Host 0.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) 1.238.211.128.in-addr.arpa domain name pointer cqs-b20-c4507-01-238b.tcom.purdue.edu. 2.238.211.128.in-addr.arpa domain name pointer pdntest238b.tcom.purdue.edu. Host 3.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 4.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 5.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 6.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 7.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 8.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 9.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 10.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 11.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 12.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 13.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 14.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 15.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) 16.238.211.128.in-addr.arpa domain name pointer cary-c-016.resnet.purdue.edu. 17.238.211.128.in-addr.arpa domain name pointer cary-c-017.resnet.purdue.edu. 18.238.211.128.in-addr.arpa domain name pointer cary-c-018.resnet.purdue.edu. 19.238.211.128.in-addr.arpa domain name pointer cary-c-019.resnet.purdue.edu. 20.238.211.128.in-addr.arpa domain name pointer cary-c-020.resnet.purdue.edu. 21.238.211.128.in-addr.arpa domain name pointer cary-c-021.resnet.purdue.edu. 22.238.211.128.in-addr.arpa domain name pointer cary-c-022.resnet.purdue.edu. 23.238.211.128.in-addr.arpa domain name pointer cary-c-023.resnet.purdue.edu. 24.238.211.128.in-addr.arpa domain name pointer cary-c-024.resnet.purdue.edu. 25.238.211.128.in-addr.arpa domain name pointer cary-c-025.resnet.purdue.edu. 26.238.211.128.in-addr.arpa domain name pointer cary-c-026.resnet.purdue.edu. 27.238.211.128.in-addr.arpa domain name pointer cary-c-027.resnet.purdue.edu. 28.238.211.128.in-addr.arpa domain name pointer cary-c-028.resnet.purdue.edu. 29.238.211.128.in-addr.arpa domain name pointer cary-c-029.resnet.purdue.edu. 30.238.211.128.in-addr.arpa domain name pointer cary-c-030.resnet.purdue.edu. 31.238.211.128.in-addr.arpa domain name pointer cary-c-031.resnet.purdue.edu. 32.238.211.128.in-addr.arpa domain name pointer cary-c-032.resnet.purdue.edu. 33.238.211.128.in-addr.arpa domain name pointer cary-c-033.resnet.purdue.edu. 34.238.211.128.in-addr.arpa domain name pointer cary-c-034.resnet.purdue.edu. 35.238.211.128.in-addr.arpa domain name pointer cary-c-035.resnet.purdue.edu. 36.238.211.128.in-addr.arpa domain name pointer cary-c-036.resnet.purdue.edu. 37.238.211.128.in-addr.arpa domain name pointer cary-c-037.resnet.purdue.edu. 38.238.211.128.in-addr.arpa domain name pointer cary-c-038.resnet.purdue.edu. 39.238.211.128.in-addr.arpa domain name pointer cary-c-039.resnet.purdue.edu. 40.238.211.128.in-addr.arpa domain name pointer cary-c-040.resnet.purdue.edu. 41.238.211.128.in-addr.arpa domain name pointer cary-c-041.resnet.purdue.edu. 42.238.211.128.in-addr.arpa domain name pointer cary-c-042.resnet.purdue.edu. 43.238.211.128.in-addr.arpa domain name pointer cary-c-043.resnet.purdue.edu. 44.238.211.128.in-addr.arpa domain name pointer cary-c-044.resnet.purdue.edu. 45.238.211.128.in-addr.arpa domain name pointer cary-c-045.resnet.purdue.edu. 