Host 0.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) 1.250.211.128.in-addr.arpa domain name pointer cqne-b010-c4507-01-250b.tcom.purdue.edu. 2.250.211.128.in-addr.arpa domain name pointer pdntest250b.tcom.purdue.edu. Host 3.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 4.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 5.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 6.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 7.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 8.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 9.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 10.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 11.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 12.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 13.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 14.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 15.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) 16.250.211.128.in-addr.arpa domain name pointer cary-d-016.resnet.purdue.edu. 17.250.211.128.in-addr.arpa domain name pointer cary-d-017.resnet.purdue.edu. 18.250.211.128.in-addr.arpa domain name pointer cary-d-018.resnet.purdue.edu. 19.250.211.128.in-addr.arpa domain name pointer cary-d-019.resnet.purdue.edu. 20.250.211.128.in-addr.arpa domain name pointer cary-d-020.resnet.purdue.edu. 21.250.211.128.in-addr.arpa domain name pointer cary-d-021.resnet.purdue.edu. 22.250.211.128.in-addr.arpa domain name pointer cary-d-022.resnet.purdue.edu. 23.250.211.128.in-addr.arpa domain name pointer cary-d-023.resnet.purdue.edu. 24.250.211.128.in-addr.arpa domain name pointer cary-d-024.resnet.purdue.edu. 25.250.211.128.in-addr.arpa domain name pointer cary-d-025.resnet.purdue.edu. 26.250.211.128.in-addr.arpa domain name pointer cary-d-026.resnet.purdue.edu. 27.250.211.128.in-addr.arpa domain name pointer cary-d-027.resnet.purdue.edu. 28.250.211.128.in-addr.arpa domain name pointer cary-d-028.resnet.purdue.edu. 29.250.211.128.in-addr.arpa domain name pointer cary-d-029.resnet.purdue.edu. 30.250.211.128.in-addr.arpa domain name pointer cary-d-030.resnet.purdue.edu. 31.250.211.128.in-addr.arpa domain name pointer cary-d-031.resnet.purdue.edu. 32.250.211.128.in-addr.arpa domain name pointer cary-d-032.resnet.purdue.edu. 33.250.211.128.in-addr.arpa domain name pointer cary-d-033.resnet.purdue.edu. 34.250.211.128.in-addr.arpa domain name pointer cary-d-034.resnet.purdue.edu. 35.250.211.128.in-addr.arpa domain name pointer cary-d-035.resnet.purdue.edu. 36.250.211.128.in-addr.arpa domain name pointer cary-d-036.resnet.purdue.edu. 37.250.211.128.in-addr.arpa domain name pointer cary-d-037.resnet.purdue.edu. 38.250.211.128.in-addr.arpa domain name pointer cary-d-038.resnet.purdue.edu. 39.250.211.128.in-addr.arpa domain name pointer cary-d-039.resnet.purdue.edu. 40.250.211.128.in-addr.arpa domain name pointer cary-d-040.resnet.purdue.edu. 41.250.211.128.in-addr.arpa domain name pointer cary-d-041.resnet.purdue.edu. 42.250.211.128.in-addr.arpa domain name pointer cary-d-042.resnet.purdue.edu. 43.250.211.128.in-addr.arpa domain name pointer cary-d-043.resnet.purdue.edu. 44.250.211.128.in-addr.arpa domain name pointer cary-d-044.resnet.purdue.edu. 45.250.211.128.in-addr.arpa domain name pointer cary-d-045.resnet.purdue.edu. 