.purdue.edu. 206.195.211.128.in-addr.arpa domain name pointer erht-d-206.resnet.purdue.edu. 207.195.211.128.in-addr.arpa domain name pointer erht-d-207.resnet.purdue.edu. 208.195.211.128.in-addr.arpa domain name pointer erht-d-208.resnet.purdue.edu. 209.195.211.128.in-addr.arpa domain name pointer erht-d-209.resnet.purdue.edu. 210.195.211.128.in-addr.arpa domain name pointer erht-d-210.resnet.purdue.edu. 211.195.211.128.in-addr.arpa domain name pointer erht-d-211.resnet.purdue.edu. 212.195.211.128.in-addr.arpa domain name pointer erht-d-212.resnet.purdue.edu. 213.195.211.128.in-addr.arpa domain name pointer erht-d-213.resnet.purdue.edu. 214.195.211.128.in-addr.arpa domain name pointer erht-d-214.resnet.purdue.edu. 215.195.211.128.in-addr.arpa domain name pointer erht-d-215.resnet.purdue.edu. 216.195.211.128.in-addr.arpa domain name pointer erht-d-216.resnet.purdue.edu. 217.195.211.128.in-addr.arpa domain name pointer erht-d-217.resnet.purdue.edu. 218.195.211.128.in-addr.arpa domain name pointer erht-d-218.resnet.purdue.edu. 219.195.211.128.in-addr.arpa domain name pointer erht-d-219.resnet.purdue.edu. 220.195.211.128.in-addr.arpa domain name pointer erht-d-220.resnet.purdue.edu. 221.195.211.128.in-addr.arpa domain name pointer erht-d-221.resnet.purdue.edu. 222.195.211.128.in-addr.arpa domain name pointer erht-d-222.resnet.purdue.edu. 223.195.211.128.in-addr.arpa domain name pointer erht-d-223.resnet.purdue.edu. 224.195.211.128.in-addr.arpa domain name pointer erht-d-224.resnet.purdue.edu. 225.195.211.128.in-addr.arpa domain name pointer erht-d-225.resnet.purdue.edu. 226.195.211.128.in-addr.arpa domain name pointer erht-d-226.resnet.purdue.edu. 227.195.211.128.in-addr.arpa domain name pointer erht-d-227.resnet.purdue.edu. 228.195.211.128.in-addr.arpa domain name pointer erht-d-228.resnet.purdue.edu. 229.195.211.128.in-addr.arpa domain name pointer erht-d-229.resnet.purdue.edu. 230.195.211.128.in-addr.arpa domain name pointer erht-d-230.resnet.purdue.edu. 231.195.211.128.in-addr.arpa domain name pointer erht-d-231.resnet.purdue.edu. 232.195.211.128.in-addr.arpa domain name pointer erht-d-232.resnet.purdue.edu. 233.195.211.128.in-addr.arpa domain name pointer erht-d-233.resnet.purdue.edu. 234.195.211.128.in-addr.arpa domain name pointer erht-d-234.resnet.purdue.edu. 235.195.211.128.in-addr.arpa domain name pointer erht-d-235.resnet.purdue.edu. 236.195.211.128.in-addr.arpa domain name pointer erht-d-236.resnet.purdue.edu. 237.195.211.128.in-addr.arpa domain name pointer erht-d-237.resnet.purdue.edu. 238.195.211.128.in-addr.arpa domain name pointer erht-d-238.resnet.purdue.edu. 239.195.211.128.in-addr.arpa domain name pointer erht-d-239.resnet.purdue.edu. 240.195.211.128.in-addr.arpa domain name pointer erht-d-240.resnet.purdue.edu. 241.195.211.128.in-addr.arpa domain name pointer erht-d-241.resnet.purdue.edu. 242.195.211.128.in-addr.arpa domain name pointer erht-d-242.resnet.purdue.edu. 243.195.211.128.in-addr.arpa domain name pointer erht-d-243.resnet.purdue.edu. 244.195.211.128.in-addr.arpa domain name pointer erht-d-244.resnet.purdue.edu. 245.195.211.128.in-addr.arpa domain name pointer erht-d-245.resnet.purdue.edu. 246.195.211.128.in-addr.arpa domain name pointer erht-d-246.resnet.purdue.edu. 247.195.211.128.in-addr.arpa domain name pointer erht-d-247.resnet.purdue.edu. 248.195.211.128.in-addr.arpa domain name pointer erht-d-248.resnet.purdue.edu. 249.195.211.128.in-addr.arpa domain name pointer erht-d-249.resnet.purdue.edu. 250.195.211.128.in-addr.arpa domain name pointer erht-d-250.resnet.purdue.edu. 251.195.211.128.in-addr.arpa domain name pointer lmb-195.resnet.purdue.edu. 252.195.211.128.in-addr.arpa domain name pointer explorer-195.itt.purdue.edu. Host 253.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 254.195.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 255.195.211.128.in-addr.arpa not found: 3(NXDOMAIN)