[0] 0.238.86.210.in-addr.arpa.: domain name does not exist
[86400] 1.238.86.210.in-addr.arpa. domain name pointer ci238-1.netnam.vn
[86400] 2.238.86.210.in-addr.arpa. domain name pointer ci238-2.netnam.vn
[86400] 3.238.86.210.in-addr.arpa. domain name pointer ci238-3.netnam.vn
[86400] 4.238.86.210.in-addr.arpa. domain name pointer ci238-4.netnam.vn
[86400] 5.238.86.210.in-addr.arpa. domain name pointer ci238-5.netnam.vn
[86400] 6.238.86.210.in-addr.arpa. domain name pointer ci238-6.netnam.vn
[86400] 7.238.86.210.in-addr.arpa. domain name pointer ci238-7.netnam.vn
[86400] 8.238.86.210.in-addr.arpa. domain name pointer ci238-8.netnam.vn
[86400] 9.238.86.210.in-addr.arpa. domain name pointer ci238-9.netnam.vn
[86400] 10.238.86.210.in-addr.arpa. domain name pointer ci238-10.netnam.vn
[86400] 11.238.86.210.in-addr.arpa. domain name pointer ci238-11.netnam.vn
[86400] 12.238.86.210.in-addr.arpa. domain name pointer ci238-12.netnam.vn
[86400] 13.238.86.210.in-addr.arpa. domain name pointer ci238-13.netnam.vn
[86400] 14.238.86.210.in-addr.arpa. domain name pointer ci238-14.netnam.vn
[86400] 15.238.86.210.in-addr.arpa. domain name pointer ci238-15.netnam.vn
[86400] 16.238.86.210.in-addr.arpa. domain name pointer ci238-16.netnam.vn
[86400] 17.238.86.210.in-addr.arpa. domain name pointer ci238-17.netnam.vn
[86400] 18.238.86.210.in-addr.arpa. domain name pointer ci238-18.netnam.vn
[86400] 19.238.86.210.in-addr.arpa. domain name pointer ci238-19.netnam.vn
[86400] 20.238.86.210.in-addr.arpa. domain name pointer ci238-20.netnam.vn
[86400] 21.238.86.210.in-addr.arpa. domain name pointer ci238-21.netnam.vn
[86400] 22.238.86.210.in-addr.arpa. domain name pointer ci238-22.netnam.vn
[86400] 23.238.86.210.in-addr.arpa. domain name pointer ci238-23.netnam.vn
[86400] 24.238.86.210.in-addr.arpa. domain name pointer ci238-24.netnam.vn
[86400] 25.238.86.210.in-addr.arpa. domain name pointer ci238-25.netnam.vn
[86400] 26.238.86.210.in-addr.arpa. domain name pointer ci238-26.netnam.vn
[86400] 27.238.86.210.in-addr.arpa. domain name pointer ci238-27.netnam.vn
[86400] 28.238.86.210.in-addr.arpa. domain name pointer ci238-28.netnam.vn
[86400] 29.238.86.210.in-addr.arpa. domain name pointer ci238-29.netnam.vn
[86400] 30.238.86.210.in-addr.arpa. domain name pointer ci238-30.netnam.vn
[86400] 31.238.86.210.in-addr.arpa. domain name pointer ci238-31.netnam.vn
[86400] 32.238.86.210.in-addr.arpa. domain name pointer ci238-32.netnam.vn
[86400] 33.238.86.210.in-addr.arpa. domain name pointer ci238-33.netnam.vn
[86400] 34.238.86.210.in-addr.arpa. domain name pointer ci238-34.netnam.vn
[86400] 35.238.86.210.in-addr.arpa. domain name pointer ci238-35.netnam.vn
[86400] 36.238.86.210.in-addr.arpa. domain name pointer ci238-36.netnam.vn
[86400] 37.238.86.210.in-addr.arpa. domain name pointer ci238-37.netnam.vn
[86400] 38.238.86.210.in-addr.arpa. domain name pointer ci238-38.netnam.vn
[86400] 39.238.86.210.in-addr.arpa. domain name pointer ci238-39.netnam.vn
[86400] 40.238.86.210.in-addr.arpa. domain name pointer ci238-40.netnam.vn
[86400] 41.238.86.210.in-addr.arpa. domain name pointer ci238-41.netnam.vn
[86400] 42.238.86.210.in-addr.arpa. domain name pointer ci238-42.netnam.vn
[86400] 43.238.86.210.in-addr.arpa. domain name pointer ci238-43.netnam.vn