46.250.211.128.in-addr.arpa domain name pointer cary-d-046.resnet.purdue.edu. 47.250.211.128.in-addr.arpa domain name pointer cary-d-047.resnet.purdue.edu. 48.250.211.128.in-addr.arpa domain name pointer cary-d-048.resnet.purdue.edu. 49.250.211.128.in-addr.arpa domain name pointer cary-d-049.resnet.purdue.edu. 50.250.211.128.in-addr.arpa domain name pointer cary-d-050.resnet.purdue.edu. 51.250.211.128.in-addr.arpa domain name pointer cary-d-051.resnet.purdue.edu. 52.250.211.128.in-addr.arpa domain name pointer cary-d-052.resnet.purdue.edu. 53.250.211.128.in-addr.arpa domain name pointer cary-d-053.resnet.purdue.edu. 54.250.211.128.in-addr.arpa domain name pointer cary-d-054.resnet.purdue.edu. 55.250.211.128.in-addr.arpa domain name pointer cary-d-055.resnet.purdue.edu. 56.250.211.128.in-addr.arpa domain name pointer cary-d-056.resnet.purdue.edu. 57.250.211.128.in-addr.arpa domain name pointer cary-d-057.resnet.purdue.edu. 58.250.211.128.in-addr.arpa domain name pointer cary-d-058.resnet.purdue.edu. 59.250.211.128.in-addr.arpa domain name pointer cary-d-059.resnet.purdue.edu. 60.250.211.128.in-addr.arpa domain name pointer cary-d-060.resnet.purdue.edu. 61.250.211.128.in-addr.arpa domain name pointer cary-d-061.resnet.purdue.edu. 62.250.211.128.in-addr.arpa domain name pointer cary-d-062.resnet.purdue.edu. 63.250.211.128.in-addr.arpa domain name pointer cary-d-063.resnet.purdue.edu. 64.250.211.128.in-addr.arpa domain name pointer cary-d-064.resnet.purdue.edu. 65.250.211.128.in-addr.arpa domain name pointer cary-d-065.resnet.purdue.edu. 66.250.211.128.in-addr.arpa domain name pointer cary-d-066.resnet.purdue.edu. 67.250.211.128.in-addr.arpa domain name pointer cary-d-067.resnet.purdue.edu. 68.250.211.128.in-addr.arpa domain name pointer cary-d-068.resnet.purdue.edu. 69.250.211.128.in-addr.arpa domain name pointer cary-d-069.resnet.purdue.edu. 70.250.211.128.in-addr.arpa domain name pointer cary-d-070.resnet.purdue.edu. 71.250.211.128.in-addr.arpa domain name pointer cary-d-071.resnet.purdue.edu. 72.250.211.128.in-addr.arpa domain name pointer cary-d-072.resnet.purdue.edu. 73.250.211.128.in-addr.arpa domain name pointer cary-d-073.resnet.purdue.edu. 74.250.211.128.in-addr.arpa domain name pointer cary-d-074.resnet.purdue.edu. 75.250.211.128.in-addr.arpa domain name pointer cary-d-075.resnet.purdue.edu. 76.250.211.128.in-addr.arpa domain name pointer cary-d-076.resnet.purdue.edu. 77.250.211.128.in-addr.arpa domain name pointer cary-d-077.resnet.purdue.edu. 78.250.211.128.in-addr.arpa domain name pointer cary-d-078.resnet.purdue.edu. 79.250.211.128.in-addr.arpa domain name pointer cary-d-079.resnet.purdue.edu. 80.250.211.128.in-addr.arpa domain name pointer cary-d-080.resnet.purdue.edu. 81.250.211.128.in-addr.arpa domain name pointer cary-d-081.resnet.purdue.edu. 82.250.211.128.in-addr.arpa domain name pointer cary-d-082.resnet.purdue.edu. 83.250.211.128.in-addr.arpa domain name pointer cary-d-083.resnet.purdue.edu. 84.250.211.128.in-addr.arpa domain name pointer cary-d-084.resnet.purdue.edu. 85.250.211.128.in-addr.arpa domain name pointer cary-d-085.resnet.purdue.edu. 86.250.211.128.in-addr.arpa domain name pointer cary-d-086.resnet.purdue.edu. 87.250.211.128.in-addr.arpa domain name pointer cary-d-087.resnet.purdue.edu. 