[0] 0.212.122.168.in-addr.arpa.: domain name does not exist [3600] 1.212.122.168.in-addr.arpa. domain name pointer babc275-0601net-gw.bu.edu [0] 2.212.122.168.in-addr.arpa.: domain name does not exist [0] 3.212.122.168.in-addr.arpa.: domain name does not exist [0] 4.212.122.168.in-addr.arpa.: domain name does not exist [0] 5.212.122.168.in-addr.arpa.: domain name does not exist [0] 6.212.122.168.in-addr.arpa.: domain name does not exist [0] 7.212.122.168.in-addr.arpa.: domain name does not exist [0] 8.212.122.168.in-addr.arpa.: domain name does not exist [0] 9.212.122.168.in-addr.arpa.: domain name does not exist [3600] 10.212.122.168.in-addr.arpa. domain name pointer babc275-630es01.bu.edu [3600] 11.212.122.168.in-addr.arpa. domain name pointer babc275-630es02.bu.edu [3600] 12.212.122.168.in-addr.arpa. domain name pointer babc275-630es03.bu.edu [3600] 13.212.122.168.in-addr.arpa. domain name pointer babc275-630es04.bu.edu [3600] 14.212.122.168.in-addr.arpa. domain name pointer babc275-630es05.bu.edu [3600] 15.212.122.168.in-addr.arpa. domain name pointer babc275-630es06.bu.edu [3600] 16.212.122.168.in-addr.arpa. domain name pointer babc275-630es07.bu.edu [3600] 17.212.122.168.in-addr.arpa. domain name pointer babc275-630es08.bu.edu [0] 18.212.122.168.in-addr.arpa.: domain name does not exist [0] 19.212.122.168.in-addr.arpa.: domain name does not exist [0] 20.212.122.168.in-addr.arpa.: domain name does not exist [0] 21.212.122.168.in-addr.arpa.: domain name does not exist [0] 22.212.122.168.in-addr.arpa.: domain name does not exist [0] 23.212.122.168.in-addr.arpa.: domain name does not exist [0] 24.212.122.168.in-addr.arpa.: domain name does not exist [0] 25.212.122.168.in-addr.arpa.: domain name does not exist [0] 26.212.122.168.in-addr.arpa.: domain name does not exist [0] 27.212.122.168.in-addr.arpa.: domain name does not exist [0] 28.212.122.168.in-addr.arpa.: domain name does not exist [0] 29.212.122.168.in-addr.arpa.: domain name does not exist [0] 30.212.122.168.in-addr.arpa.: domain name does not exist [3600] 31.212.122.168.in-addr.arpa. domain name pointer babc275-0601-031.bu.edu [3600] 32.212.122.168.in-addr.arpa. domain name pointer babc275-0601-032.bu.edu [3600] 33.212.122.168.in-addr.arpa. domain name pointer babc275-0601-033.bu.edu [3600] 34.212.122.168.in-addr.arpa. domain name pointer babc275-0601-034.bu.edu [3600] 35.212.122.168.in-addr.arpa. domain name pointer babc275-0601-035.bu.edu [3600] 36.212.122.168.in-addr.arpa. domain name pointer babc275-0601-036.bu.edu [3600] 37.212.122.168.in-addr.arpa. domain name pointer babc275-0601-037.bu.edu [3600] 38.212.122.168.in-addr.arpa. domain name pointer babc275-0601-038.bu.edu [3600] 39.212.122.168.in-addr.arpa. domain name pointer babc275-0601-039.bu.edu [3600] 40.212.122.168.in-addr.arpa. domain name pointer babc275-0601-040.bu.edu [3600] 41.212.122.168.in-addr.arpa. domain name pointer babc275-0601-041.bu.edu [3600] 42.212.122.168.in-addr.arpa. domain name pointer babc275-0601-042.bu.edu [3600] 43.212.122.168.in-addr.arpa. domain name pointer babc275-0601-043.bu.edu [3600] 44.212.122.168.in-addr.arpa. domain name pointer babc275-0601-044.bu.edu [3600] 45.212.122.168.in-addr.arpa. domain name pointer babc275-0601-045.bu.edu [3600] 46.212.122.168.in-addr.arpa. domain name pointer babc275-0601-046.bu.edu [3600] 