[3600] 0.21.24.213.in-addr.arpa. domain name pointer host-20-0.tagan.ru
[3600] 1.21.24.213.in-addr.arpa. domain name pointer ttn-gw.megalink.com.ru
[3600] 2.21.24.213.in-addr.arpa. domain name pointer ns.megalink.com.ru megalink.com.ru
[3600] 3.21.24.213.in-addr.arpa. domain name pointer ftp.megalink.com.ru mail.megalink.com.ru local.megalink.com.ru
[3600] 4.21.24.213.in-addr.arpa. domain name pointer net666.megalink.com.ru host-21-4.megalink.com.ru
[3600] 5.21.24.213.in-addr.arpa. domain name pointer host-21-5.megalink.com.ru
[3600] 6.21.24.213.in-addr.arpa. domain name pointer host-21-6.megalink.com.ru
[3600] 7.21.24.213.in-addr.arpa. domain name pointer host-21-7.megalink.com.ru
[3600] 8.21.24.213.in-addr.arpa. domain name pointer host-21-8.megalink.com.ru
[3600] 9.21.24.213.in-addr.arpa. domain name pointer host-21-9.megalink.com.ru
[3600] 10.21.24.213.in-addr.arpa. domain name pointer host-21-10.megalink.com.ru
[3600] 11.21.24.213.in-addr.arpa. domain name pointer host-21-11.megalink.com.ru
[3600] 12.21.24.213.in-addr.arpa. domain name pointer host-21-12.megalink.com.ru
[3600] 13.21.24.213.in-addr.arpa. domain name pointer host-21-13.megalink.com.ru
[3600] 14.21.24.213.in-addr.arpa. domain name pointer host-21-14.megalink.com.ru
[3600] 15.21.24.213.in-addr.arpa. domain name pointer host-21-15.megalink.com.ru
[3600] 16.21.24.213.in-addr.arpa. domain name pointer host-21-16.megalink.com.ru
[3600] 17.21.24.213.in-addr.arpa. domain name pointer local-gw.megalink.com.ru
[3600] 18.21.24.213.in-addr.arpa. domain name pointer nix.megalink.com.ru
[3600] 19.21.24.213.in-addr.arpa. domain name pointer nix2.megalink.com.ru
[3600] 20.21.24.213.in-addr.arpa. domain name pointer nix3.megalink.com.ru
[3600] 21.21.24.213.in-addr.arpa. domain name pointer mvu.megalink.com.ru
[3600] 22.21.24.213.in-addr.arpa. domain name pointer mvu2.megalink.com.ru
[3600] 23.21.24.213.in-addr.arpa. domain name pointer mvu3.megalink.com.ru
[3600] 24.21.24.213.in-addr.arpa. domain name pointer dwl.megalink.com.ru
[3600] 25.21.24.213.in-addr.arpa. domain name pointer dwl2.megalink.com.ru
[3600] 26.21.24.213.in-addr.arpa. domain name pointer dwl3.megalink.com.ru
[3600] 27.21.24.213.in-addr.arpa. domain name pointer tmp.megalink.com.ru
[3600] 28.21.24.213.in-addr.arpa. domain name pointer dhcp-28.megalink.com.ru
[3600] 29.21.24.213.in-addr.arpa. domain name pointer dhcp-29.megalink.com.ru
[3600] 30.21.24.213.in-addr.arpa. domain name pointer voip.megalink.com.ru
[3600] 31.21.24.213.in-addr.arpa. domain name pointer host-21-31.tagan.ru
[3600] 32.21.24.213.in-addr.arpa. domain name pointer host-21-32.tagan.ru
[3600] 33.21.24.213.in-addr.arpa. domain name pointer host-21-33.tagan.ru
[3600] 34.21.24.213.in-addr.arpa. domain name pointer host-21-34.tagan.ru
[3600] 35.21.24.213.in-addr.arpa. domain name pointer host-21-35.tagan.ru
[3600] 36.21.24.213.in-addr.arpa. domain name pointer host-21-36.tagan.ru
[3600] 37.21.24.213.in-addr.arpa. domain name pointer host-21-37.tagan.ru
[3600] 38.21.24.213.in-addr.arpa. domain name pointer host-21-38.tagan.ru
[3600] 39.21.24.213.in-addr.arpa. domain name pointer host-21-39.tagan.ru
[3600] 40.21.24.213.in-addr.arpa. domain name pointer host-21-40.tagan.ru
