[0] 0.9.53.101.in-addr.arpa.: domain name does not exist
[86400] 1.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 2.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 3.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 4.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 5.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 6.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 7.9.53.101.in-addr.arpa. domain name pointer mail.student.tdt.edu.vn
[86400] 8.9.53.101.in-addr.arpa. domain name pointer mailbox2.student.tdt.edu.vn
[86400] 9.9.53.101.in-addr.arpa. domain name pointer mailbox3.student.tdt.edu.vn
[86400] 10.9.53.101.in-addr.arpa. domain name pointer mailbox4.student.tdt.edu.vn
[86400] 11.9.53.101.in-addr.arpa. domain name pointer mailbox5.student.tdt.edu.vn
[86400] 12.9.53.101.in-addr.arpa. domain name pointer smtp.student.tdt.edu.vn
[86400] 13.9.53.101.in-addr.arpa. domain name pointer smtp.student.tdt.edu.vn
[86400] 14.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 15.9.53.101.in-addr.arpa. domain name pointer mail.tdt.edu.vn
[86400] 16.9.53.101.in-addr.arpa. domain name pointer ci53.9-16.netnam.vn
[86400] 17.9.53.101.in-addr.arpa. domain name pointer ci53.9-17.netnam.vn
[86400] 18.9.53.101.in-addr.arpa. domain name pointer ci53.9-18.netnam.vn
[86400] 19.9.53.101.in-addr.arpa. domain name pointer ci53.9-19.netnam.vn
[86400] 20.9.53.101.in-addr.arpa. domain name pointer ci53.9-20.netnam.vn
[86400] 21.9.53.101.in-addr.arpa. domain name pointer ci53.9-21.netnam.vn
[86400] 22.9.53.101.in-addr.arpa. domain name pointer ci53.9-22.netnam.vn
[86400] 23.9.53.101.in-addr.arpa. domain name pointer ci53.9-23.netnam.vn
[86400] 24.9.53.101.in-addr.arpa. domain name pointer ci53.9-24.netnam.vn
[86400] 25.9.53.101.in-addr.arpa. domain name pointer ci53.9-25.netnam.vn
[86400] 26.9.53.101.in-addr.arpa. domain name pointer ci53.9-26.netnam.vn
[86400] 27.9.53.101.in-addr.arpa. domain name pointer ci53.9-27.netnam.vn
[86400] 28.9.53.101.in-addr.arpa. domain name pointer ci53.9-28.netnam.vn
[86400] 29.9.53.101.in-addr.arpa. domain name pointer ci53.9-29.netnam.vn
[86400] 30.9.53.101.in-addr.arpa. domain name pointer ci53.9-30.netnam.vn
[86400] 31.9.53.101.in-addr.arpa. domain name pointer ci53.9-31.netnam.vn
[86400] 32.9.53.101.in-addr.arpa. domain name pointer ci53.9-32.netnam.vn
[86400] 33.9.53.101.in-addr.arpa. domain name pointer ci53.9-33.netnam.vn
[86400] 34.9.53.101.in-addr.arpa. domain name pointer ci53.9-34.netnam.vn
[86400] 35.9.53.101.in-addr.arpa. domain name pointer ci53.9-35.netnam.vn
[86400] 36.9.53.101.in-addr.arpa. domain name pointer ci53.9-36.netnam.vn
[86400] 37.9.53.101.in-addr.arpa. domain name pointer ci53.9-37.netnam.vn
[86400] 38.9.53.101.in-addr.arpa. domain name pointer ci53.9-38.netnam.vn
[86400] 39.9.53.101.in-addr.arpa. domain name pointer ci53.9-39.netnam.vn
[86400] 40.9.53.101.in-addr.arpa. domain name pointer ci53.9-40.netnam.vn
[86400] 41.9.53.101.in-addr.arpa. domain name pointer ci53.9-41.netnam.vn
[86400] 42.9.53.101.in-addr.arpa. domain name pointer ci53.9-42.netnam.vn
[86400] 43.9.53.101.in-addr.arpa. domain name pointer ci53.9-43.netnam.vn
[86400] 44.9.53.101.in-addr.arpa. domain name pointer ci53.9-44.netnam.vn