[86400] 44.238.86.210.in-addr.arpa. domain name pointer ci238-44.netnam.vn
[86400] 45.238.86.210.in-addr.arpa. domain name pointer ci238-45.netnam.vn
[86400] 46.238.86.210.in-addr.arpa. domain name pointer ci238-46.netnam.vn
[86400] 47.238.86.210.in-addr.arpa. domain name pointer ci238-47.netnam.vn
[86400] 48.238.86.210.in-addr.arpa. domain name pointer ci238-48.netnam.vn
[86400] 49.238.86.210.in-addr.arpa. domain name pointer ci238-49.netnam.vn
[86400] 50.238.86.210.in-addr.arpa. domain name pointer ci238-50.netnam.vn
[86400] 51.238.86.210.in-addr.arpa. domain name pointer ci238-51.netnam.vn
[86400] 52.238.86.210.in-addr.arpa. domain name pointer ci238-52.netnam.vn
[86400] 53.238.86.210.in-addr.arpa. domain name pointer ci238-53.netnam.vn
[86400] 54.238.86.210.in-addr.arpa. domain name pointer ci238-54.netnam.vn
[86400] 55.238.86.210.in-addr.arpa. domain name pointer mail.megastarmedia.net
[86400] 56.238.86.210.in-addr.arpa. domain name pointer ci238-56.netnam.vn
[86400] 57.238.86.210.in-addr.arpa. domain name pointer ci238-57.netnam.vn
[86400] 58.238.86.210.in-addr.arpa. domain name pointer ci238-58.netnam.vn
[86400] 59.238.86.210.in-addr.arpa. domain name pointer ci238-59.netnam.vn
[86400] 60.238.86.210.in-addr.arpa. domain name pointer ci238-60.netnam.vn
[86400] 61.238.86.210.in-addr.arpa. domain name pointer ci238-61.netnam.vn
[86400] 62.238.86.210.in-addr.arpa. domain name pointer ci238-62.netnam.vn
[86400] 63.238.86.210.in-addr.arpa. domain name pointer ci238-63.netnam.vn
[86400] 64.238.86.210.in-addr.arpa. domain name pointer ci238-64.netnam.vn
[86400] 65.238.86.210.in-addr.arpa. domain name pointer ci238-65.netnam.vn
[86400] 66.238.86.210.in-addr.arpa. domain name pointer venus.ioit-hcm.ac.vn
[86400] 67.238.86.210.in-addr.arpa. domain name pointer moon.ioit-hcm.ac.vn
[86400] 68.238.86.210.in-addr.arpa. domain name pointer mercury.ioit-hcm.ac.vn
[86400] 69.238.86.210.in-addr.arpa. domain name pointer mar.ioit-hcm.ac.vn
[86400] 70.238.86.210.in-addr.arpa. domain name pointer gridportal.ioit-hcm.ac.vn
[86400] 71.238.86.210.in-addr.arpa. domain name pointer ui.keylab.ioit-hcm.vngrid.org
[86400] 72.238.86.210.in-addr.arpa. domain name pointer ce.keylab.ioit-hcm.vngrid.org
[86400] 73.238.86.210.in-addr.arpa. domain name pointer wn1.keylab.ioit-hcm.vngrid.org
[86400] 74.238.86.210.in-addr.arpa. domain name pointer se.keylab.ioit-hcm.vngrid.org
[86400] 75.238.86.210.in-addr.arpa. domain name pointer wn2.keylab.ioit-hcm.vngrid.org
[86400] 76.238.86.210.in-addr.arpa. domain name pointer ui.dcnet.ioit-hcm.vngrid.org
[86400] 77.238.86.210.in-addr.arpa. domain name pointer wms.dcnet.ioit-hcm.vngrid.org
[86400] 78.238.86.210.in-addr.arpa. domain name pointer ce.dcnet.ioit-hcm.vngrid.org
[86400] 79.238.86.210.in-addr.arpa. domain name pointer ci238-79.netnam.vn
[86400] 80.238.86.210.in-addr.arpa. domain name pointer ci238-80.netnam.vn
[86400] 81.238.86.210.in-addr.arpa. domain name pointer ci238-81.netnam.vn
[86400] 82.238.86.210.in-addr.arpa. domain name pointer ci238-82.netnam.vn
[86400] 83.238.86.210.in-addr.arpa. domain name pointer mail.vast-hcm.ac.vn
[86400] 84.238.86.210.in-addr.arpa. domain name pointer ci238-84.netnam.vn
[86400] 85.238.86.210.in-addr.arpa. domain name pointer ci238-85.netnam.vn