46.238.211.128.in-addr.arpa domain name pointer cary-c-046.resnet.purdue.edu. 47.238.211.128.in-addr.arpa domain name pointer cary-c-047.resnet.purdue.edu. 48.238.211.128.in-addr.arpa domain name pointer cary-c-048.resnet.purdue.edu. 49.238.211.128.in-addr.arpa domain name pointer cary-c-049.resnet.purdue.edu. 50.238.211.128.in-addr.arpa domain name pointer cary-c-050.resnet.purdue.edu. 51.238.211.128.in-addr.arpa domain name pointer cary-c-051.resnet.purdue.edu. 52.238.211.128.in-addr.arpa domain name pointer cary-c-052.resnet.purdue.edu. 53.238.211.128.in-addr.arpa domain name pointer cary-c-053.resnet.purdue.edu. 54.238.211.128.in-addr.arpa domain name pointer cary-c-054.resnet.purdue.edu. 55.238.211.128.in-addr.arpa domain name pointer cary-c-055.resnet.purdue.edu. 56.238.211.128.in-addr.arpa domain name pointer cary-c-056.resnet.purdue.edu. 57.238.211.128.in-addr.arpa domain name pointer cary-c-057.resnet.purdue.edu. 58.238.211.128.in-addr.arpa domain name pointer cary-c-058.resnet.purdue.edu. 59.238.211.128.in-addr.arpa domain name pointer cary-c-059.resnet.purdue.edu. 60.238.211.128.in-addr.arpa domain name pointer cary-c-060.resnet.purdue.edu. 61.238.211.128.in-addr.arpa domain name pointer cary-c-061.resnet.purdue.edu. 62.238.211.128.in-addr.arpa domain name pointer cary-c-062.resnet.purdue.edu. 63.238.211.128.in-addr.arpa domain name pointer cary-c-063.resnet.purdue.edu. 64.238.211.128.in-addr.arpa domain name pointer cary-c-064.resnet.purdue.edu. 65.238.211.128.in-addr.arpa domain name pointer cary-c-065.resnet.purdue.edu. 66.238.211.128.in-addr.arpa domain name pointer cary-c-066.resnet.purdue.edu. 67.238.211.128.in-addr.arpa domain name pointer cary-c-067.resnet.purdue.edu. 68.238.211.128.in-addr.arpa domain name pointer cary-c-068.resnet.purdue.edu. 69.238.211.128.in-addr.arpa domain name pointer cary-c-069.resnet.purdue.edu. 70.238.211.128.in-addr.arpa domain name pointer cary-c-070.resnet.purdue.edu. 71.238.211.128.in-addr.arpa domain name pointer cary-c-071.resnet.purdue.edu. 72.238.211.128.in-addr.arpa domain name pointer cary-c-072.resnet.purdue.edu. 73.238.211.128.in-addr.arpa domain name pointer cary-c-073.resnet.purdue.edu. 74.238.211.128.in-addr.arpa domain name pointer cary-c-074.resnet.purdue.edu. 75.238.211.128.in-addr.arpa domain name pointer cary-c-075.resnet.purdue.edu. 76.238.211.128.in-addr.arpa domain name pointer cary-c-076.resnet.purdue.edu. 77.238.211.128.in-addr.arpa domain name pointer cary-c-077.resnet.purdue.edu. 78.238.211.128.in-addr.arpa domain name pointer cary-c-078.resnet.purdue.edu. 79.238.211.128.in-addr.arpa domain name pointer cary-c-079.resnet.purdue.edu. 80.238.211.128.in-addr.arpa domain name pointer cary-c-080.resnet.purdue.edu. 81.238.211.128.in-addr.arpa domain name pointer cary-c-081.resnet.purdue.edu. 82.238.211.128.in-addr.arpa domain name pointer cary-c-082.resnet.purdue.edu. 83.238.211.128.in-addr.arpa domain name pointer cary-c-083.resnet.purdue.edu. 84.238.211.128.in-addr.arpa domain name pointer cary-c-084.resnet.purdue.edu. 85.238.211.128.in-addr.arpa domain name pointer cary-c-085.resnet.purdue.edu. 86.238.211.128.in-addr.arpa domain name pointer cary-c-086.resnet.purdue.edu. 87.238.211.128.in-addr.arpa domain name pointer cary-c-087.resnet.purdue.edu. 