[3600] 41.21.24.213.in-addr.arpa. domain name pointer host-21-41.tagan.ru
[3600] 42.21.24.213.in-addr.arpa. domain name pointer host-21-42.tagan.ru
[3600] 43.21.24.213.in-addr.arpa. domain name pointer host-21-43.tagan.ru
[3600] 44.21.24.213.in-addr.arpa. domain name pointer host-21-44.tagan.ru
[3600] 45.21.24.213.in-addr.arpa. domain name pointer host-21-45.tagan.ru
[3600] 46.21.24.213.in-addr.arpa. domain name pointer host-21-46.tagan.ru
[3600] 47.21.24.213.in-addr.arpa. domain name pointer host-21-47.tagan.ru
[3600] 48.21.24.213.in-addr.arpa. domain name pointer host-21-48.tagan.ru
[3600] 49.21.24.213.in-addr.arpa. domain name pointer host-21-49.tagan.ru
[3600] 50.21.24.213.in-addr.arpa. domain name pointer host-21-50.tagan.ru
[3600] 51.21.24.213.in-addr.arpa. domain name pointer host-21-51.tagan.ru
[3600] 52.21.24.213.in-addr.arpa. domain name pointer host-21-52.tagan.ru
[3600] 53.21.24.213.in-addr.arpa. domain name pointer host-21-53.tagan.ru
[3600] 54.21.24.213.in-addr.arpa. domain name pointer host-21-54.tagan.ru
[3600] 55.21.24.213.in-addr.arpa. domain name pointer host-21-55.tagan.ru
[3600] 56.21.24.213.in-addr.arpa. domain name pointer host-21-56.tagan.ru
[3600] 57.21.24.213.in-addr.arpa. domain name pointer host-21-57.tagan.ru
[3600] 58.21.24.213.in-addr.arpa. domain name pointer host-21-58.tagan.ru
[3600] 59.21.24.213.in-addr.arpa. domain name pointer host-21-59.tagan.ru
[3600] 60.21.24.213.in-addr.arpa. domain name pointer host-21-60.tagan.ru
[3600] 61.21.24.213.in-addr.arpa. domain name pointer host-21-61.tagan.ru
[3600] 62.21.24.213.in-addr.arpa. domain name pointer host-21-62.tagan.ru
[3600] 63.21.24.213.in-addr.arpa. domain name pointer host-21-63.tagan.ru
[3600] 64.21.24.213.in-addr.arpa. domain name pointer host-21-64.tagan.ru
[3600] 65.21.24.213.in-addr.arpa. domain name pointer host-21-65.tagan.ru
[3600] 66.21.24.213.in-addr.arpa. domain name pointer host-21-66.tagan.ru
[3600] 67.21.24.213.in-addr.arpa. domain name pointer host-21-67.tagan.ru
[3600] 68.21.24.213.in-addr.arpa. domain name pointer host-21-68.tagan.ru
[3600] 69.21.24.213.in-addr.arpa. domain name pointer host-21-69.tagan.ru
[3600] 70.21.24.213.in-addr.arpa. domain name pointer host-21-70.tagan.ru
[3600] 71.21.24.213.in-addr.arpa. domain name pointer host-21-71.tagan.ru
[0] 72.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 73.21.24.213.in-addr.arpa. domain name pointer as.tagan.ru
[3600] 74.21.24.213.in-addr.arpa. domain name pointer test.tagan.ru
[0] 75.21.24.213.in-addr.arpa.: domain name does not exist
[0] 76.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 77.21.24.213.in-addr.arpa. domain name pointer ss.tagan.ru
[0] 78.21.24.213.in-addr.arpa.: domain name does not exist
[0] 79.21.24.213.in-addr.arpa.: domain name does not exist
[0] 80.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 81.21.24.213.in-addr.arpa. domain name pointer as-cis.tagan.ru
[3600] 82.21.24.213.in-addr.arpa. domain name pointer tr-c.tagan.ru
[3600] 83.21.24.213.in-addr.arpa. domain name pointer tr-cv.tagan.ru
[0] 84.21.24.213.in-addr.arpa.: domain name does not exist
[0] 85.21.24.213.in-addr.arpa.: domain name does not exist
[0] 86.21.24.213.in-addr.arpa.: domain name does not exist
