[0] 0.189.247.61.in-addr.arpa.: domain name does not exist
[86400] 1.189.247.61.in-addr.arpa. domain name pointer server-1.optimaxbd.net
[86400] 2.189.247.61.in-addr.arpa. domain name pointer server-2.optimaxbd.net
[86400] 3.189.247.61.in-addr.arpa. domain name pointer server-3.optimaxbd.net
[86400] 4.189.247.61.in-addr.arpa. domain name pointer server-4.optimaxbd.net
[86400] 5.189.247.61.in-addr.arpa. domain name pointer server-5.optimaxbd.net
[86400] 6.189.247.61.in-addr.arpa. domain name pointer server-6.optimaxbd.net
[86400] 7.189.247.61.in-addr.arpa. domain name pointer server-7.optimaxbd.net
[86400] 8.189.247.61.in-addr.arpa. domain name pointer server-8.optimaxbd.net
[86400] 9.189.247.61.in-addr.arpa. domain name pointer server-9.optimaxbd.net
[86400] 10.189.247.61.in-addr.arpa. domain name pointer server-10.optimaxbd.net
[86400] 11.189.247.61.in-addr.arpa. domain name pointer server-11.optimaxbd.net
[86400] 12.189.247.61.in-addr.arpa. domain name pointer server-12.optimaxbd.net
[86400] 13.189.247.61.in-addr.arpa. domain name pointer server-13.optimaxbd.net
[86400] 14.189.247.61.in-addr.arpa. domain name pointer server-14.optimaxbd.net
[86400] 15.189.247.61.in-addr.arpa. domain name pointer server-15.optimaxbd.net
[86400] 16.189.247.61.in-addr.arpa. domain name pointer server-16.optimaxbd.net
[86400] 17.189.247.61.in-addr.arpa. domain name pointer server-17.optimaxbd.net
[86400] 18.189.247.61.in-addr.arpa. domain name pointer server-18.optimaxbd.net
[86400] 19.189.247.61.in-addr.arpa. domain name pointer server-19.optimaxbd.net
[86400] 20.189.247.61.in-addr.arpa. domain name pointer server-20.optimaxbd.net
[86400] 21.189.247.61.in-addr.arpa. domain name pointer server-21.optimaxbd.net
[86400] 22.189.247.61.in-addr.arpa. domain name pointer server-22.optimaxbd.net
[86400] 23.189.247.61.in-addr.arpa. domain name pointer server-23.optimaxbd.net
[86400] 24.189.247.61.in-addr.arpa. domain name pointer server-24.optimaxbd.net
[86400] 25.189.247.61.in-addr.arpa. domain name pointer server-25.optimaxbd.net
[86400] 26.189.247.61.in-addr.arpa. domain name pointer server-26.optimaxbd.net
[86400] 27.189.247.61.in-addr.arpa. domain name pointer server-27.optimaxbd.net
[86400] 28.189.247.61.in-addr.arpa. domain name pointer server-28.optimaxbd.net
[86400] 29.189.247.61.in-addr.arpa. domain name pointer server-29.optimaxbd.net
[86400] 30.189.247.61.in-addr.arpa. domain name pointer server-30.optimaxbd.net
[86400] 31.189.247.61.in-addr.arpa. domain name pointer server-31.optimaxbd.net
[86400] 32.189.247.61.in-addr.arpa. domain name pointer server-32.optimaxbd.net
[86400] 33.189.247.61.in-addr.arpa. domain name pointer server-33.optimaxbd.net
[86400] 34.189.247.61.in-addr.arpa. domain name pointer server-34.optimaxbd.net
[86400] 35.189.247.61.in-addr.arpa. domain name pointer server-35.optimaxbd.net
[86400] 36.189.247.61.in-addr.arpa. domain name pointer server-36.optimaxbd.net
[86400] 37.189.247.61.in-addr.arpa. domain name pointer server-37.optimaxbd.net
[86400] 38.189.247.61.in-addr.arpa. domain name pointer server-38.optimaxbd.net
[86400] 39.189.247.61.in-addr.arpa. domain name pointer server-39.optimaxbd.net
[86400] 40.189.247.61.in-addr.arpa. domain name pointer server-40.optimaxbd.net
[86400] 41.189.247.61.in-addr.arpa. domain name pointer server-41.optimaxbd.net
[86400] 42.189.247.61.in-addr.arpa. domain name pointer server-42.optimaxbd.net
[86400] 43.189.247.61.in-addr.arpa. domain name pointer server-43.optimaxbd.net