88.238.211.128.in-addr.arpa domain name pointer cary-c-088.resnet.purdue.edu. 89.238.211.128.in-addr.arpa domain name pointer cary-c-089.resnet.purdue.edu. 90.238.211.128.in-addr.arpa domain name pointer cary-c-090.resnet.purdue.edu. 91.238.211.128.in-addr.arpa domain name pointer cary-c-091.resnet.purdue.edu. 92.238.211.128.in-addr.arpa domain name pointer cary-c-092.resnet.purdue.edu. 93.238.211.128.in-addr.arpa domain name pointer cary-c-093.resnet.purdue.edu. 94.238.211.128.in-addr.arpa domain name pointer cary-c-094.resnet.purdue.edu. 95.238.211.128.in-addr.arpa domain name pointer cary-c-095.resnet.purdue.edu. 96.238.211.128.in-addr.arpa domain name pointer cary-c-096.resnet.purdue.edu. 97.238.211.128.in-addr.arpa domain name pointer cary-c-097.resnet.purdue.edu. 98.238.211.128.in-addr.arpa domain name pointer cary-c-098.resnet.purdue.edu. 99.238.211.128.in-addr.arpa domain name pointer cary-c-099.resnet.purdue.edu. 100.238.211.128.in-addr.arpa domain name pointer cary-c-100.resnet.purdue.edu. 101.238.211.128.in-addr.arpa domain name pointer cary-c-101.resnet.purdue.edu. 102.238.211.128.in-addr.arpa domain name pointer cary-c-102.resnet.purdue.edu. 103.238.211.128.in-addr.arpa domain name pointer cary-c-103.resnet.purdue.edu. 104.238.211.128.in-addr.arpa domain name pointer cary-c-104.resnet.purdue.edu. 105.238.211.128.in-addr.arpa domain name pointer cary-c-105.resnet.purdue.edu. 106.238.211.128.in-addr.arpa domain name pointer cary-c-106.resnet.purdue.edu. 107.238.211.128.in-addr.arpa domain name pointer cary-c-107.resnet.purdue.edu. 108.238.211.128.in-addr.arpa domain name pointer cary-c-108.resnet.purdue.edu. 109.238.211.128.in-addr.arpa domain name pointer cary-c-109.resnet.purdue.edu. 110.238.211.128.in-addr.arpa domain name pointer cary-c-110.resnet.purdue.edu. 111.238.211.128.in-addr.arpa domain name pointer cary-c-111.resnet.purdue.edu. 112.238.211.128.in-addr.arpa domain name pointer cary-c-112.resnet.purdue.edu. 113.238.211.128.in-addr.arpa domain name pointer cary-c-113.resnet.purdue.edu. 114.238.211.128.in-addr.arpa domain name pointer cary-c-114.resnet.purdue.edu. 115.238.211.128.in-addr.arpa domain name pointer cary-c-115.resnet.purdue.edu. 116.238.211.128.in-addr.arpa domain name pointer cary-c-116.resnet.purdue.edu. 117.238.211.128.in-addr.arpa domain name pointer cary-c-117.resnet.purdue.edu. 118.238.211.128.in-addr.arpa domain name pointer cary-c-118.resnet.purdue.edu. 119.238.211.128.in-addr.arpa domain name pointer cary-c-119.resnet.purdue.edu. 120.238.211.128.in-addr.arpa domain name pointer cary-c-120.resnet.purdue.edu. 121.238.211.128.in-addr.arpa domain name pointer cary-c-121.resnet.purdue.edu. 122.238.211.128.in-addr.arpa domain name pointer cary-c-122.resnet.purdue.edu. 123.238.211.128.in-addr.arpa domain name pointer cary-c-123.resnet.purdue.edu. 124.238.211.128.in-addr.arpa domain name pointer cary-c-124.resnet.purdue.edu. 125.238.211.128.in-addr.arpa domain name pointer cary-c-125.resnet.purdue.edu. 126.238.211.128.in-addr.arpa domain name pointer cary-c-126.resnet.purdue.edu. 127.238.211.128.in-addr.arpa domain name pointer cary-c-127.resnet.purdue.edu. 128.238.211.128.in-addr.arpa domain name pointer cary-c-128.resnet.purdue.edu. 129.238.211.128.in-addr.arpa domain name pointer cary-c-129.resnet.purdue.edu. 