47.212.122.168.in-addr.arpa. domain name pointer babc275-0601-047.bu.edu [3600] 48.212.122.168.in-addr.arpa. domain name pointer babc275-0601-048.bu.edu [3600] 49.212.122.168.in-addr.arpa. domain name pointer babc275-0601-049.bu.edu [3600] 50.212.122.168.in-addr.arpa. domain name pointer babc275-0601-050.bu.edu [3600] 51.212.122.168.in-addr.arpa. domain name pointer babc275-0601-051.bu.edu [3600] 52.212.122.168.in-addr.arpa. domain name pointer babc275-0601-052.bu.edu [3600] 53.212.122.168.in-addr.arpa. domain name pointer babc275-0601-053.bu.edu [3600] 54.212.122.168.in-addr.arpa. domain name pointer babc275-0601-054.bu.edu [3600] 55.212.122.168.in-addr.arpa. domain name pointer babc275-0601-055.bu.edu [3600] 56.212.122.168.in-addr.arpa. domain name pointer babc275-0601-056.bu.edu [3600] 57.212.122.168.in-addr.arpa. domain name pointer babc275-0601-057.bu.edu [3600] 58.212.122.168.in-addr.arpa. domain name pointer babc275-0601-058.bu.edu [3600] 59.212.122.168.in-addr.arpa. domain name pointer babc275-0601-059.bu.edu [3600] 60.212.122.168.in-addr.arpa. domain name pointer babc275-0601-060.bu.edu [3600] 61.212.122.168.in-addr.arpa. domain name pointer babc275-0601-061.bu.edu [3600] 62.212.122.168.in-addr.arpa. domain name pointer babc275-0601-062.bu.edu [3600] 63.212.122.168.in-addr.arpa. domain name pointer babc275-0601-063.bu.edu [3600] 64.212.122.168.in-addr.arpa. domain name pointer babc275-0601-064.bu.edu [3600] 65.212.122.168.in-addr.arpa. domain name pointer babc275-0601-065.bu.edu [3600] 66.212.122.168.in-addr.arpa. domain name pointer babc275-0601-066.bu.edu [3600] 67.212.122.168.in-addr.arpa. domain name pointer babc275-0601-067.bu.edu [3600] 68.212.122.168.in-addr.arpa. domain name pointer babc275-0601-068.bu.edu [3600] 69.212.122.168.in-addr.arpa. domain name pointer babc275-0601-069.bu.edu [3600] 70.212.122.168.in-addr.arpa. domain name pointer babc275-0601-070.bu.edu [3600] 71.212.122.168.in-addr.arpa. domain name pointer babc275-0601-071.bu.edu [3600] 72.212.122.168.in-addr.arpa. domain name pointer babc275-0601-072.bu.edu [3600] 73.212.122.168.in-addr.arpa. domain name pointer babc275-0601-073.bu.edu [3600] 74.212.122.168.in-addr.arpa. domain name pointer babc275-0601-074.bu.edu [3600] 75.212.122.168.in-addr.arpa. domain name pointer babc275-0601-075.bu.edu [3600] 76.212.122.168.in-addr.arpa. domain name pointer babc275-0601-076.bu.edu [3600] 77.212.122.168.in-addr.arpa. domain name pointer babc275-0601-077.bu.edu [3600] 78.212.122.168.in-addr.arpa. domain name pointer babc275-0601-078.bu.edu [3600] 79.212.122.168.in-addr.arpa. domain name pointer babc275-0601-079.bu.edu [3600] 80.212.122.168.in-addr.arpa. domain name pointer babc275-0601-080.bu.edu [3600] 81.212.122.168.in-addr.arpa. domain name pointer babc275-0601-081.bu.edu [3600] 82.212.122.168.in-addr.arpa. domain name pointer babc275-0601-082.bu.edu [3600] 83.212.122.168.in-addr.arpa. domain name pointer babc275-0601-083.bu.edu [3600] 84.212.122.168.in-addr.arpa. domain name pointer babc275-0601-084.bu.edu [3600] 85.212.122.168.in-addr.arpa. domain name pointer babc275-0601-085.bu.edu [3600] 86.212.122.168.in-addr.arpa. domain name pointer babc275-0601-086.bu.edu [3600] 87.212.122.168.in-addr.arpa. domain name pointer babc275-0601-087.bu.edu [3600] 88.212.122.168.in-addr.arpa. domain name pointer babc275-0601-088.bu.edu [3600] 