[86400] 86.238.86.210.in-addr.arpa. domain name pointer ci238-86.netnam.vn
[86400] 87.238.86.210.in-addr.arpa. domain name pointer ci238-87.netnam.vn
[86400] 88.238.86.210.in-addr.arpa. domain name pointer ci238-88.netnam.vn
[86400] 89.238.86.210.in-addr.arpa. domain name pointer ci238-89.netnam.vn
[86400] 90.238.86.210.in-addr.arpa. domain name pointer ci238-90.netnam.vn
[86400] 91.238.86.210.in-addr.arpa. domain name pointer ci238-91.netnam.vn
[86400] 92.238.86.210.in-addr.arpa. domain name pointer ci238-92.netnam.vn
[86400] 93.238.86.210.in-addr.arpa. domain name pointer ci238-93.netnam.vn
[86400] 94.238.86.210.in-addr.arpa. domain name pointer ci238-94.netnam.vn
[86400] 95.238.86.210.in-addr.arpa. domain name pointer ci238-95.netnam.vn
[86400] 96.238.86.210.in-addr.arpa. domain name pointer ci238-96.netnam.vn
[86400] 97.238.86.210.in-addr.arpa. domain name pointer ci238-97.netnam.vn
[86400] 98.238.86.210.in-addr.arpa. domain name pointer ci238-98.netnam.vn
[86400] 99.238.86.210.in-addr.arpa. domain name pointer saigonmail.newworldhotels.com
[86400] 100.238.86.210.in-addr.arpa. domain name pointer ci238-100.netnam.vn
[86400] 101.238.86.210.in-addr.arpa. domain name pointer ci238-101.netnam.vn
[86400] 102.238.86.210.in-addr.arpa. domain name pointer ci238-102.netnam.vn
[86400] 103.238.86.210.in-addr.arpa. domain name pointer ci238-103.netnam.vn
[86400] 104.238.86.210.in-addr.arpa. domain name pointer ci238-104.netnam.vn
[86400] 105.238.86.210.in-addr.arpa. domain name pointer ci238-105.netnam.vn
[86400] 106.238.86.210.in-addr.arpa. domain name pointer ci238-106.netnam.vn
[86400] 107.238.86.210.in-addr.arpa. domain name pointer ci238-107.netnam.vn
[86400] 108.238.86.210.in-addr.arpa. domain name pointer ci238-108.netnam.vn
[86400] 109.238.86.210.in-addr.arpa. domain name pointer ci238-109.netnam.vn
[86400] 110.238.86.210.in-addr.arpa. domain name pointer ci238-110.netnam.vn
[86400] 111.238.86.210.in-addr.arpa. domain name pointer ci238-111.netnam.vn
[86400] 112.238.86.210.in-addr.arpa. domain name pointer ci238-112.netnam.vn
[86400] 113.238.86.210.in-addr.arpa. domain name pointer ci238-113.netnam.vn
[86400] 114.238.86.210.in-addr.arpa. domain name pointer ci238-114.netnam.vn
[86400] 115.238.86.210.in-addr.arpa. domain name pointer ci238-115.netnam.vn
[86400] 116.238.86.210.in-addr.arpa. domain name pointer ci238-116.netnam.vn
[86400] 117.238.86.210.in-addr.arpa. domain name pointer ci238-117.netnam.vn
[86400] 118.238.86.210.in-addr.arpa. domain name pointer ci238-118.netnam.vn
[86400] 119.238.86.210.in-addr.arpa. domain name pointer ci238-119.netnam.vn
[86400] 120.238.86.210.in-addr.arpa. domain name pointer ci238-120.netnam.vn
[86400] 121.238.86.210.in-addr.arpa. domain name pointer ci238-121.netnam.vn
[86400] 122.238.86.210.in-addr.arpa. domain name pointer ci238-122.netnam.vn
[86400] 123.238.86.210.in-addr.arpa. domain name pointer ci238-123.netnam.vn
[86400] 124.238.86.210.in-addr.arpa. domain name pointer ci238-124.netnam.vn
[86400] 125.238.86.210.in-addr.arpa. domain name pointer ci238-125.netnam.vn
[86400] 126.238.86.210.in-addr.arpa. domain name pointer ci238-126.netnam.vn
[86400] 127.238.86.210.in-addr.arpa. domain name pointer ci238-127.netnam.vn