130.238.211.128.in-addr.arpa domain name pointer cary-c-130.resnet.purdue.edu. 131.238.211.128.in-addr.arpa domain name pointer cary-c-131.resnet.purdue.edu. 132.238.211.128.in-addr.arpa domain name pointer cary-c-132.resnet.purdue.edu. 133.238.211.128.in-addr.arpa domain name pointer cary-c-133.resnet.purdue.edu. 134.238.211.128.in-addr.arpa domain name pointer cary-c-134.resnet.purdue.edu. 135.238.211.128.in-addr.arpa domain name pointer cary-c-135.resnet.purdue.edu. 136.238.211.128.in-addr.arpa domain name pointer cary-c-136.resnet.purdue.edu. 137.238.211.128.in-addr.arpa domain name pointer cary-c-137.resnet.purdue.edu. 138.238.211.128.in-addr.arpa domain name pointer cary-c-138.resnet.purdue.edu. 139.238.211.128.in-addr.arpa domain name pointer cary-c-139.resnet.purdue.edu. 140.238.211.128.in-addr.arpa domain name pointer cary-c-140.resnet.purdue.edu. 141.238.211.128.in-addr.arpa domain name pointer cary-c-141.resnet.purdue.edu. 142.238.211.128.in-addr.arpa domain name pointer cary-c-142.resnet.purdue.edu. 143.238.211.128.in-addr.arpa domain name pointer cary-c-143.resnet.purdue.edu. 144.238.211.128.in-addr.arpa domain name pointer cary-c-144.resnet.purdue.edu. 145.238.211.128.in-addr.arpa domain name pointer cary-c-145.resnet.purdue.edu. 146.238.211.128.in-addr.arpa domain name pointer cary-c-146.resnet.purdue.edu. 147.238.211.128.in-addr.arpa domain name pointer cary-c-147.resnet.purdue.edu. 148.238.211.128.in-addr.arpa domain name pointer cary-c-148.resnet.purdue.edu. 149.238.211.128.in-addr.arpa domain name pointer cary-c-149.resnet.purdue.edu. 150.238.211.128.in-addr.arpa domain name pointer cary-c-150.resnet.purdue.edu. 151.238.211.128.in-addr.arpa domain name pointer cary-c-151.resnet.purdue.edu. 152.238.211.128.in-addr.arpa domain name pointer cary-c-152.resnet.purdue.edu. 153.238.211.128.in-addr.arpa domain name pointer cary-c-153.resnet.purdue.edu. 154.238.211.128.in-addr.arpa domain name pointer cary-c-154.resnet.purdue.edu. 155.238.211.128.in-addr.arpa domain name pointer cary-c-155.resnet.purdue.edu. 156.238.211.128.in-addr.arpa domain name pointer cary-c-156.resnet.purdue.edu. 157.238.211.128.in-addr.arpa domain name pointer cary-c-157.resnet.purdue.edu. 158.238.211.128.in-addr.arpa domain name pointer cary-c-158.resnet.purdue.edu. 159.238.211.128.in-addr.arpa domain name pointer cary-c-159.resnet.purdue.edu. 160.238.211.128.in-addr.arpa domain name pointer cary-c-160.resnet.purdue.edu. 161.238.211.128.in-addr.arpa domain name pointer cary-c-161.resnet.purdue.edu. 162.238.211.128.in-addr.arpa domain name pointer cary-c-162.resnet.purdue.edu. 163.238.211.128.in-addr.arpa domain name pointer cary-c-163.resnet.purdue.edu. 164.238.211.128.in-addr.arpa domain name pointer cary-c-164.resnet.purdue.edu. 165.238.211.128.in-addr.arpa domain name pointer cary-c-165.resnet.purdue.edu. 166.238.211.128.in-addr.arpa domain name pointer cary-c-166.resnet.purdue.edu. 167.238.211.128.in-addr.arpa domain name pointer cary-c-167.resnet.purdue.edu. 168.238.211.128.in-addr.arpa domain name pointer cary-c-168.resnet.purdue.edu. 169.238.211.128.in-addr.arpa domain name pointer cary-c-169.resnet.purdue.edu. 170.238.211.128.in-addr.arpa domain name pointer cary-c-170.resnet.purdue.edu. 171.238.211.128.in-addr.arpa domain name pointer