89.212.122.168.in-addr.arpa. domain name pointer babc275-0601-089.bu.edu [3600] 90.212.122.168.in-addr.arpa. domain name pointer babc275-0601-090.bu.edu [3600] 91.212.122.168.in-addr.arpa. domain name pointer babc275-0601-091.bu.edu [3600] 92.212.122.168.in-addr.arpa. domain name pointer babc275-0601-092.bu.edu [3600] 93.212.122.168.in-addr.arpa. domain name pointer babc275-0601-093.bu.edu [3600] 94.212.122.168.in-addr.arpa. domain name pointer babc275-0601-094.bu.edu [3600] 95.212.122.168.in-addr.arpa. domain name pointer babc275-0601-095.bu.edu [3600] 96.212.122.168.in-addr.arpa. domain name pointer babc275-0601-096.bu.edu [3600] 97.212.122.168.in-addr.arpa. domain name pointer babc275-0601-097.bu.edu [3600] 98.212.122.168.in-addr.arpa. domain name pointer babc275-0601-098.bu.edu [3600] 99.212.122.168.in-addr.arpa. domain name pointer babc275-0601-099.bu.edu [3600] 100.212.122.168.in-addr.arpa. domain name pointer babc275-0601-100.bu.edu [3600] 101.212.122.168.in-addr.arpa. domain name pointer babc275-0601-101.bu.edu [3600] 102.212.122.168.in-addr.arpa. domain name pointer babc275-0601-102.bu.edu [3600] 103.212.122.168.in-addr.arpa. domain name pointer babc275-0601-103.bu.edu [3600] 104.212.122.168.in-addr.arpa. domain name pointer babc275-0601-104.bu.edu [3600] 105.212.122.168.in-addr.arpa. domain name pointer babc275-0601-105.bu.edu [3600] 106.212.122.168.in-addr.arpa. domain name pointer babc275-0601-106.bu.edu [3600] 107.212.122.168.in-addr.arpa. domain name pointer babc275-0601-107.bu.edu [3600] 108.212.122.168.in-addr.arpa. domain name pointer babc275-0601-108.bu.edu [3600] 109.212.122.168.in-addr.arpa. domain name pointer babc275-0601-109.bu.edu [3600] 110.212.122.168.in-addr.arpa. domain name pointer babc275-0601-110.bu.edu [3600] 111.212.122.168.in-addr.arpa. domain name pointer babc275-0601-111.bu.edu [3600] 112.212.122.168.in-addr.arpa. domain name pointer babc275-0601-112.bu.edu [3600] 113.212.122.168.in-addr.arpa. domain name pointer babc275-0601-113.bu.edu [3600] 114.212.122.168.in-addr.arpa. domain name pointer babc275-0601-114.bu.edu [3600] 115.212.122.168.in-addr.arpa. domain name pointer babc275-0601-115.bu.edu [3600] 116.212.122.168.in-addr.arpa. domain name pointer babc275-0601-116.bu.edu [3600] 117.212.122.168.in-addr.arpa. domain name pointer babc275-0601-117.bu.edu [3600] 118.212.122.168.in-addr.arpa. domain name pointer babc275-0601-118.bu.edu [3600] 119.212.122.168.in-addr.arpa. domain name pointer babc275-0601-119.bu.edu [3600] 120.212.122.168.in-addr.arpa. domain name pointer babc275-0601-120.bu.edu [3600] 121.212.122.168.in-addr.arpa. domain name pointer babc275-0601-121.bu.edu [3600] 122.212.122.168.in-addr.arpa. domain name pointer babc275-0601-122.bu.edu [3600] 123.212.122.168.in-addr.arpa. domain name pointer babc275-0601-123.bu.edu [3600] 124.212.122.168.in-addr.arpa. domain name pointer babc275-0601-124.bu.edu [3600] 125.212.122.168.in-addr.arpa. domain name pointer babc275-0601-125.bu.edu [3600] 126.212.122.168.in-addr.arpa. domain name pointer babc275-0601-126.bu.edu [3600] 127.212.122.168.in-addr.arpa. domain name pointer babc275-0601-127.bu.edu [3600] 128.212.122.168.in-addr.arpa. domain name pointer babc275-0601-128.bu.edu [3600] 129.212.122.168.in-addr.arpa. domain name pointer babc275-0601-129.bu.edu [3600] 130.212.122.168.in-addr.arpa. domain name