[86400] 128.238.86.210.in-addr.arpa. domain name pointer ci238-128.netnam.vn
[86400] 129.238.86.210.in-addr.arpa. domain name pointer ci238-129.netnam.vn
[86400] 130.238.86.210.in-addr.arpa. domain name pointer mail.yds.edu.vn
[0] 131.238.86.210.in-addr.arpa.: domain name does not exist
[86400] 132.238.86.210.in-addr.arpa. domain name pointer Lib.yds.edu.vn Thuvien.yds.edu.vn
[86400] 133.238.86.210.in-addr.arpa. domain name pointer ci238-133.netnam.vn
[86400] 134.238.86.210.in-addr.arpa. domain name pointer ci238-134.netnam.vn
[86400] 135.238.86.210.in-addr.arpa. domain name pointer ci238-135.netnam.vn
[86400] 136.238.86.210.in-addr.arpa. domain name pointer ci238-136.netnam.vn
[86400] 137.238.86.210.in-addr.arpa. domain name pointer ci238-137.netnam.vn
[86400] 138.238.86.210.in-addr.arpa. domain name pointer ci238-138.netnam.vn
[86400] 139.238.86.210.in-addr.arpa. domain name pointer ci238-139.netnam.vn
[86400] 140.238.86.210.in-addr.arpa. domain name pointer ci238-140.netnam.vn
[86400] 141.238.86.210.in-addr.arpa. domain name pointer ci238-141.netnam.vn
[86400] 142.238.86.210.in-addr.arpa. domain name pointer ci238-142.netnam.vn
[86400] 143.238.86.210.in-addr.arpa. domain name pointer ci238-143.netnam.vn
[86400] 144.238.86.210.in-addr.arpa. domain name pointer ci238-144.netnam.vn
[86400] 145.238.86.210.in-addr.arpa. domain name pointer ci238-145.netnam.vn
[86400] 146.238.86.210.in-addr.arpa. domain name pointer ci238-146.netnam.vn
[86400] 147.238.86.210.in-addr.arpa. domain name pointer ci238-147.netnam.vn
[86400] 148.238.86.210.in-addr.arpa. domain name pointer ci238-148.netnam.vn
[86400] 149.238.86.210.in-addr.arpa. domain name pointer ci238-149.netnam.vn
[86400] 150.238.86.210.in-addr.arpa. domain name pointer ci238-150.netnam.vn
[86400] 151.238.86.210.in-addr.arpa. domain name pointer ci238-151.netnam.vn
[86400] 152.238.86.210.in-addr.arpa. domain name pointer ci238-152.netnam.vn
[86400] 153.238.86.210.in-addr.arpa. domain name pointer ci238-153.netnam.vn
[86400] 154.238.86.210.in-addr.arpa. domain name pointer ci238-154.netnam.vn
[86400] 155.238.86.210.in-addr.arpa. domain name pointer ci238-155.netnam.vn
[86400] 156.238.86.210.in-addr.arpa. domain name pointer ci238-156.netnam.vn
[86400] 157.238.86.210.in-addr.arpa. domain name pointer ci238-157.netnam.vn
[86400] 158.238.86.210.in-addr.arpa. domain name pointer ci238-158.netnam.vn
[86400] 159.238.86.210.in-addr.arpa. domain name pointer ci238-159.netnam.vn
[86400] 160.238.86.210.in-addr.arpa. domain name pointer ci238-160.netnam.vn
[86400] 161.238.86.210.in-addr.arpa. domain name pointer ci238-161.netnam.vn
[86400] 162.238.86.210.in-addr.arpa. domain name pointer ci238-162.netnam.vn
[86400] 163.238.86.210.in-addr.arpa. domain name pointer ci238-163.netnam.vn
[86400] 164.238.86.210.in-addr.arpa. domain name pointer ci238-164.netnam.vn
[86400] 165.238.86.210.in-addr.arpa. domain name pointer vas.edu.vn
[86400] 166.238.86.210.in-addr.arpa. domain name pointer smtp.vas.edu.vn
[86400] 167.238.86.210.in-addr.arpa. domain name pointer ci238-167.netnam.vn
[86400] 168.238.86.210.in-addr.arpa. domain name pointer ci238-168.netnam.vn
[86400] 169.238.86.210.in-addr.arpa. domain name pointer ci238-169.netnam.vn