cary-c-171.resnet.purdue.edu. 172.238.211.128.in-addr.arpa domain name pointer cary-c-172.resnet.purdue.edu. 173.238.211.128.in-addr.arpa domain name pointer cary-c-173.resnet.purdue.edu. 174.238.211.128.in-addr.arpa domain name pointer cary-c-174.resnet.purdue.edu. 175.238.211.128.in-addr.arpa domain name pointer cary-c-175.resnet.purdue.edu. 176.238.211.128.in-addr.arpa domain name pointer cary-c-176.resnet.purdue.edu. 177.238.211.128.in-addr.arpa domain name pointer cary-c-177.resnet.purdue.edu. 178.238.211.128.in-addr.arpa domain name pointer cary-c-178.resnet.purdue.edu. 179.238.211.128.in-addr.arpa domain name pointer cary-c-179.resnet.purdue.edu. 180.238.211.128.in-addr.arpa domain name pointer cary-c-180.resnet.purdue.edu. 181.238.211.128.in-addr.arpa domain name pointer cary-c-181.resnet.purdue.edu. 182.238.211.128.in-addr.arpa domain name pointer cary-c-182.resnet.purdue.edu. 183.238.211.128.in-addr.arpa domain name pointer cary-c-183.resnet.purdue.edu. 184.238.211.128.in-addr.arpa domain name pointer cary-c-184.resnet.purdue.edu. 185.238.211.128.in-addr.arpa domain name pointer cary-c-185.resnet.purdue.edu. 186.238.211.128.in-addr.arpa domain name pointer cary-c-186.resnet.purdue.edu. 187.238.211.128.in-addr.arpa domain name pointer cary-c-187.resnet.purdue.edu. 188.238.211.128.in-addr.arpa domain name pointer cary-c-188.resnet.purdue.edu. 189.238.211.128.in-addr.arpa domain name pointer cary-c-189.resnet.purdue.edu. 190.238.211.128.in-addr.arpa domain name pointer cary-c-190.resnet.purdue.edu. 191.238.211.128.in-addr.arpa domain name pointer cary-c-191.resnet.purdue.edu. 192.238.211.128.in-addr.arpa domain name pointer cary-c-192.resnet.purdue.edu. 193.238.211.128.in-addr.arpa domain name pointer cary-c-193.resnet.purdue.edu. 194.238.211.128.in-addr.arpa domain name pointer cary-c-194.resnet.purdue.edu. 195.238.211.128.in-addr.arpa domain name pointer cary-c-195.resnet.purdue.edu. 196.238.211.128.in-addr.arpa domain name pointer cary-c-196.resnet.purdue.edu. 197.238.211.128.in-addr.arpa domain name pointer cary-c-197.resnet.purdue.edu. 198.238.211.128.in-addr.arpa domain name pointer cary-c-198.resnet.purdue.edu. 199.238.211.128.in-addr.arpa domain name pointer cary-c-199.resnet.purdue.edu. 200.238.211.128.in-addr.arpa domain name pointer cary-c-200.resnet.purdue.edu. 201.238.211.128.in-addr.arpa domain name pointer cary-c-201.resnet.purdue.edu. 202.238.211.128.in-addr.arpa domain name pointer cary-c-202.resnet.purdue.edu. 203.238.211.128.in-addr.arpa domain name pointer cary-c-203.resnet.purdue.edu. 204.238.211.128.in-addr.arpa domain name pointer cary-c-204.resnet.purdue.edu. 205.238.211.128.in-addr.arpa domain name pointer cary-c-205.resnet.purdue.edu. 206.238.211.128.in-addr.arpa domain name pointer cary-c-206.resnet.purdue.edu. 207.238.211.128.in-addr.arpa domain name pointer cary-c-207.resnet.purdue.edu. 208.238.211.128.in-addr.arpa domain name pointer cary-c-208.resnet.purdue.edu. 209.238.211.128.in-addr.arpa domain name pointer cary-c-209.resnet.purdue.edu. 210.238.211.128.in-addr.arpa domain name pointer cary-c-210.resnet.purdue.edu. 211.238.211.128.in-addr.arpa domain name pointer cary-c-211.resnet.purdue.edu. 212.238.211.128.in-addr.arpa domain name pointer cary-c-212.resnet.purdue.edu. 213.238.211.128.in-addr.arpa domain