[86400] 44.189.247.61.in-addr.arpa. domain name pointer server-44.optimaxbd.net
[86400] 45.189.247.61.in-addr.arpa. domain name pointer server-45.optimaxbd.net
[86400] 46.189.247.61.in-addr.arpa. domain name pointer server-46.optimaxbd.net
[86400] 47.189.247.61.in-addr.arpa. domain name pointer server-47.optimaxbd.net
[86400] 48.189.247.61.in-addr.arpa. domain name pointer server-48.optimaxbd.net
[86400] 49.189.247.61.in-addr.arpa. domain name pointer server-49.optimaxbd.net
[86400] 50.189.247.61.in-addr.arpa. domain name pointer server-50.optimaxbd.net
[86400] 51.189.247.61.in-addr.arpa. domain name pointer server-51.optimaxbd.net
[86400] 52.189.247.61.in-addr.arpa. domain name pointer server-52.optimaxbd.net
[86400] 53.189.247.61.in-addr.arpa. domain name pointer server-53.optimaxbd.net
[86400] 54.189.247.61.in-addr.arpa. domain name pointer server-54.optimaxbd.net
[86400] 55.189.247.61.in-addr.arpa. domain name pointer server-55.optimaxbd.net
[86400] 56.189.247.61.in-addr.arpa. domain name pointer server-56.optimaxbd.net
[86400] 57.189.247.61.in-addr.arpa. domain name pointer server-57.optimaxbd.net
[86400] 58.189.247.61.in-addr.arpa. domain name pointer server-58.optimaxbd.net
[86400] 59.189.247.61.in-addr.arpa. domain name pointer server-59.optimaxbd.net
[86400] 60.189.247.61.in-addr.arpa. domain name pointer server-60.optimaxbd.net
[86400] 61.189.247.61.in-addr.arpa. domain name pointer server-61.optimaxbd.net
[86400] 62.189.247.61.in-addr.arpa. domain name pointer server-62.optimaxbd.net
[86400] 63.189.247.61.in-addr.arpa. domain name pointer server-63.optimaxbd.net
[86400] 64.189.247.61.in-addr.arpa. domain name pointer server-64.optimaxbd.net
[86400] 65.189.247.61.in-addr.arpa. domain name pointer server-65.optimaxbd.net
[86400] 66.189.247.61.in-addr.arpa. domain name pointer server-66.optimaxbd.net
[86400] 67.189.247.61.in-addr.arpa. domain name pointer server-67.optimaxbd.net
[86400] 68.189.247.61.in-addr.arpa. domain name pointer server-68.optimaxbd.net
[86400] 69.189.247.61.in-addr.arpa. domain name pointer server-69.optimaxbd.net
[86400] 70.189.247.61.in-addr.arpa. domain name pointer server-70.optimaxbd.net
[86400] 71.189.247.61.in-addr.arpa. domain name pointer server-71.optimaxbd.net
[86400] 72.189.247.61.in-addr.arpa. domain name pointer server-72.optimaxbd.net
[86400] 73.189.247.61.in-addr.arpa. domain name pointer server-73.optimaxbd.net
[86400] 74.189.247.61.in-addr.arpa. domain name pointer server-74.optimaxbd.net
[86400] 75.189.247.61.in-addr.arpa. domain name pointer server-75.optimaxbd.net
[86400] 76.189.247.61.in-addr.arpa. domain name pointer server-76.optimaxbd.net
[86400] 77.189.247.61.in-addr.arpa. domain name pointer server-77.optimaxbd.net
[86400] 78.189.247.61.in-addr.arpa. domain name pointer server-78.optimaxbd.net
[86400] 79.189.247.61.in-addr.arpa. domain name pointer server-79.optimaxbd.net
[86400] 80.189.247.61.in-addr.arpa. domain name pointer server-80.optimaxbd.net
[86400] 81.189.247.61.in-addr.arpa. domain name pointer server-81.optimaxbd.net
[86400] 82.189.247.61.in-addr.arpa. domain name pointer server-82.optimaxbd.net
[86400] 83.189.247.61.in-addr.arpa. domain name pointer server-83.optimaxbd.net
[86400] 84.189.247.61.in-addr.arpa. domain name pointer server-84.optimaxbd.net
[86400] 85.189.247.61.in-addr.arpa. domain name pointer server-85.optimaxbd.net
[86400] 86.189.247.61.in-addr.arpa. domain name pointer mail.nts-bd.com