[86400] 45.9.53.101.in-addr.arpa. domain name pointer ci53.9-45.netnam.vn
[86400] 46.9.53.101.in-addr.arpa. domain name pointer ci53.9-46.netnam.vn
[86400] 47.9.53.101.in-addr.arpa. domain name pointer ci53.9-47.netnam.vn
[86400] 48.9.53.101.in-addr.arpa. domain name pointer ci53.9-48.netnam.vn
[86400] 49.9.53.101.in-addr.arpa. domain name pointer ci53.9-49.netnam.vn
[86400] 50.9.53.101.in-addr.arpa. domain name pointer ci53.9-50.netnam.vn
[86400] 51.9.53.101.in-addr.arpa. domain name pointer ci53.9-51.netnam.vn
[86400] 52.9.53.101.in-addr.arpa. domain name pointer ci53.9-52.netnam.vn
[86400] 53.9.53.101.in-addr.arpa. domain name pointer ci53.9-53.netnam.vn
[86400] 54.9.53.101.in-addr.arpa. domain name pointer ci53.9-54.netnam.vn
[86400] 55.9.53.101.in-addr.arpa. domain name pointer ci53.9-55.netnam.vn
[86400] 56.9.53.101.in-addr.arpa. domain name pointer ci53.9-56.netnam.vn
[86400] 57.9.53.101.in-addr.arpa. domain name pointer ci53.9-57.netnam.vn
[86400] 58.9.53.101.in-addr.arpa. domain name pointer ci53.9-58.netnam.vn
[86400] 59.9.53.101.in-addr.arpa. domain name pointer ci53.9-59.netnam.vn
[86400] 60.9.53.101.in-addr.arpa. domain name pointer ci53.9-60.netnam.vn
[86400] 61.9.53.101.in-addr.arpa. domain name pointer ci53.9-61.netnam.vn
[86400] 62.9.53.101.in-addr.arpa. domain name pointer ci53.9-62.netnam.vn
[86400] 63.9.53.101.in-addr.arpa. domain name pointer ci53.9-63.netnam.vn
[86400] 64.9.53.101.in-addr.arpa. domain name pointer ci53.9-64.netnam.vn
[86400] 65.9.53.101.in-addr.arpa. domain name pointer ci53.9-65.netnam.vn
[86400] 66.9.53.101.in-addr.arpa. domain name pointer ci53.9-66.netnam.vn
[86400] 67.9.53.101.in-addr.arpa. domain name pointer ci53.9-67.netnam.vn
[86400] 68.9.53.101.in-addr.arpa. domain name pointer ci53.9-68.netnam.vn
[86400] 69.9.53.101.in-addr.arpa. domain name pointer ci53.9-69.netnam.vn
[86400] 70.9.53.101.in-addr.arpa. domain name pointer ci53.9-70.netnam.vn
[86400] 71.9.53.101.in-addr.arpa. domain name pointer ci53.9-71.netnam.vn
[86400] 72.9.53.101.in-addr.arpa. domain name pointer ci53.9-72.netnam.vn
[86400] 73.9.53.101.in-addr.arpa. domain name pointer ci53.9-73.netnam.vn
[86400] 74.9.53.101.in-addr.arpa. domain name pointer ci53.9-74.netnam.vn
[86400] 75.9.53.101.in-addr.arpa. domain name pointer ci53.9-75.netnam.vn
[86400] 76.9.53.101.in-addr.arpa. domain name pointer ci53.9-76.netnam.vn
[86400] 77.9.53.101.in-addr.arpa. domain name pointer ci53.9-77.netnam.vn
[86400] 78.9.53.101.in-addr.arpa. domain name pointer ci53.9-78.netnam.vn
[86400] 79.9.53.101.in-addr.arpa. domain name pointer ci53.9-79.netnam.vn
[86400] 80.9.53.101.in-addr.arpa. domain name pointer ci53.9-80.netnam.vn
[86400] 81.9.53.101.in-addr.arpa. domain name pointer ci53.9-81.netnam.vn
[86400] 82.9.53.101.in-addr.arpa. domain name pointer ci53.9-82.netnam.vn
[86400] 83.9.53.101.in-addr.arpa. domain name pointer ci53.9-83.netnam.vn
[86400] 84.9.53.101.in-addr.arpa. domain name pointer ci53.9-84.netnam.vn
[86400] 85.9.53.101.in-addr.arpa. domain name pointer ci53.9-85.netnam.vn
[86400] 86.9.53.101.in-addr.arpa. domain name pointer ci53.9-86.netnam.vn
[86400] 87.9.53.101.in-addr.arpa. domain name pointer ci53.9-87.netnam.vn