[0] 87.21.24.213.in-addr.arpa.: domain name does not exist
[0] 88.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 89.21.24.213.in-addr.arpa. domain name pointer as-ptichka.tagan.ru.21.24.213.in-addr.arpa
[3600] 90.21.24.213.in-addr.arpa. domain name pointer ptichka.tagan.ru.21.24.213.in-addr.arpa
[0] 91.21.24.213.in-addr.arpa.: domain name does not exist
[0] 92.21.24.213.in-addr.arpa.: domain name does not exist
[0] 93.21.24.213.in-addr.arpa.: domain name does not exist
[0] 94.21.24.213.in-addr.arpa.: domain name does not exist
[0] 95.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 96.21.24.213.in-addr.arpa. domain name pointer pppoe-21-96.tagan.ru
[3600] 97.21.24.213.in-addr.arpa. domain name pointer pppoe-21-97.tagan.ru
[3600] 98.21.24.213.in-addr.arpa. domain name pointer pppoe-21-98.tagan.ru
[3600] 99.21.24.213.in-addr.arpa. domain name pointer pppoe-21-99.tagan.ru
[3600] 100.21.24.213.in-addr.arpa. domain name pointer pppoe-21-100.tagan.ru
[3600] 101.21.24.213.in-addr.arpa. domain name pointer pppoe-21-101.tagan.ru
[3600] 102.21.24.213.in-addr.arpa. domain name pointer pppoe-21-102.tagan.ru
[3600] 103.21.24.213.in-addr.arpa. domain name pointer pppoe-21-103.tagan.ru
[3600] 104.21.24.213.in-addr.arpa. domain name pointer pppoe-21-104.tagan.ru
[3600] 105.21.24.213.in-addr.arpa. domain name pointer pppoe-21-105.tagan.ru
[3600] 106.21.24.213.in-addr.arpa. domain name pointer pppoe-21-106.tagan.ru
[3600] 107.21.24.213.in-addr.arpa. domain name pointer pppoe-21-107.tagan.ru
[3600] 108.21.24.213.in-addr.arpa. domain name pointer pppoe-21-108.tagan.ru
[3600] 109.21.24.213.in-addr.arpa. domain name pointer pppoe-21-109.tagan.ru
[3600] 110.21.24.213.in-addr.arpa. domain name pointer pppoe-21-110.tagan.ru
[3600] 111.21.24.213.in-addr.arpa. domain name pointer pppoe-21-111.tagan.ru
[3600] 112.21.24.213.in-addr.arpa. domain name pointer ppp00010-1.tagan.ru
[3600] 113.21.24.213.in-addr.arpa. domain name pointer ppp00010-2.tagan.ru
[3600] 114.21.24.213.in-addr.arpa. domain name pointer ppp00010-3.tagan.ru
[3600] 115.21.24.213.in-addr.arpa. domain name pointer ppp00010-4.tagan.ru
[0] 116.21.24.213.in-addr.arpa.: domain name does not exist
[0] 117.21.24.213.in-addr.arpa.: domain name does not exist
[0] 118.21.24.213.in-addr.arpa.: domain name does not exist
[0] 119.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 120.21.24.213.in-addr.arpa. domain name pointer ppp00010.tagan.ru
[0] 121.21.24.213.in-addr.arpa.: domain name does not exist
[0] 122.21.24.213.in-addr.arpa.: domain name does not exist
[0] 123.21.24.213.in-addr.arpa.: domain name does not exist
[0] 124.21.24.213.in-addr.arpa.: domain name does not exist
[0] 125.21.24.213.in-addr.arpa.: domain name does not exist
[0] 126.21.24.213.in-addr.arpa.: domain name does not exist
[0] 127.21.24.213.in-addr.arpa.: domain name does not exist
[0] 128.21.24.213.in-addr.arpa.: domain name does not exist
[3600] 129.21.24.213.in-addr.arpa. domain name pointer arsenal-yachts.ru
[3600] 130.21.24.213.in-addr.arpa. domain name pointer hot.net.ru
[3600] 131.21.24.213.in-addr.arpa. domain name pointer tent-design.ru
[3600] 132.21.24.213.in-addr.arpa. domain name pointer 2t-motors.ru