[86400] 170.238.86.210.in-addr.arpa. domain name pointer ci238-170.netnam.vn
[86400] 171.238.86.210.in-addr.arpa. domain name pointer ci238-171.netnam.vn
[86400] 172.238.86.210.in-addr.arpa. domain name pointer ci238-172.netnam.vn
[86400] 173.238.86.210.in-addr.arpa. domain name pointer mail.saigonpetro.com.vn
[86400] 174.238.86.210.in-addr.arpa. domain name pointer ci238-174.netnam.vn
[86400] 175.238.86.210.in-addr.arpa. domain name pointer ci238-175.netnam.vn
[86400] 176.238.86.210.in-addr.arpa. domain name pointer ci238-176.netnam.vn
[86400] 177.238.86.210.in-addr.arpa. domain name pointer ci238-177.netnam.vn
[86400] 178.238.86.210.in-addr.arpa. domain name pointer ci238-178.netnam.vn
[86400] 179.238.86.210.in-addr.arpa. domain name pointer ci238-179.netnam.vn
[86400] 180.238.86.210.in-addr.arpa. domain name pointer ci238-180.netnam.vn
[86400] 181.238.86.210.in-addr.arpa. domain name pointer ci238-181.netnam.vn
[86400] 182.238.86.210.in-addr.arpa. domain name pointer ci238-182.netnam.vn
[86400] 183.238.86.210.in-addr.arpa. domain name pointer ci238-183.netnam.vn
[86400] 184.238.86.210.in-addr.arpa. domain name pointer ci238-184.netnam.vn
[86400] 185.238.86.210.in-addr.arpa. domain name pointer ci238-185.netnam.vn
[86400] 186.238.86.210.in-addr.arpa. domain name pointer ci238-186.netnam.vn
[86400] 187.238.86.210.in-addr.arpa. domain name pointer ci238-187.netnam.vn
[86400] 188.238.86.210.in-addr.arpa. domain name pointer ci238-188.netnam.vn
[86400] 189.238.86.210.in-addr.arpa. domain name pointer ci238-189.netnam.vn
[86400] 190.238.86.210.in-addr.arpa. domain name pointer ci238-190.netnam.vn
[86400] 191.238.86.210.in-addr.arpa. domain name pointer ci238-191.netnam.vn
[86400] 192.238.86.210.in-addr.arpa. domain name pointer ci238-192.netnam.vn
[86400] 193.238.86.210.in-addr.arpa. domain name pointer ci238-193.netnam.vn
[86400] 194.238.86.210.in-addr.arpa. domain name pointer ci238-194.netnam.vn
[86400] 195.238.86.210.in-addr.arpa. domain name pointer ci238-195.netnam.vn
[86400] 196.238.86.210.in-addr.arpa. domain name pointer ci238-196.netnam.vn
[86400] 197.238.86.210.in-addr.arpa. domain name pointer ci238-197.netnam.vn
[86400] 198.238.86.210.in-addr.arpa. domain name pointer ci238-198.netnam.vn
[86400] 199.238.86.210.in-addr.arpa. domain name pointer ci238-199.netnam.vn
[86400] 200.238.86.210.in-addr.arpa. domain name pointer ci238-200.netnam.vn
[86400] 201.238.86.210.in-addr.arpa. domain name pointer ci238-201.netnam.vn
[86400] 202.238.86.210.in-addr.arpa. domain name pointer ci238-202.netnam.vn
[86400] 203.238.86.210.in-addr.arpa. domain name pointer ci238-203.netnam.vn
[86400] 204.238.86.210.in-addr.arpa. domain name pointer ci238-204.netnam.vn
[86400] 205.238.86.210.in-addr.arpa. domain name pointer ci238-205.netnam.vn
[86400] 206.238.86.210.in-addr.arpa. domain name pointer ci238-206.netnam.vn
[86400] 207.238.86.210.in-addr.arpa. domain name pointer ci238-207.netnam.vn
[86400] 208.238.86.210.in-addr.arpa. domain name pointer ci238-208.netnam.vn
[86400] 209.238.86.210.in-addr.arpa. domain name pointer ci238-209.netnam.vn
[86400] 210.238.86.210.in-addr.arpa. domain name pointer mail.vas.edu.vn
[86400] 211.238.86.210.in-addr.arpa. domain name pointer ict.edu.vn
[86400] 212.238.86.210.in-addr.arpa. domain name pointer ci238-212.netnam.vn