pointer babc275-0601-130.bu.edu [3600] 131.212.122.168.in-addr.arpa. domain name pointer babc275-0601-131.bu.edu [3600] 132.212.122.168.in-addr.arpa. domain name pointer babc275-0601-132.bu.edu [3600] 133.212.122.168.in-addr.arpa. domain name pointer babc275-0601-133.bu.edu [3600] 134.212.122.168.in-addr.arpa. domain name pointer babc275-0601-134.bu.edu [3600] 135.212.122.168.in-addr.arpa. domain name pointer babc275-0601-135.bu.edu [3600] 136.212.122.168.in-addr.arpa. domain name pointer babc275-0601-136.bu.edu [3600] 137.212.122.168.in-addr.arpa. domain name pointer babc275-0601-137.bu.edu [3600] 138.212.122.168.in-addr.arpa. domain name pointer babc275-0601-138.bu.edu [3600] 139.212.122.168.in-addr.arpa. domain name pointer babc275-0601-139.bu.edu [3600] 140.212.122.168.in-addr.arpa. domain name pointer babc275-0601-140.bu.edu [3600] 141.212.122.168.in-addr.arpa. domain name pointer babc275-0601-141.bu.edu [3600] 142.212.122.168.in-addr.arpa. domain name pointer babc275-0601-142.bu.edu [3600] 143.212.122.168.in-addr.arpa. domain name pointer babc275-0601-143.bu.edu [3600] 144.212.122.168.in-addr.arpa. domain name pointer babc275-0601-144.bu.edu [3600] 145.212.122.168.in-addr.arpa. domain name pointer babc275-0601-145.bu.edu [3600] 146.212.122.168.in-addr.arpa. domain name pointer babc275-0601-146.bu.edu [3600] 147.212.122.168.in-addr.arpa. domain name pointer babc275-0601-147.bu.edu [3600] 148.212.122.168.in-addr.arpa. domain name pointer babc275-0601-148.bu.edu [3600] 149.212.122.168.in-addr.arpa. domain name pointer babc275-0601-149.bu.edu [3600] 150.212.122.168.in-addr.arpa. domain name pointer babc275-0601-150.bu.edu [3600] 151.212.122.168.in-addr.arpa. domain name pointer babc275-0601-151.bu.edu [3600] 152.212.122.168.in-addr.arpa. domain name pointer babc275-0601-152.bu.edu [3600] 153.212.122.168.in-addr.arpa. domain name pointer babc275-0601-153.bu.edu [3600] 154.212.122.168.in-addr.arpa. domain name pointer babc275-0601-154.bu.edu [3600] 155.212.122.168.in-addr.arpa. domain name pointer babc275-0601-155.bu.edu [3600] 156.212.122.168.in-addr.arpa. domain name pointer babc275-0601-156.bu.edu [3600] 157.212.122.168.in-addr.arpa. domain name pointer babc275-0601-157.bu.edu [3600] 158.212.122.168.in-addr.arpa. domain name pointer babc275-0601-158.bu.edu [3600] 159.212.122.168.in-addr.arpa. domain name pointer babc275-0601-159.bu.edu [3600] 160.212.122.168.in-addr.arpa. domain name pointer babc275-0601-160.bu.edu [3600] 161.212.122.168.in-addr.arpa. domain name pointer babc275-0601-161.bu.edu [3600] 162.212.122.168.in-addr.arpa. domain name pointer babc275-0601-162.bu.edu [3600] 163.212.122.168.in-addr.arpa. domain name pointer babc275-0601-163.bu.edu [3600] 164.212.122.168.in-addr.arpa. domain name pointer babc275-0601-164.bu.edu [3600] 165.212.122.168.in-addr.arpa. domain name pointer babc275-0601-165.bu.edu [3600] 166.212.122.168.in-addr.arpa. domain name pointer babc275-0601-166.bu.edu [3600] 167.212.122.168.in-addr.arpa. domain name pointer babc275-0601-167.bu.edu [3600] 168.212.122.168.in-addr.arpa. domain name pointer babc275-0601-168.bu.edu [3600] 169.212.122.168.in-addr.arpa. domain name pointer babc275-0601-169.bu.edu [3600] 170.212.122.168.in-addr.arpa. domain name pointer babc275-0601-170.bu.edu [3600] 171.212.122.168.in-addr.arpa. domain name pointer babc275-0601-171.bu.edu [3600] 172.212.122.168.in-addr.arpa. domain name pointer babc275-0601-172.bu.edu [3600] 173.212.122.168.in-addr.arpa. domain name pointer babc275-0601-173.bu.edu [3600] 174.212.122.168.in-addr.arpa. domain name pointer babc275-0601-174.bu.edu [3600] 175.212.122.168.in-addr.arpa. domain name pointer babc275-0601-175.bu.edu [3600] 176.212.122.168.in-addr.arpa. domain name pointer babc275-0601-176.bu.edu [3600] 177.212.122.168.in-addr.arpa. domain name pointer babc275-0601-177.bu.edu [3600] 178.212.122.168.in-addr.arpa. domain name pointer babc275-0601-178.bu.edu [3600] 179.212.122.168.in-addr.arpa. domain name pointer babc275-0601-179.bu.edu [3600] 180.212.122.168.in-addr.arpa. domain name pointer babc275-0601-180.bu.edu [3600] 181.212.122.168.in-addr.arpa. domain name pointer babc275-0601-181.bu.edu [3600] 182.212.122.168.in-addr.arpa. domain name pointer babc275-0601-182.bu.edu [3600] 183.212.122.168.in-addr.arpa. domain name pointer babc275-0601-183.bu.edu [3600] 184.212.122.168.in-addr.arpa. domain name pointer babc275-0601-184.bu.edu [3600] 185.212.122.168.in-addr.arpa. domain name pointer babc275-0601-185.bu.edu [3600] 186.212.122.168.in-addr.arpa. domain name pointer babc275-0601-186.bu.edu [3600] 187.212.122.168.in-addr.arpa. domain name pointer babc275-0601-187.bu.edu [3600] 188.212.122.168.in-addr.arpa. domain name pointer babc275-0601-188.bu.edu [3600] 189.212.122.168.in-addr.arpa. domain name pointer babc275-0601-189.bu.edu [3600] 190.212.122.168.in-addr.arpa. domain name pointer babc275-0601-190.bu.edu [3600] 191.212.122.168.in-addr.arpa. domain name pointer babc275-0601-191.bu.edu [3600] 192.212.122.168.in-addr.arpa. domain name pointer babc275-0601-192.bu.edu [3600] 193.212.122.168.in-addr.arpa. domain name pointer babc275-0601-193.bu.edu [3600] 194.212.122.168.in-addr.arpa. domain name pointer babc275-0601-194.bu.edu [3600] 195.212.122.168.in-addr.arpa. domain name pointer babc275-0601-195.bu.edu [3600] 196.212.122.168.in-addr.arpa. domain name pointer babc275-0601-196.bu.edu [3600] 197.212.122.168.in-addr.arpa. domain name pointer babc275-0601-197.bu.edu [3600] 198.212.122.168.in-addr.arpa. domain name pointer babc275-0601-198.bu.edu [3600] 199.212.122.168.in-addr.arpa. domain name pointer babc275-0601-199.bu.edu [3600] 200.212.122.168.in-addr.arpa. domain name pointer babc275-0601-200.bu.edu [3600] 201.212.122.168.in-addr.arpa. domain name pointer babc275-0601-201.bu.edu [3600] 202.212.122.168.in-addr.arpa. domain name pointer babc275-0601-202.bu.edu [3600] 203.212.122.168.in-addr.arpa. domain name pointer babc275-0601-203.bu.edu [3600] 204.212.122.168.in-addr.arpa. domain name pointer babc275-0601-204.bu.edu [3600] 205.212.122.168.in-addr.arpa. domain name pointer babc275-0601-205.bu.edu [3600] 206.212.122.168.in-addr.arpa. domain name pointer babc275-0601-206.bu.edu [3600] 207.212.122.168.in-addr.arpa. domain name pointer babc275-0601-207.bu.edu [3600] 208.212.122.168.in-addr.arpa. domain name pointer babc275-0601-208.bu.edu [3600] 209.212.122.168.in-addr.arpa. domain name pointer babc275-0601-209.bu.edu [3600] 210.212.122.168.in-addr.arpa. domain name pointer babc275-0601-210.bu.edu [3600] 211.212.122.168.in-addr.arpa. domain name pointer babc275-0601-211.bu.edu [3600] 212.212.122.168.in-addr.arpa. domain name pointer babc275-0601-212.bu.edu [3600] 