[3600] 133.21.24.213.in-addr.arpa. domain name pointer beartech.ru
[3600] 134.21.24.213.in-addr.arpa. domain name pointer tatiana.org.ru
[3600] 135.21.24.213.in-addr.arpa. domain name pointer bduss.ru
[3600] 136.21.24.213.in-addr.arpa. domain name pointer intalia-ug.ru
[3600] 137.21.24.213.in-addr.arpa. domain name pointer mediamir.net
[3600] 138.21.24.213.in-addr.arpa. domain name pointer lemax.ru
[3600] 139.21.24.213.in-addr.arpa. domain name pointer restaurantboguslav.com
[3600] 140.21.24.213.in-addr.arpa. domain name pointer myasoedov.ru
[3600] 141.21.24.213.in-addr.arpa. domain name pointer stankov.ru
[3600] 142.21.24.213.in-addr.arpa. domain name pointer remdon.ru
[3600] 143.21.24.213.in-addr.arpa. domain name pointer taganrogaeroclub.ru
[3600] 144.21.24.213.in-addr.arpa. domain name pointer hotelfreeride.ru
[3600] 145.21.24.213.in-addr.arpa. domain name pointer argo-mobile.ru
[3600] 146.21.24.213.in-addr.arpa. domain name pointer dorado-sa.ru
[3600] 147.21.24.213.in-addr.arpa. domain name pointer host-21-147.tagan.ru
[3600] 148.21.24.213.in-addr.arpa. domain name pointer host-21-148.tagan.ru
[3600] 149.21.24.213.in-addr.arpa. domain name pointer host-21-149.tagan.ru
[3600] 150.21.24.213.in-addr.arpa. domain name pointer host-21-150.tagan.ru
[3600] 151.21.24.213.in-addr.arpa. domain name pointer host-21-151.tagan.ru
[3600] 152.21.24.213.in-addr.arpa. domain name pointer host-21-152.tagan.ru
[3600] 153.21.24.213.in-addr.arpa. domain name pointer host-21-153.tagan.ru
[3600] 154.21.24.213.in-addr.arpa. domain name pointer host-21-154.tagan.ru
[3600] 155.21.24.213.in-addr.arpa. domain name pointer host-21-155.tagan.ru
[3600] 156.21.24.213.in-addr.arpa. domain name pointer host-21-156.tagan.ru
[3600] 157.21.24.213.in-addr.arpa. domain name pointer host-21-157.tagan.ru
[3600] 158.21.24.213.in-addr.arpa. domain name pointer host-21-158.tagan.ru
[3600] 159.21.24.213.in-addr.arpa. domain name pointer host-21-159.tagan.ru
[3600] 160.21.24.213.in-addr.arpa. domain name pointer host-21-160.tagan.ru
[3600] 161.21.24.213.in-addr.arpa. domain name pointer host-21-161.tagan.ru
[3600] 162.21.24.213.in-addr.arpa. domain name pointer host-21-162.tagan.ru
[3600] 163.21.24.213.in-addr.arpa. domain name pointer host-21-163.tagan.ru
[3600] 164.21.24.213.in-addr.arpa. domain name pointer host-21-164.tagan.ru
[3600] 165.21.24.213.in-addr.arpa. domain name pointer host-21-165.tagan.ru
[3600] 166.21.24.213.in-addr.arpa. domain name pointer host-21-166.tagan.ru
[3600] 167.21.24.213.in-addr.arpa. domain name pointer host-21-167.tagan.ru
[3600] 168.21.24.213.in-addr.arpa. domain name pointer host-21-168.tagan.ru
[3600] 169.21.24.213.in-addr.arpa. domain name pointer host-21-169.tagan.ru
[3600] 170.21.24.213.in-addr.arpa. domain name pointer host-21-170.tagan.ru
[3600] 171.21.24.213.in-addr.arpa. domain name pointer host-21-171.tagan.ru
[3600] 172.21.24.213.in-addr.arpa. domain name pointer host-21-172.tagan.ru
[3600] 173.21.24.213.in-addr.arpa. domain name pointer host-21-173.tagan.ru
[3600] 174.21.24.213.in-addr.arpa. domain name pointer host-21-174.tagan.ru
[3600] 175.21.24.213.in-addr.arpa. domain name pointer host-21-175.tagan.ru