[86400] 213.238.86.210.in-addr.arpa. domain name pointer ci238-213.netnam.vn
[86400] 214.238.86.210.in-addr.arpa. domain name pointer ci238-214.netnam.vn
[86400] 215.238.86.210.in-addr.arpa. domain name pointer ci238-215.netnam.vn
[86400] 216.238.86.210.in-addr.arpa. domain name pointer ci238-216.netnam.vn
[86400] 217.238.86.210.in-addr.arpa. domain name pointer ci238-217.netnam.vn
[86400] 218.238.86.210.in-addr.arpa. domain name pointer ci238-218.netnam.vn
[86400] 219.238.86.210.in-addr.arpa. domain name pointer ci238-219.netnam.vn
[86400] 220.238.86.210.in-addr.arpa. domain name pointer ci238-220.netnam.vn
[86400] 221.238.86.210.in-addr.arpa. domain name pointer ci238-221.netnam.vn
[86400] 222.238.86.210.in-addr.arpa. domain name pointer ci238-222.netnam.vn
[86400] 223.238.86.210.in-addr.arpa. domain name pointer ci238-223.netnam.vn
[86400] 224.238.86.210.in-addr.arpa. domain name pointer ci238-224.netnam.vn
[86400] 225.238.86.210.in-addr.arpa. domain name pointer ci238-225.netnam.vn
[86400] 226.238.86.210.in-addr.arpa. domain name pointer ci238-226.netnam.vn
[86400] 227.238.86.210.in-addr.arpa. domain name pointer ci238-227.netnam.vn
[86400] 228.238.86.210.in-addr.arpa. domain name pointer ci238-228.netnam.vn
[86400] 229.238.86.210.in-addr.arpa. domain name pointer ci238-229.netnam.vn
[86400] 230.238.86.210.in-addr.arpa. domain name pointer ci238-230.netnam.vn
[86400] 231.238.86.210.in-addr.arpa. domain name pointer ci238-231.netnam.vn
[86400] 232.238.86.210.in-addr.arpa. domain name pointer ci238-232.netnam.vn
[86400] 233.238.86.210.in-addr.arpa. domain name pointer ci238-233.netnam.vn
[86400] 234.238.86.210.in-addr.arpa. domain name pointer ci238-234.netnam.vn
[86400] 235.238.86.210.in-addr.arpa. domain name pointer ci238-235.netnam.vn
[86400] 236.238.86.210.in-addr.arpa. domain name pointer ci238-236.netnam.vn
[86400] 237.238.86.210.in-addr.arpa. domain name pointer ci238-237.netnam.vn
[86400] 238.238.86.210.in-addr.arpa. domain name pointer ci238-238.netnam.vn
[86400] 239.238.86.210.in-addr.arpa. domain name pointer ci238-239.netnam.vn
[86400] 240.238.86.210.in-addr.arpa. domain name pointer ci238-240.netnam.vn
[86400] 241.238.86.210.in-addr.arpa. domain name pointer www4.travelindochina.com.vn
[86400] 242.238.86.210.in-addr.arpa. domain name pointer www3.travelindochina.com.vn
[86400] 243.238.86.210.in-addr.arpa. domain name pointer www2.travelindochina.com.vn
[86400] 244.238.86.210.in-addr.arpa. domain name pointer www1.travelindochina.com.vn
[86400] 245.238.86.210.in-addr.arpa. domain name pointer www.travelindochina.com.vn
[86400] 246.238.86.210.in-addr.arpa. domain name pointer travelindochina.com.vn
[0] 247.238.86.210.in-addr.arpa.: domain name does not exist
[0] 248.238.86.210.in-addr.arpa.: domain name does not exist
[0] 249.238.86.210.in-addr.arpa.: domain name does not exist
[0] 250.238.86.210.in-addr.arpa.: domain name does not exist
[86400] 251.238.86.210.in-addr.arpa. domain name pointer mail02.saigontabac.com.vn
[0] 252.238.86.210.in-addr.arpa.: domain name does not exist
[0] 253.238.86.210.in-addr.arpa.: domain name does not exist
[0] 254.238.86.210.in-addr.arpa.: domain name does not exist
[0] 255.238.86.210.in-addr.arpa.: domain name does not exist