[86400] 88.9.53.101.in-addr.arpa. domain name pointer ci53.9-88.netnam.vn
[86400] 89.9.53.101.in-addr.arpa. domain name pointer ci53.9-89.netnam.vn
[86400] 90.9.53.101.in-addr.arpa. domain name pointer ci53.9-90.netnam.vn
[86400] 91.9.53.101.in-addr.arpa. domain name pointer ci53.9-91.netnam.vn
[86400] 92.9.53.101.in-addr.arpa. domain name pointer ci53.9-92.netnam.vn
[86400] 93.9.53.101.in-addr.arpa. domain name pointer ci53.9-93.netnam.vn
[86400] 94.9.53.101.in-addr.arpa. domain name pointer ci53.9-94.netnam.vn
[86400] 95.9.53.101.in-addr.arpa. domain name pointer ci53.9-95.netnam.vn
[86400] 96.9.53.101.in-addr.arpa. domain name pointer ci53.9-96.netnam.vn
[86400] 97.9.53.101.in-addr.arpa. domain name pointer ci53.9-97.netnam.vn
[86400] 98.9.53.101.in-addr.arpa. domain name pointer ci53.9-98.netnam.vn
[86400] 99.9.53.101.in-addr.arpa. domain name pointer ci53.9-99.netnam.vn
[86400] 100.9.53.101.in-addr.arpa. domain name pointer ci53.9-100.netnam.vn
[86400] 101.9.53.101.in-addr.arpa. domain name pointer exchange.fairfield.com.vn
[86400] 102.9.53.101.in-addr.arpa. domain name pointer ci53.9-102.netnam.vn
[86400] 103.9.53.101.in-addr.arpa. domain name pointer ci53.9-103.netnam.vn
[86400] 104.9.53.101.in-addr.arpa. domain name pointer ci53.9-104.netnam.vn
[86400] 105.9.53.101.in-addr.arpa. domain name pointer ci53.9-105.netnam.vn
[86400] 106.9.53.101.in-addr.arpa. domain name pointer ci53.9-106.netnam.vn
[86400] 107.9.53.101.in-addr.arpa. domain name pointer ci53.9-107.netnam.vn
[86400] 108.9.53.101.in-addr.arpa. domain name pointer ci53.9-108.netnam.vn
[86400] 109.9.53.101.in-addr.arpa. domain name pointer ci53.9-109.netnam.vn
[86400] 110.9.53.101.in-addr.arpa. domain name pointer ci53.9-110.netnam.vn
[86400] 111.9.53.101.in-addr.arpa. domain name pointer ci53.9-111.netnam.vn
[86400] 112.9.53.101.in-addr.arpa. domain name pointer ci53.9-112.netnam.vn
[86400] 113.9.53.101.in-addr.arpa. domain name pointer ci53.9-113.netnam.vn
[86400] 114.9.53.101.in-addr.arpa. domain name pointer ci53.9-114.netnam.vn
[86400] 115.9.53.101.in-addr.arpa. domain name pointer ci53.9-115.netnam.vn
[86400] 116.9.53.101.in-addr.arpa. domain name pointer ci53.9-116.netnam.vn
[86400] 117.9.53.101.in-addr.arpa. domain name pointer ci53.9-117.netnam.vn
[86400] 118.9.53.101.in-addr.arpa. domain name pointer ci53.9-118.netnam.vn
[86400] 119.9.53.101.in-addr.arpa. domain name pointer ci53.9-119.netnam.vn
[86400] 120.9.53.101.in-addr.arpa. domain name pointer ci53.9-120.netnam.vn
[86400] 121.9.53.101.in-addr.arpa. domain name pointer ci53.9-121.netnam.vn
[86400] 122.9.53.101.in-addr.arpa. domain name pointer ci53.9-122.netnam.vn
[86400] 123.9.53.101.in-addr.arpa. domain name pointer ci53.9-123.netnam.vn
[86400] 124.9.53.101.in-addr.arpa. domain name pointer ci53.9-124.netnam.vn
[86400] 125.9.53.101.in-addr.arpa. domain name pointer ci53.9-125.netnam.vn
[86400] 126.9.53.101.in-addr.arpa. domain name pointer ci53.9-126.netnam.vn
[86400] 127.9.53.101.in-addr.arpa. domain name pointer ci53.9-127.netnam.vn
[86400] 128.9.53.101.in-addr.arpa. domain name pointer ci53.9-128.netnam.vn
[86400] 129.9.53.101.in-addr.arpa. domain name pointer ci53.9-129.netnam.vn