[86400] 87.189.247.61.in-addr.arpa. domain name pointer server-87.optimaxbd.net
[86400] 88.189.247.61.in-addr.arpa. domain name pointer server-88.optimaxbd.net
[86400] 89.189.247.61.in-addr.arpa. domain name pointer server-89.optimaxbd.net
[86400] 90.189.247.61.in-addr.arpa. domain name pointer server-90.optimaxbd.net
[86400] 91.189.247.61.in-addr.arpa. domain name pointer server-91.optimaxbd.net
[86400] 92.189.247.61.in-addr.arpa. domain name pointer server-92.optimaxbd.net
[86400] 93.189.247.61.in-addr.arpa. domain name pointer server-93.optimaxbd.net
[86400] 94.189.247.61.in-addr.arpa. domain name pointer server-94.optimaxbd.net
[86400] 95.189.247.61.in-addr.arpa. domain name pointer server-95.optimaxbd.net
[86400] 96.189.247.61.in-addr.arpa. domain name pointer server-96.optimaxbd.net
[86400] 97.189.247.61.in-addr.arpa. domain name pointer server-97.optimaxbd.net
[86400] 98.189.247.61.in-addr.arpa. domain name pointer server-98.optimaxbd.net
[86400] 99.189.247.61.in-addr.arpa. domain name pointer server-99.optimaxbd.net
[86400] 100.189.247.61.in-addr.arpa. domain name pointer server-100.optimaxbd.net
[86400] 101.189.247.61.in-addr.arpa. domain name pointer server-101.optimaxbd.net
[86400] 102.189.247.61.in-addr.arpa. domain name pointer server-102.optimaxbd.net
[86400] 103.189.247.61.in-addr.arpa. domain name pointer server-103.optimaxbd.net
[86400] 104.189.247.61.in-addr.arpa. domain name pointer server-104.optimaxbd.net
[86400] 105.189.247.61.in-addr.arpa. domain name pointer server-105.optimaxbd.net
[86400] 106.189.247.61.in-addr.arpa. domain name pointer server-106.optimaxbd.net
[86400] 107.189.247.61.in-addr.arpa. domain name pointer server-107.optimaxbd.net
[86400] 108.189.247.61.in-addr.arpa. domain name pointer server-108.optimaxbd.net
[86400] 109.189.247.61.in-addr.arpa. domain name pointer server-109.optimaxbd.net
[86400] 110.189.247.61.in-addr.arpa. domain name pointer server-110.optimaxbd.net
[86400] 111.189.247.61.in-addr.arpa. domain name pointer server-111.optimaxbd.net
[86400] 112.189.247.61.in-addr.arpa. domain name pointer server-112.optimaxbd.net
[86400] 113.189.247.61.in-addr.arpa. domain name pointer server-113.optimaxbd.net
[86400] 114.189.247.61.in-addr.arpa. domain name pointer server-114.optimaxbd.net
[86400] 115.189.247.61.in-addr.arpa. domain name pointer server-115.optimaxbd.net
[86400] 116.189.247.61.in-addr.arpa. domain name pointer server-116.optimaxbd.net
[86400] 117.189.247.61.in-addr.arpa. domain name pointer server-117.optimaxbd.net
[86400] 118.189.247.61.in-addr.arpa. domain name pointer server-118.optimaxbd.net
[86400] 119.189.247.61.in-addr.arpa. domain name pointer server-119.optimaxbd.net
[86400] 120.189.247.61.in-addr.arpa. domain name pointer server-120.optimaxbd.net
[86400] 121.189.247.61.in-addr.arpa. domain name pointer server-121.optimaxbd.net
[86400] 122.189.247.61.in-addr.arpa. domain name pointer server-122.optimaxbd.net
[86400] 123.189.247.61.in-addr.arpa. domain name pointer server-123.optimaxbd.net
[86400] 124.189.247.61.in-addr.arpa. domain name pointer server-124.optimaxbd.net
[86400] 125.189.247.61.in-addr.arpa. domain name pointer server-125.optimaxbd.net
[86400] 126.189.247.61.in-addr.arpa. domain name pointer server-126.optimaxbd.net
[86400] 127.189.247.61.in-addr.arpa. domain name pointer server-127.optimaxbd.net
[86400] 128.189.247.61.in-addr.arpa. domain name pointer server-128.optimaxbd.net