88.250.211.128.in-addr.arpa domain name pointer cary-d-088.resnet.purdue.edu. 89.250.211.128.in-addr.arpa domain name pointer cary-d-089.resnet.purdue.edu. 90.250.211.128.in-addr.arpa domain name pointer cary-d-090.resnet.purdue.edu. 91.250.211.128.in-addr.arpa domain name pointer cary-d-091.resnet.purdue.edu. 92.250.211.128.in-addr.arpa domain name pointer cary-d-092.resnet.purdue.edu. 93.250.211.128.in-addr.arpa domain name pointer cary-d-093.resnet.purdue.edu. 94.250.211.128.in-addr.arpa domain name pointer cary-d-094.resnet.purdue.edu. 95.250.211.128.in-addr.arpa domain name pointer cary-d-095.resnet.purdue.edu. 96.250.211.128.in-addr.arpa domain name pointer cary-d-096.resnet.purdue.edu. 97.250.211.128.in-addr.arpa domain name pointer cary-d-097.resnet.purdue.edu. 98.250.211.128.in-addr.arpa domain name pointer cary-d-098.resnet.purdue.edu. 99.250.211.128.in-addr.arpa domain name pointer cary-d-099.resnet.purdue.edu. 100.250.211.128.in-addr.arpa domain name pointer cary-d-100.resnet.purdue.edu. 101.250.211.128.in-addr.arpa domain name pointer cary-d-101.resnet.purdue.edu. 102.250.211.128.in-addr.arpa domain name pointer cary-d-102.resnet.purdue.edu. 103.250.211.128.in-addr.arpa domain name pointer cary-d-103.resnet.purdue.edu. 104.250.211.128.in-addr.arpa domain name pointer cary-d-104.resnet.purdue.edu. 105.250.211.128.in-addr.arpa domain name pointer cary-d-105.resnet.purdue.edu. 106.250.211.128.in-addr.arpa domain name pointer cary-d-106.resnet.purdue.edu. 107.250.211.128.in-addr.arpa domain name pointer cary-d-107.resnet.purdue.edu. 108.250.211.128.in-addr.arpa domain name pointer cary-d-108.resnet.purdue.edu. 109.250.211.128.in-addr.arpa domain name pointer cary-d-109.resnet.purdue.edu. 110.250.211.128.in-addr.arpa domain name pointer cary-d-110.resnet.purdue.edu. 111.250.211.128.in-addr.arpa domain name pointer cary-d-111.resnet.purdue.edu. 112.250.211.128.in-addr.arpa domain name pointer cary-d-112.resnet.purdue.edu. 113.250.211.128.in-addr.arpa domain name pointer cary-d-113.resnet.purdue.edu. 114.250.211.128.in-addr.arpa domain name pointer cary-d-114.resnet.purdue.edu. 115.250.211.128.in-addr.arpa domain name pointer cary-d-115.resnet.purdue.edu. 116.250.211.128.in-addr.arpa domain name pointer cary-d-116.resnet.purdue.edu. 117.250.211.128.in-addr.arpa domain name pointer cary-d-117.resnet.purdue.edu. 118.250.211.128.in-addr.arpa domain name pointer cary-d-118.resnet.purdue.edu. 119.250.211.128.in-addr.arpa domain name pointer cary-d-119.resnet.purdue.edu. 120.250.211.128.in-addr.arpa domain name pointer cary-d-120.resnet.purdue.edu. 121.250.211.128.in-addr.arpa domain name pointer cary-d-121.resnet.purdue.edu. 122.250.211.128.in-addr.arpa domain name pointer cary-d-122.resnet.purdue.edu. 123.250.211.128.in-addr.arpa domain name pointer cary-d-123.resnet.purdue.edu. 124.250.211.128.in-addr.arpa domain name pointer cary-d-124.resnet.purdue.edu. 125.250.211.128.in-addr.arpa domain name pointer cary-d-125.resnet.purdue.edu. 126.250.211.128.in-addr.arpa domain name pointer cary-d-126.resnet.purdue.edu. 127.250.211.128.in-addr.arpa domain name pointer cary-d-127.resnet.purdue.edu. 128.250.211.128.in-addr.arpa domain name pointer cary-d-128.resnet.purdue.edu. 129.250.211.128.in-addr.arpa domain name pointer cary-d-129.resnet.purdue.edu. 