[86400] 130.9.53.101.in-addr.arpa. domain name pointer ci53.9-130.netnam.vn
[86400] 131.9.53.101.in-addr.arpa. domain name pointer ci53.9-131.netnam.vn
[86400] 132.9.53.101.in-addr.arpa. domain name pointer ci53.9-132.netnam.vn
[86400] 133.9.53.101.in-addr.arpa. domain name pointer ci53.9-133.netnam.vn
[86400] 134.9.53.101.in-addr.arpa. domain name pointer ci53.9-134.netnam.vn
[86400] 135.9.53.101.in-addr.arpa. domain name pointer ci53.9-135.netnam.vn
[86400] 136.9.53.101.in-addr.arpa. domain name pointer ci53.9-136.netnam.vn
[86400] 137.9.53.101.in-addr.arpa. domain name pointer ci53.9-137.netnam.vn
[86400] 138.9.53.101.in-addr.arpa. domain name pointer ci53.9-138.netnam.vn
[86400] 139.9.53.101.in-addr.arpa. domain name pointer ci53.9-139.netnam.vn
[86400] 140.9.53.101.in-addr.arpa. domain name pointer ci53.9-140.netnam.vn
[86400] 141.9.53.101.in-addr.arpa. domain name pointer ci53.9-141.netnam.vn
[86400] 142.9.53.101.in-addr.arpa. domain name pointer ci53.9-142.netnam.vn
[86400] 143.9.53.101.in-addr.arpa. domain name pointer ci53.9-143.netnam.vn
[86400] 144.9.53.101.in-addr.arpa. domain name pointer ci53.9-144.netnam.vn
[86400] 145.9.53.101.in-addr.arpa. domain name pointer ci53.9-145.netnam.vn
[86400] 146.9.53.101.in-addr.arpa. domain name pointer ci53.9-146.netnam.vn
[86400] 147.9.53.101.in-addr.arpa. domain name pointer ci53.9-147.netnam.vn
[86400] 148.9.53.101.in-addr.arpa. domain name pointer ci53.9-148.netnam.vn
[86400] 149.9.53.101.in-addr.arpa. domain name pointer ci53.9-149.netnam.vn
[86400] 150.9.53.101.in-addr.arpa. domain name pointer ci53.9-150.netnam.vn
[86400] 151.9.53.101.in-addr.arpa. domain name pointer ci53.9-151.netnam.vn
[86400] 152.9.53.101.in-addr.arpa. domain name pointer ci53.9-152.netnam.vn
[86400] 153.9.53.101.in-addr.arpa. domain name pointer ci53.9-153.netnam.vn
[86400] 154.9.53.101.in-addr.arpa. domain name pointer ci53.9-154.netnam.vn
[86400] 155.9.53.101.in-addr.arpa. domain name pointer ci53.9-155.netnam.vn
[86400] 156.9.53.101.in-addr.arpa. domain name pointer ci53.9-156.netnam.vn
[86400] 157.9.53.101.in-addr.arpa. domain name pointer ci53.9-157.netnam.vn
[86400] 158.9.53.101.in-addr.arpa. domain name pointer mail.bvisvietnam.com
[86400] 159.9.53.101.in-addr.arpa. domain name pointer ci53.9-159.netnam.vn
[86400] 160.9.53.101.in-addr.arpa. domain name pointer ci53.9-160.netnam.vn
[86400] 161.9.53.101.in-addr.arpa. domain name pointer ci53.9-161.netnam.vn
[86400] 162.9.53.101.in-addr.arpa. domain name pointer ci53.9-162.netnam.vn
[86400] 163.9.53.101.in-addr.arpa. domain name pointer ci53.9-163.netnam.vn
[86400] 164.9.53.101.in-addr.arpa. domain name pointer ci53.9-164.netnam.vn
[86400] 165.9.53.101.in-addr.arpa. domain name pointer ci53.9-165.netnam.vn
[86400] 166.9.53.101.in-addr.arpa. domain name pointer ci53.9-166.netnam.vn
[86400] 167.9.53.101.in-addr.arpa. domain name pointer ci53.9-167.netnam.vn
[86400] 168.9.53.101.in-addr.arpa. domain name pointer ci53.9-168.netnam.vn
[86400] 169.9.53.101.in-addr.arpa. domain name pointer ci53.9-169.netnam.vn
[86400] 170.9.53.101.in-addr.arpa. domain name pointer ci53.9-170.netnam.vn
[86400] 171.9.53.101.in-addr.arpa. domain name pointer ci53.9-171.netnam.vn