name pointer cary-c-213.resnet.purdue.edu. 214.238.211.128.in-addr.arpa domain name pointer cary-c-214.resnet.purdue.edu. 215.238.211.128.in-addr.arpa domain name pointer cary-c-215.resnet.purdue.edu. 216.238.211.128.in-addr.arpa domain name pointer cary-c-216.resnet.purdue.edu. 217.238.211.128.in-addr.arpa domain name pointer cary-c-217.resnet.purdue.edu. 218.238.211.128.in-addr.arpa domain name pointer cary-c-218.resnet.purdue.edu. 219.238.211.128.in-addr.arpa domain name pointer cary-c-219.resnet.purdue.edu. 220.238.211.128.in-addr.arpa domain name pointer cary-c-220.resnet.purdue.edu. 221.238.211.128.in-addr.arpa domain name pointer cary-c-221.resnet.purdue.edu. 222.238.211.128.in-addr.arpa domain name pointer cary-c-222.resnet.purdue.edu. 223.238.211.128.in-addr.arpa domain name pointer cary-c-223.resnet.purdue.edu. 224.238.211.128.in-addr.arpa domain name pointer cary-c-224.resnet.purdue.edu. 225.238.211.128.in-addr.arpa domain name pointer cary-c-225.resnet.purdue.edu. 226.238.211.128.in-addr.arpa domain name pointer cary-c-226.resnet.purdue.edu. 227.238.211.128.in-addr.arpa domain name pointer cary-c-227.resnet.purdue.edu. 228.238.211.128.in-addr.arpa domain name pointer cary-c-228.resnet.purdue.edu. 229.238.211.128.in-addr.arpa domain name pointer cary-c-229.resnet.purdue.edu. 230.238.211.128.in-addr.arpa domain name pointer cary-c-230.resnet.purdue.edu. 231.238.211.128.in-addr.arpa domain name pointer cary-c-231.resnet.purdue.edu. 232.238.211.128.in-addr.arpa domain name pointer cary-c-232.resnet.purdue.edu. 233.238.211.128.in-addr.arpa domain name pointer cary-c-233.resnet.purdue.edu. 234.238.211.128.in-addr.arpa domain name pointer cary-c-234.resnet.purdue.edu. 235.238.211.128.in-addr.arpa domain name pointer cary-c-235.resnet.purdue.edu. 236.238.211.128.in-addr.arpa domain name pointer cary-c-236.resnet.purdue.edu. 237.238.211.128.in-addr.arpa domain name pointer cary-c-237.resnet.purdue.edu. 238.238.211.128.in-addr.arpa domain name pointer cary-c-238.resnet.purdue.edu. 239.238.211.128.in-addr.arpa domain name pointer cary-c-239.resnet.purdue.edu. 240.238.211.128.in-addr.arpa domain name pointer cary-c-240.resnet.purdue.edu. 241.238.211.128.in-addr.arpa domain name pointer cary-c-241.resnet.purdue.edu. 242.238.211.128.in-addr.arpa domain name pointer cary-c-242.resnet.purdue.edu. 243.238.211.128.in-addr.arpa domain name pointer cary-c-243.resnet.purdue.edu. 244.238.211.128.in-addr.arpa domain name pointer cary-c-244.resnet.purdue.edu. 245.238.211.128.in-addr.arpa domain name pointer cary-c-245.resnet.purdue.edu. 246.238.211.128.in-addr.arpa domain name pointer cary-c-246.resnet.purdue.edu. 247.238.211.128.in-addr.arpa domain name pointer cary-c-247.resnet.purdue.edu. 248.238.211.128.in-addr.arpa domain name pointer cary-c-248.resnet.purdue.edu. 249.238.211.128.in-addr.arpa domain name pointer cary-c-249.resnet.purdue.edu. 250.238.211.128.in-addr.arpa domain name pointer cary-c-250.resnet.purdue.edu. 251.238.211.128.in-addr.arpa domain name pointer lmb-238.resnet.purdue.edu. 252.238.211.128.in-addr.arpa domain name pointer explorer-238.itt.purdue.edu. Host 253.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 254.238.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 255.238.211.128.in-addr.arpa not found: 3(NXDOMAIN)