213.212.122.168.in-addr.arpa. domain name pointer babc275-0601-213.bu.edu [3600] 214.212.122.168.in-addr.arpa. domain name pointer babc275-0601-214.bu.edu [3600] 215.212.122.168.in-addr.arpa. domain name pointer babc275-0601-215.bu.edu [3600] 216.212.122.168.in-addr.arpa. domain name pointer babc275-0601-216.bu.edu [3600] 217.212.122.168.in-addr.arpa. domain name pointer babc275-0601-217.bu.edu [3600] 218.212.122.168.in-addr.arpa. domain name pointer babc275-0601-218.bu.edu [3600] 219.212.122.168.in-addr.arpa. domain name pointer babc275-0601-219.bu.edu [3600] 220.212.122.168.in-addr.arpa. domain name pointer babc275-0601-220.bu.edu [3600] 221.212.122.168.in-addr.arpa. domain name pointer babc275-0601-221.bu.edu [3600] 222.212.122.168.in-addr.arpa. domain name pointer babc275-0601-222.bu.edu [3600] 223.212.122.168.in-addr.arpa. domain name pointer babc275-0601-223.bu.edu [3600] 224.212.122.168.in-addr.arpa. domain name pointer babc275-0601-224.bu.edu [3600] 225.212.122.168.in-addr.arpa. domain name pointer babc275-0601-225.bu.edu [3600] 226.212.122.168.in-addr.arpa. domain name pointer babc275-0601-226.bu.edu [3600] 227.212.122.168.in-addr.arpa. domain name pointer babc275-0601-227.bu.edu [3600] 228.212.122.168.in-addr.arpa. domain name pointer babc275-0601-228.bu.edu [3600] 229.212.122.168.in-addr.arpa. domain name pointer babc275-0601-229.bu.edu [3600] 230.212.122.168.in-addr.arpa. domain name pointer babc275-0601-230.bu.edu [3600] 231.212.122.168.in-addr.arpa. domain name pointer babc275-0601-231.bu.edu [3600] 232.212.122.168.in-addr.arpa. domain name pointer babc275-0601-232.bu.edu [3600] 233.212.122.168.in-addr.arpa. domain name pointer babc275-0601-233.bu.edu [3600] 234.212.122.168.in-addr.arpa. domain name pointer babc275-0601-234.bu.edu [3600] 235.212.122.168.in-addr.arpa. domain name pointer babc275-0601-235.bu.edu [3600] 236.212.122.168.in-addr.arpa. domain name pointer babc275-0601-236.bu.edu [3600] 237.212.122.168.in-addr.arpa. domain name pointer babc275-0601-237.bu.edu [3600] 238.212.122.168.in-addr.arpa. domain name pointer babc275-0601-238.bu.edu [3600] 239.212.122.168.in-addr.arpa. domain name pointer babc275-0601-239.bu.edu [3600] 240.212.122.168.in-addr.arpa. domain name pointer babc275-0601-240.bu.edu [3600] 241.212.122.168.in-addr.arpa. domain name pointer babc275-0601-241.bu.edu [3600] 242.212.122.168.in-addr.arpa. domain name pointer babc275-0601-242.bu.edu [3600] 243.212.122.168.in-addr.arpa. domain name pointer babc275-0601-243.bu.edu [3600] 244.212.122.168.in-addr.arpa. domain name pointer babc275-0601-244.bu.edu [3600] 245.212.122.168.in-addr.arpa. domain name pointer babc275-0601-245.bu.edu [3600] 246.212.122.168.in-addr.arpa. domain name pointer babc275-0601-246.bu.edu [3600] 247.212.122.168.in-addr.arpa. domain name pointer babc275-0601-247.bu.edu [3600] 248.212.122.168.in-addr.arpa. domain name pointer babc275-0601-248.bu.edu [3600] 249.212.122.168.in-addr.arpa. domain name pointer babc275-0601-249.bu.edu [0] 250.212.122.168.in-addr.arpa.: domain name does not exist [0] 251.212.122.168.in-addr.arpa.: domain name does not exist [0] 252.212.122.168.in-addr.arpa.: domain name does not exist [0] 253.212.122.168.in-addr.arpa.: domain name does not exist [0] 254.212.122.168.in-addr.arpa.: domain name does not exist [0] 255.212.122.168.in-addr.arpa.: domain name does not exist