[86400] 172.9.53.101.in-addr.arpa. domain name pointer ci53.9-172.netnam.vn
[86400] 173.9.53.101.in-addr.arpa. domain name pointer ci53.9-173.netnam.vn
[86400] 174.9.53.101.in-addr.arpa. domain name pointer ci53.9-174.netnam.vn
[86400] 175.9.53.101.in-addr.arpa. domain name pointer ci53.9-175.netnam.vn
[86400] 176.9.53.101.in-addr.arpa. domain name pointer ci53.9-176.netnam.vn
[86400] 177.9.53.101.in-addr.arpa. domain name pointer ci53.9-177.netnam.vn
[86400] 178.9.53.101.in-addr.arpa. domain name pointer ci53.9-178.netnam.vn
[86400] 179.9.53.101.in-addr.arpa. domain name pointer ci53.9-179.netnam.vn
[86400] 180.9.53.101.in-addr.arpa. domain name pointer ci53.9-180.netnam.vn
[86400] 181.9.53.101.in-addr.arpa. domain name pointer ci53.9-181.netnam.vn
[86400] 182.9.53.101.in-addr.arpa. domain name pointer ci53.9-182.netnam.vn
[86400] 183.9.53.101.in-addr.arpa. domain name pointer ci53.9-183.netnam.vn
[86400] 184.9.53.101.in-addr.arpa. domain name pointer ci53.9-184.netnam.vn
[86400] 185.9.53.101.in-addr.arpa. domain name pointer ci53.9-185.netnam.vn
[86400] 186.9.53.101.in-addr.arpa. domain name pointer ci53.9-186.netnam.vn
[86400] 187.9.53.101.in-addr.arpa. domain name pointer ci53.9-187.netnam.vn
[86400] 188.9.53.101.in-addr.arpa. domain name pointer ci53.9-188.netnam.vn
[86400] 189.9.53.101.in-addr.arpa. domain name pointer ci53.9-189.netnam.vn
[86400] 190.9.53.101.in-addr.arpa. domain name pointer ci53.9-190.netnam.vn
[86400] 191.9.53.101.in-addr.arpa. domain name pointer ci53.9-191.netnam.vn
[86400] 192.9.53.101.in-addr.arpa. domain name pointer ci53.9-192.netnam.vn
[86400] 193.9.53.101.in-addr.arpa. domain name pointer ci53.9-193.netnam.vn
[86400] 194.9.53.101.in-addr.arpa. domain name pointer ci53.9-194.netnam.vn
[86400] 195.9.53.101.in-addr.arpa. domain name pointer ci53.9-195.netnam.vn
[86400] 196.9.53.101.in-addr.arpa. domain name pointer ci53.9-196.netnam.vn
[86400] 197.9.53.101.in-addr.arpa. domain name pointer ci53.9-197.netnam.vn
[86400] 198.9.53.101.in-addr.arpa. domain name pointer ci53.9-198.netnam.vn
[86400] 199.9.53.101.in-addr.arpa. domain name pointer ci53.9-199.netnam.vn
[86400] 200.9.53.101.in-addr.arpa. domain name pointer ci53.9-200.netnam.vn
[86400] 201.9.53.101.in-addr.arpa. domain name pointer ci53.9-201.netnam.vn
[86400] 202.9.53.101.in-addr.arpa. domain name pointer ci53.9-202.netnam.vn
[86400] 203.9.53.101.in-addr.arpa. domain name pointer ci53.9-203.netnam.vn
[86400] 204.9.53.101.in-addr.arpa. domain name pointer ci53.9-204.netnam.vn
[86400] 205.9.53.101.in-addr.arpa. domain name pointer ci53.9-205.netnam.vn
[86400] 206.9.53.101.in-addr.arpa. domain name pointer ci53.9-206.netnam.vn
[86400] 207.9.53.101.in-addr.arpa. domain name pointer ci53.9-207.netnam.vn
[86400] 208.9.53.101.in-addr.arpa. domain name pointer ci53.9-208.netnam.vn
[86400] 209.9.53.101.in-addr.arpa. domain name pointer ci53.9-209.netnam.vn
[86400] 210.9.53.101.in-addr.arpa. domain name pointer mail.hatien1.com.vn
[86400] 211.9.53.101.in-addr.arpa. domain name pointer ci53.9-211.netnam.vn
[86400] 212.9.53.101.in-addr.arpa. domain name pointer ci53.9-212.netnam.vn
[86400] 213.9.53.101.in-addr.arpa. domain name pointer ci53.9-213.netnam.vn