130.250.211.128.in-addr.arpa domain name pointer cary-d-130.resnet.purdue.edu. 131.250.211.128.in-addr.arpa domain name pointer cary-d-131.resnet.purdue.edu. 132.250.211.128.in-addr.arpa domain name pointer cary-d-132.resnet.purdue.edu. 133.250.211.128.in-addr.arpa domain name pointer cary-d-133.resnet.purdue.edu. 134.250.211.128.in-addr.arpa domain name pointer cary-d-134.resnet.purdue.edu. 135.250.211.128.in-addr.arpa domain name pointer cary-d-135.resnet.purdue.edu. 136.250.211.128.in-addr.arpa domain name pointer cary-d-136.resnet.purdue.edu. 137.250.211.128.in-addr.arpa domain name pointer cary-d-137.resnet.purdue.edu. 138.250.211.128.in-addr.arpa domain name pointer cary-d-138.resnet.purdue.edu. 139.250.211.128.in-addr.arpa domain name pointer cary-d-139.resnet.purdue.edu. 140.250.211.128.in-addr.arpa domain name pointer cary-d-140.resnet.purdue.edu. 141.250.211.128.in-addr.arpa domain name pointer cary-d-141.resnet.purdue.edu. 142.250.211.128.in-addr.arpa domain name pointer cary-d-142.resnet.purdue.edu. 143.250.211.128.in-addr.arpa domain name pointer cary-d-143.resnet.purdue.edu. 144.250.211.128.in-addr.arpa domain name pointer cary-d-144.resnet.purdue.edu. 145.250.211.128.in-addr.arpa domain name pointer cary-d-145.resnet.purdue.edu. 146.250.211.128.in-addr.arpa domain name pointer cary-d-146.resnet.purdue.edu. 147.250.211.128.in-addr.arpa domain name pointer cary-d-147.resnet.purdue.edu. 148.250.211.128.in-addr.arpa domain name pointer cary-d-148.resnet.purdue.edu. 149.250.211.128.in-addr.arpa domain name pointer cary-d-149.resnet.purdue.edu. 150.250.211.128.in-addr.arpa domain name pointer cary-d-150.resnet.purdue.edu. 151.250.211.128.in-addr.arpa domain name pointer cary-d-151.resnet.purdue.edu. 152.250.211.128.in-addr.arpa domain name pointer cary-d-152.resnet.purdue.edu. 153.250.211.128.in-addr.arpa domain name pointer cary-d-153.resnet.purdue.edu. 154.250.211.128.in-addr.arpa domain name pointer cary-d-154.resnet.purdue.edu. 155.250.211.128.in-addr.arpa domain name pointer cary-d-155.resnet.purdue.edu. 156.250.211.128.in-addr.arpa domain name pointer cary-d-156.resnet.purdue.edu. 157.250.211.128.in-addr.arpa domain name pointer cary-d-157.resnet.purdue.edu. 158.250.211.128.in-addr.arpa domain name pointer cary-d-158.resnet.purdue.edu. 159.250.211.128.in-addr.arpa domain name pointer cary-d-159.resnet.purdue.edu. 160.250.211.128.in-addr.arpa domain name pointer cary-d-160.resnet.purdue.edu. 161.250.211.128.in-addr.arpa domain name pointer cary-d-161.resnet.purdue.edu. 162.250.211.128.in-addr.arpa domain name pointer cary-d-162.resnet.purdue.edu. 163.250.211.128.in-addr.arpa domain name pointer cary-d-163.resnet.purdue.edu. 164.250.211.128.in-addr.arpa domain name pointer cary-d-164.resnet.purdue.edu. 165.250.211.128.in-addr.arpa domain name pointer cary-d-165.resnet.purdue.edu. 166.250.211.128.in-addr.arpa domain name pointer cary-d-166.resnet.purdue.edu. 167.250.211.128.in-addr.arpa domain name pointer cary-d-167.resnet.purdue.edu. 168.250.211.128.in-addr.arpa domain name pointer cary-d-168.resnet.purdue.edu. 169.250.211.128.in-addr.arpa domain name pointer cary-d-169.resnet.purdue.edu. 170.250.211.128.in-addr.arpa domain name pointer cary-d-170.resnet.purdue.edu. 171.250.211.128.in-addr.arpa domain name pointer