[86400] 129.189.247.61.in-addr.arpa. domain name pointer server-129.optimaxbd.net
[86400] 130.189.247.61.in-addr.arpa. domain name pointer server-130.optimaxbd.net
[86400] 131.189.247.61.in-addr.arpa. domain name pointer server-131.optimaxbd.net
[86400] 132.189.247.61.in-addr.arpa. domain name pointer server-132.optimaxbd.net
[86400] 133.189.247.61.in-addr.arpa. domain name pointer server-133.optimaxbd.net
[86400] 134.189.247.61.in-addr.arpa. domain name pointer server-134.optimaxbd.net
[86400] 135.189.247.61.in-addr.arpa. domain name pointer server-135.optimaxbd.net
[86400] 136.189.247.61.in-addr.arpa. domain name pointer server-136.optimaxbd.net
[86400] 137.189.247.61.in-addr.arpa. domain name pointer server-137.optimaxbd.net
[86400] 138.189.247.61.in-addr.arpa. domain name pointer server-138.optimaxbd.net
[86400] 139.189.247.61.in-addr.arpa. domain name pointer server-139.optimaxbd.net
[86400] 140.189.247.61.in-addr.arpa. domain name pointer server-140.optimaxbd.net
[86400] 141.189.247.61.in-addr.arpa. domain name pointer server-141.optimaxbd.net
[86400] 142.189.247.61.in-addr.arpa. domain name pointer server-142.optimaxbd.net
[86400] 143.189.247.61.in-addr.arpa. domain name pointer server-143.optimaxbd.net
[86400] 144.189.247.61.in-addr.arpa. domain name pointer server-144.optimaxbd.net
[86400] 145.189.247.61.in-addr.arpa. domain name pointer server-145.optimaxbd.net
[86400] 146.189.247.61.in-addr.arpa. domain name pointer server-146.optimaxbd.net
[86400] 147.189.247.61.in-addr.arpa. domain name pointer server-147.optimaxbd.net
[86400] 148.189.247.61.in-addr.arpa. domain name pointer server-148.optimaxbd.net
[86400] 149.189.247.61.in-addr.arpa. domain name pointer server-149.optimaxbd.net
[86400] 150.189.247.61.in-addr.arpa. domain name pointer server-150.optimaxbd.net
[86400] 151.189.247.61.in-addr.arpa. domain name pointer server-151.optimaxbd.net
[86400] 152.189.247.61.in-addr.arpa. domain name pointer server-152.optimaxbd.net
[86400] 153.189.247.61.in-addr.arpa. domain name pointer server-153.optimaxbd.net
[86400] 154.189.247.61.in-addr.arpa. domain name pointer server-154.optimaxbd.net
[86400] 155.189.247.61.in-addr.arpa. domain name pointer server-155.optimaxbd.net
[86400] 156.189.247.61.in-addr.arpa. domain name pointer server-156.optimaxbd.net
[86400] 157.189.247.61.in-addr.arpa. domain name pointer server-157.optimaxbd.net
[86400] 158.189.247.61.in-addr.arpa. domain name pointer server-158.optimaxbd.net
[86400] 159.189.247.61.in-addr.arpa. domain name pointer server-159.optimaxbd.net
[86400] 160.189.247.61.in-addr.arpa. domain name pointer server-160.optimaxbd.net
[86400] 161.189.247.61.in-addr.arpa. domain name pointer server-161.optimaxbd.net
[86400] 162.189.247.61.in-addr.arpa. domain name pointer server-162.optimaxbd.net
[86400] 163.189.247.61.in-addr.arpa. domain name pointer server-163.optimaxbd.net
[86400] 164.189.247.61.in-addr.arpa. domain name pointer server-164.optimaxbd.net
[86400] 165.189.247.61.in-addr.arpa. domain name pointer server-165.optimaxbd.net
[86400] 166.189.247.61.in-addr.arpa. domain name pointer server-166.optimaxbd.net
[86400] 167.189.247.61.in-addr.arpa. domain name pointer server-167.optimaxbd.net
[86400] 168.189.247.61.in-addr.arpa. domain name pointer server-168.optimaxbd.net
[86400] 169.189.247.61.in-addr.arpa. domain name pointer server-169.optimaxbd.net
[86400] 170.189.247.61.in-addr.arpa. domain name pointer server-170.optimaxbd.net