[86400] 214.9.53.101.in-addr.arpa. domain name pointer ci53.9-214.netnam.vn
[86400] 215.9.53.101.in-addr.arpa. domain name pointer mail.hatien1.com.vn
[86400] 216.9.53.101.in-addr.arpa. domain name pointer ci53.9-216.netnam.vn
[86400] 217.9.53.101.in-addr.arpa. domain name pointer ci53.9-217.netnam.vn
[86400] 218.9.53.101.in-addr.arpa. domain name pointer ci53.9-218.netnam.vn
[86400] 219.9.53.101.in-addr.arpa. domain name pointer ci53.9-219.netnam.vn
[86400] 220.9.53.101.in-addr.arpa. domain name pointer ci53.9-220.netnam.vn
[86400] 221.9.53.101.in-addr.arpa. domain name pointer ci53.9-221.netnam.vn
[86400] 222.9.53.101.in-addr.arpa. domain name pointer ci53.9-222.netnam.vn
[86400] 223.9.53.101.in-addr.arpa. domain name pointer ci53.9-223.netnam.vn
[86400] 224.9.53.101.in-addr.arpa. domain name pointer ci53.9-224.netnam.vn
[86400] 225.9.53.101.in-addr.arpa. domain name pointer ci53.9-225.netnam.vn
[86400] 226.9.53.101.in-addr.arpa. domain name pointer ci53.9-226.netnam.vn
[86400] 227.9.53.101.in-addr.arpa. domain name pointer ci53.9-227.netnam.vn
[86400] 228.9.53.101.in-addr.arpa. domain name pointer ci53.9-228.netnam.vn
[86400] 229.9.53.101.in-addr.arpa. domain name pointer ci53.9-229.netnam.vn
[86400] 230.9.53.101.in-addr.arpa. domain name pointer ci53.9-230.netnam.vn
[86400] 231.9.53.101.in-addr.arpa. domain name pointer ci53.9-231.netnam.vn
[86400] 232.9.53.101.in-addr.arpa. domain name pointer ci53.9-232.netnam.vn
[86400] 233.9.53.101.in-addr.arpa. domain name pointer ci53.9-233.netnam.vn
[86400] 234.9.53.101.in-addr.arpa. domain name pointer ci53.9-234.netnam.vn
[86400] 235.9.53.101.in-addr.arpa. domain name pointer ci53.9-235.netnam.vn
[86400] 236.9.53.101.in-addr.arpa. domain name pointer ci53.9-236.netnam.vn
[86400] 237.9.53.101.in-addr.arpa. domain name pointer ci53.9-237.netnam.vn
[86400] 238.9.53.101.in-addr.arpa. domain name pointer ci53.9-238.netnam.vn
[86400] 239.9.53.101.in-addr.arpa. domain name pointer ci53.9-239.netnam.vn
[86400] 240.9.53.101.in-addr.arpa. domain name pointer ci53.9-240.netnam.vn
[86400] 241.9.53.101.in-addr.arpa. domain name pointer ci53.9-241.netnam.vn
[86400] 242.9.53.101.in-addr.arpa. domain name pointer ci53.9-242.netnam.vn
[86400] 243.9.53.101.in-addr.arpa. domain name pointer ci53.9-243.netnam.vn
[86400] 244.9.53.101.in-addr.arpa. domain name pointer ci53.9-244.netnam.vn
[86400] 245.9.53.101.in-addr.arpa. domain name pointer ci53.9-245.netnam.vn
[86400] 246.9.53.101.in-addr.arpa. domain name pointer ci53.9-246.netnam.vn
[86400] 247.9.53.101.in-addr.arpa. domain name pointer ci53.9-247.netnam.vn
[86400] 248.9.53.101.in-addr.arpa. domain name pointer ci53.9-248.netnam.vn
[86400] 249.9.53.101.in-addr.arpa. domain name pointer ci53.9-249.netnam.vn
[86400] 250.9.53.101.in-addr.arpa. domain name pointer ci53.9-250.netnam.vn
[86400] 251.9.53.101.in-addr.arpa. domain name pointer ci53.9-251.netnam.vn
[86400] 252.9.53.101.in-addr.arpa. domain name pointer ci53.9-252.netnam.vn
[86400] 253.9.53.101.in-addr.arpa. domain name pointer ci53.9-253.netnam.vn
[86400] 254.9.53.101.in-addr.arpa. domain name pointer ci53.9-254.netnam.vn
[0] 255.9.53.101.in-addr.arpa.: domain name does not exist