cary-d-171.resnet.purdue.edu. 172.250.211.128.in-addr.arpa domain name pointer cary-d-172.resnet.purdue.edu. 173.250.211.128.in-addr.arpa domain name pointer cary-d-173.resnet.purdue.edu. 174.250.211.128.in-addr.arpa domain name pointer cary-d-174.resnet.purdue.edu. 175.250.211.128.in-addr.arpa domain name pointer cary-d-175.resnet.purdue.edu. 176.250.211.128.in-addr.arpa domain name pointer cary-d-176.resnet.purdue.edu. 177.250.211.128.in-addr.arpa domain name pointer cary-d-177.resnet.purdue.edu. 178.250.211.128.in-addr.arpa domain name pointer cary-d-178.resnet.purdue.edu. 179.250.211.128.in-addr.arpa domain name pointer cary-d-179.resnet.purdue.edu. 180.250.211.128.in-addr.arpa domain name pointer cary-d-180.resnet.purdue.edu. 181.250.211.128.in-addr.arpa domain name pointer cary-d-181.resnet.purdue.edu. 182.250.211.128.in-addr.arpa domain name pointer cary-d-182.resnet.purdue.edu. 183.250.211.128.in-addr.arpa domain name pointer cary-d-183.resnet.purdue.edu. 184.250.211.128.in-addr.arpa domain name pointer cary-d-184.resnet.purdue.edu. 185.250.211.128.in-addr.arpa domain name pointer cary-d-185.resnet.purdue.edu. 186.250.211.128.in-addr.arpa domain name pointer cary-d-186.resnet.purdue.edu. 187.250.211.128.in-addr.arpa domain name pointer cary-d-187.resnet.purdue.edu. 188.250.211.128.in-addr.arpa domain name pointer cary-d-188.resnet.purdue.edu. 189.250.211.128.in-addr.arpa domain name pointer cary-d-189.resnet.purdue.edu. 190.250.211.128.in-addr.arpa domain name pointer cary-d-190.resnet.purdue.edu. 191.250.211.128.in-addr.arpa domain name pointer cary-d-191.resnet.purdue.edu. 192.250.211.128.in-addr.arpa domain name pointer cary-d-192.resnet.purdue.edu. 193.250.211.128.in-addr.arpa domain name pointer cary-d-193.resnet.purdue.edu. 194.250.211.128.in-addr.arpa domain name pointer cary-d-194.resnet.purdue.edu. 195.250.211.128.in-addr.arpa domain name pointer cary-d-195.resnet.purdue.edu. 196.250.211.128.in-addr.arpa domain name pointer cary-d-196.resnet.purdue.edu. 197.250.211.128.in-addr.arpa domain name pointer cary-d-197.resnet.purdue.edu. 198.250.211.128.in-addr.arpa domain name pointer cary-d-198.resnet.purdue.edu. 199.250.211.128.in-addr.arpa domain name pointer cary-d-199.resnet.purdue.edu. 200.250.211.128.in-addr.arpa domain name pointer cary-d-200.resnet.purdue.edu. 201.250.211.128.in-addr.arpa domain name pointer cary-d-201.resnet.purdue.edu. 202.250.211.128.in-addr.arpa domain name pointer cary-d-202.resnet.purdue.edu. 203.250.211.128.in-addr.arpa domain name pointer cary-d-203.resnet.purdue.edu. 204.250.211.128.in-addr.arpa domain name pointer cary-d-204.resnet.purdue.edu. 205.250.211.128.in-addr.arpa domain name pointer cary-d-205.resnet.purdue.edu. 206.250.211.128.in-addr.arpa domain name pointer cary-d-206.resnet.purdue.edu. 207.250.211.128.in-addr.arpa domain name pointer cary-d-207.resnet.purdue.edu. 208.250.211.128.in-addr.arpa domain name pointer cary-d-208.resnet.purdue.edu. 209.250.211.128.in-addr.arpa domain name pointer cary-d-209.resnet.purdue.edu. 210.250.211.128.in-addr.arpa domain name pointer cary-d-210.resnet.purdue.edu. 211.250.211.128.in-addr.arpa domain name pointer cary-d-211.resnet.purdue.edu. 212.250.211.128.in-addr.arpa domain name pointer cary-d-212.resnet.purdue.edu. 213.250.211.128.in-addr.arpa