[86400] 171.189.247.61.in-addr.arpa. domain name pointer server-171.optimaxbd.net
[86400] 172.189.247.61.in-addr.arpa. domain name pointer server-172.optimaxbd.net
[86400] 173.189.247.61.in-addr.arpa. domain name pointer server-173.optimaxbd.net
[86400] 174.189.247.61.in-addr.arpa. domain name pointer server-174.optimaxbd.net
[86400] 175.189.247.61.in-addr.arpa. domain name pointer server-175.optimaxbd.net
[86400] 176.189.247.61.in-addr.arpa. domain name pointer server-176.optimaxbd.net
[86400] 177.189.247.61.in-addr.arpa. domain name pointer server-177.optimaxbd.net
[86400] 178.189.247.61.in-addr.arpa. domain name pointer server-178.optimaxbd.net
[86400] 179.189.247.61.in-addr.arpa. domain name pointer server-179.optimaxbd.net
[86400] 180.189.247.61.in-addr.arpa. domain name pointer server-180.optimaxbd.net
[86400] 181.189.247.61.in-addr.arpa. domain name pointer server-181.optimaxbd.net
[86400] 182.189.247.61.in-addr.arpa. domain name pointer server-182.optimaxbd.net
[86400] 183.189.247.61.in-addr.arpa. domain name pointer server-183.optimaxbd.net
[86400] 184.189.247.61.in-addr.arpa. domain name pointer server-184.optimaxbd.net
[86400] 185.189.247.61.in-addr.arpa. domain name pointer server-185.optimaxbd.net
[86400] 186.189.247.61.in-addr.arpa. domain name pointer server-186.optimaxbd.net
[86400] 187.189.247.61.in-addr.arpa. domain name pointer server-187.optimaxbd.net
[86400] 188.189.247.61.in-addr.arpa. domain name pointer server-188.optimaxbd.net
[86400] 189.189.247.61.in-addr.arpa. domain name pointer server-189.optimaxbd.net
[86400] 190.189.247.61.in-addr.arpa. domain name pointer server-190.optimaxbd.net
[86400] 191.189.247.61.in-addr.arpa. domain name pointer server-191.optimaxbd.net
[86400] 192.189.247.61.in-addr.arpa. domain name pointer server-192.optimaxbd.net
[86400] 193.189.247.61.in-addr.arpa. domain name pointer server-193.optimaxbd.net
[86400] 194.189.247.61.in-addr.arpa. domain name pointer server-194.optimaxbd.net
[86400] 195.189.247.61.in-addr.arpa. domain name pointer server-195.optimaxbd.net
[86400] 196.189.247.61.in-addr.arpa. domain name pointer server-196.optimaxbd.net
[86400] 197.189.247.61.in-addr.arpa. domain name pointer server-197.optimaxbd.net
[86400] 198.189.247.61.in-addr.arpa. domain name pointer server-198.optimaxbd.net
[86400] 199.189.247.61.in-addr.arpa. domain name pointer server-199.optimaxbd.net
[86400] 200.189.247.61.in-addr.arpa. domain name pointer server-200.optimaxbd.net
[86400] 201.189.247.61.in-addr.arpa. domain name pointer server-201.optimaxbd.net
[86400] 202.189.247.61.in-addr.arpa. domain name pointer server-202.optimaxbd.net
[86400] 203.189.247.61.in-addr.arpa. domain name pointer server-203.optimaxbd.net
[86400] 204.189.247.61.in-addr.arpa. domain name pointer server-204.optimaxbd.net
[86400] 205.189.247.61.in-addr.arpa. domain name pointer server-205.optimaxbd.net
[86400] 206.189.247.61.in-addr.arpa. domain name pointer server-206.optimaxbd.net
[86400] 207.189.247.61.in-addr.arpa. domain name pointer server-207.optimaxbd.net
[86400] 208.189.247.61.in-addr.arpa. domain name pointer server-208.optimaxbd.net
[86400] 209.189.247.61.in-addr.arpa. domain name pointer server-209.optimaxbd.net
[86400] 210.189.247.61.in-addr.arpa. domain name pointer server-210.optimaxbd.net
[86400] 211.189.247.61.in-addr.arpa. domain name pointer server-211.optimaxbd.net
[86400] 212.189.247.61.in-addr.arpa. domain name pointer server-212.optimaxbd.net
[86400] 213.189.247.61.in-addr.arpa. domain name pointer server-213.optimaxbd.net