domain name pointer cary-d-213.resnet.purdue.edu. 214.250.211.128.in-addr.arpa domain name pointer cary-d-214.resnet.purdue.edu. 215.250.211.128.in-addr.arpa domain name pointer cary-d-215.resnet.purdue.edu. 216.250.211.128.in-addr.arpa domain name pointer cary-d-216.resnet.purdue.edu. 217.250.211.128.in-addr.arpa domain name pointer cary-d-217.resnet.purdue.edu. 218.250.211.128.in-addr.arpa domain name pointer cary-d-218.resnet.purdue.edu. 219.250.211.128.in-addr.arpa domain name pointer cary-d-219.resnet.purdue.edu. 220.250.211.128.in-addr.arpa domain name pointer cary-d-220.resnet.purdue.edu. 221.250.211.128.in-addr.arpa domain name pointer cary-d-221.resnet.purdue.edu. 222.250.211.128.in-addr.arpa domain name pointer cary-d-222.resnet.purdue.edu. 223.250.211.128.in-addr.arpa domain name pointer cary-d-223.resnet.purdue.edu. 224.250.211.128.in-addr.arpa domain name pointer cary-d-224.resnet.purdue.edu. 225.250.211.128.in-addr.arpa domain name pointer cary-d-225.resnet.purdue.edu. 226.250.211.128.in-addr.arpa domain name pointer cary-d-226.resnet.purdue.edu. 227.250.211.128.in-addr.arpa domain name pointer cary-d-227.resnet.purdue.edu. 228.250.211.128.in-addr.arpa domain name pointer cary-d-228.resnet.purdue.edu. 229.250.211.128.in-addr.arpa domain name pointer cary-d-229.resnet.purdue.edu. 230.250.211.128.in-addr.arpa domain name pointer cary-d-230.resnet.purdue.edu. 231.250.211.128.in-addr.arpa domain name pointer cary-d-231.resnet.purdue.edu. 232.250.211.128.in-addr.arpa domain name pointer cary-d-232.resnet.purdue.edu. 233.250.211.128.in-addr.arpa domain name pointer cary-d-233.resnet.purdue.edu. 234.250.211.128.in-addr.arpa domain name pointer cary-d-234.resnet.purdue.edu. 235.250.211.128.in-addr.arpa domain name pointer cary-d-235.resnet.purdue.edu. 236.250.211.128.in-addr.arpa domain name pointer cary-d-236.resnet.purdue.edu. 237.250.211.128.in-addr.arpa domain name pointer cary-d-237.resnet.purdue.edu. 238.250.211.128.in-addr.arpa domain name pointer cary-d-238.resnet.purdue.edu. 239.250.211.128.in-addr.arpa domain name pointer cary-d-239.resnet.purdue.edu. 240.250.211.128.in-addr.arpa domain name pointer cary-d-240.resnet.purdue.edu. 241.250.211.128.in-addr.arpa domain name pointer cary-d-241.resnet.purdue.edu. 242.250.211.128.in-addr.arpa domain name pointer cary-d-242.resnet.purdue.edu. 243.250.211.128.in-addr.arpa domain name pointer cary-d-243.resnet.purdue.edu. 244.250.211.128.in-addr.arpa domain name pointer cary-d-244.resnet.purdue.edu. 245.250.211.128.in-addr.arpa domain name pointer cary-d-245.resnet.purdue.edu. 246.250.211.128.in-addr.arpa domain name pointer cary-d-246.resnet.purdue.edu. 247.250.211.128.in-addr.arpa domain name pointer cary-d-247.resnet.purdue.edu. 248.250.211.128.in-addr.arpa domain name pointer cary-d-248.resnet.purdue.edu. 249.250.211.128.in-addr.arpa domain name pointer cary-d-249.resnet.purdue.edu. 250.250.211.128.in-addr.arpa domain name pointer cary-d-250.resnet.purdue.edu. 251.250.211.128.in-addr.arpa domain name pointer lmb-250.resnet.purdue.edu. 252.250.211.128.in-addr.arpa domain name pointer explorer-250.itt.purdue.edu. Host 253.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 254.250.211.128.in-addr.arpa not found: 3(NXDOMAIN) Host 255.250.211.128.in-addr.arpa not found: 3(NXDOMAIN)