[86400] 214.189.247.61.in-addr.arpa. domain name pointer server-214.optimaxbd.net
[86400] 215.189.247.61.in-addr.arpa. domain name pointer server-215.optimaxbd.net
[86400] 216.189.247.61.in-addr.arpa. domain name pointer server-216.optimaxbd.net
[86400] 217.189.247.61.in-addr.arpa. domain name pointer server-217.optimaxbd.net
[86400] 218.189.247.61.in-addr.arpa. domain name pointer server-218.optimaxbd.net
[86400] 219.189.247.61.in-addr.arpa. domain name pointer server-219.optimaxbd.net
[86400] 220.189.247.61.in-addr.arpa. domain name pointer server-220.optimaxbd.net
[86400] 221.189.247.61.in-addr.arpa. domain name pointer server-221.optimaxbd.net
[86400] 222.189.247.61.in-addr.arpa. domain name pointer server-222.optimaxbd.net
[86400] 223.189.247.61.in-addr.arpa. domain name pointer server-223.optimaxbd.net
[86400] 224.189.247.61.in-addr.arpa. domain name pointer server-224.optimaxbd.net
[86400] 225.189.247.61.in-addr.arpa. domain name pointer server-225.optimaxbd.net
[86400] 226.189.247.61.in-addr.arpa. domain name pointer server-226.optimaxbd.net
[86400] 227.189.247.61.in-addr.arpa. domain name pointer server-227.optimaxbd.net
[86400] 228.189.247.61.in-addr.arpa. domain name pointer server-228.optimaxbd.net
[86400] 229.189.247.61.in-addr.arpa. domain name pointer server-229.optimaxbd.net
[86400] 230.189.247.61.in-addr.arpa. domain name pointer server-230.optimaxbd.net
[86400] 231.189.247.61.in-addr.arpa. domain name pointer server-231.optimaxbd.net
[86400] 232.189.247.61.in-addr.arpa. domain name pointer server-232.optimaxbd.net
[86400] 233.189.247.61.in-addr.arpa. domain name pointer server-233.optimaxbd.net
[86400] 234.189.247.61.in-addr.arpa. domain name pointer mail.mist.ac.bd
[86400] 235.189.247.61.in-addr.arpa. domain name pointer server-235.optimaxbd.net
[86400] 236.189.247.61.in-addr.arpa. domain name pointer server-236.optimaxbd.net
[86400] 237.189.247.61.in-addr.arpa. domain name pointer server-237.optimaxbd.net
[86400] 238.189.247.61.in-addr.arpa. domain name pointer server-238.optimaxbd.net
[86400] 239.189.247.61.in-addr.arpa. domain name pointer server-239.optimaxbd.net
[86400] 240.189.247.61.in-addr.arpa. domain name pointer server-240.optimaxbd.net
[86400] 241.189.247.61.in-addr.arpa. domain name pointer server-241.optimaxbd.net
[86400] 242.189.247.61.in-addr.arpa. domain name pointer server-242.optimaxbd.net
[86400] 243.189.247.61.in-addr.arpa. domain name pointer server-243.optimaxbd.net
[86400] 244.189.247.61.in-addr.arpa. domain name pointer server-244.optimaxbd.net
[86400] 245.189.247.61.in-addr.arpa. domain name pointer server-245.optimaxbd.net
[86400] 246.189.247.61.in-addr.arpa. domain name pointer server-246.optimaxbd.net
[86400] 247.189.247.61.in-addr.arpa. domain name pointer server-247.optimaxbd.net
[86400] 248.189.247.61.in-addr.arpa. domain name pointer server-248.optimaxbd.net
[86400] 249.189.247.61.in-addr.arpa. domain name pointer server-249.optimaxbd.net
[86400] 250.189.247.61.in-addr.arpa. domain name pointer server-250.otimaxbd.net
[86400] 251.189.247.61.in-addr.arpa. domain name pointer server-251.optimaxbd.net
[86400] 252.189.247.61.in-addr.arpa. domain name pointer server-252.optimaxbd.net
[86400] 253.189.247.61.in-addr.arpa. domain name pointer server-253.optimaxbd.net
[86400] 254.189.247.61.in-addr.arpa. domain name pointer server-254.optimaxbd.net
[0] 255.189.247.61.in-addr.arpa.: domain name does not exist