[3600] 176.21.24.213.in-addr.arpa. domain name pointer host-21-176.tagan.ru
[3600] 177.21.24.213.in-addr.arpa. domain name pointer host-21-177.tagan.ru
[3600] 178.21.24.213.in-addr.arpa. domain name pointer host-21-178.tagan.ru
[3600] 179.21.24.213.in-addr.arpa. domain name pointer host-21-179.tagan.ru
[3600] 180.21.24.213.in-addr.arpa. domain name pointer host-21-180.tagan.ru
[3600] 181.21.24.213.in-addr.arpa. domain name pointer host-21-181.tagan.ru
[3600] 182.21.24.213.in-addr.arpa. domain name pointer host-21-182.tagan.ru
[3600] 183.21.24.213.in-addr.arpa. domain name pointer host-21-183.tagan.ru
[3600] 184.21.24.213.in-addr.arpa. domain name pointer host-21-184.tagan.ru
[3600] 185.21.24.213.in-addr.arpa. domain name pointer host-21-185.tagan.ru
[3600] 186.21.24.213.in-addr.arpa. domain name pointer host-21-186.tagan.ru
[3600] 187.21.24.213.in-addr.arpa. domain name pointer host-21-187.tagan.ru
[3600] 188.21.24.213.in-addr.arpa. domain name pointer host-21-188.tagan.ru
[3600] 189.21.24.213.in-addr.arpa. domain name pointer host-21-189.tagan.ru
[3600] 190.21.24.213.in-addr.arpa. domain name pointer host-21-190.tagan.ru
[3600] 191.21.24.213.in-addr.arpa. domain name pointer host-21-191.tagan.ru
[3600] 192.21.24.213.in-addr.arpa. domain name pointer host-21-192.tagan.ru
[3600] 193.21.24.213.in-addr.arpa. domain name pointer host-21-193.tagan.ru
[3600] 194.21.24.213.in-addr.arpa. domain name pointer host-21-194.tagan.ru
[3600] 195.21.24.213.in-addr.arpa. domain name pointer host-21-195.tagan.ru
[3600] 196.21.24.213.in-addr.arpa. domain name pointer host-21-196.tagan.ru
[3600] 197.21.24.213.in-addr.arpa. domain name pointer host-21-197.tagan.ru
[3600] 198.21.24.213.in-addr.arpa. domain name pointer host-21-198.tagan.ru
[3600] 199.21.24.213.in-addr.arpa. domain name pointer host-21-199.tagan.ru
[3600] 200.21.24.213.in-addr.arpa. domain name pointer host-21-200.tagan.ru
[3600] 201.21.24.213.in-addr.arpa. domain name pointer host-21-201.tagan.ru
[3600] 202.21.24.213.in-addr.arpa. domain name pointer host-21-202.tagan.ru
[3600] 203.21.24.213.in-addr.arpa. domain name pointer host-21-203.tagan.ru
[3600] 204.21.24.213.in-addr.arpa. domain name pointer host-21-204.tagan.ru
[3600] 205.21.24.213.in-addr.arpa. domain name pointer host-21-205.tagan.ru
[3600] 206.21.24.213.in-addr.arpa. domain name pointer host-21-206.tagan.ru
[3600] 207.21.24.213.in-addr.arpa. domain name pointer host-21-207.tagan.ru
[3600] 208.21.24.213.in-addr.arpa. domain name pointer host-21-208.tagan.ru
[3600] 209.21.24.213.in-addr.arpa. domain name pointer host-21-209.tagan.ru
[3600] 210.21.24.213.in-addr.arpa. domain name pointer host-21-210.tagan.ru
[3600] 211.21.24.213.in-addr.arpa. domain name pointer host-21-211.tagan.ru
[3600] 212.21.24.213.in-addr.arpa. domain name pointer host-21-212.tagan.ru
[3600] 213.21.24.213.in-addr.arpa. domain name pointer host-21-213.tagan.ru
[3600] 214.21.24.213.in-addr.arpa. domain name pointer host-21-214.tagan.ru
[3600] 215.21.24.213.in-addr.arpa. domain name pointer host-21-215.tagan.ru
[3600] 216.21.24.213.in-addr.arpa. domain name pointer host-21-216.tagan.ru
[3600] 217.21.24.213.in-addr.arpa. domain name pointer host-21-217.tagan.ru
[3600] 218.21.24.213.in-addr.arpa. domain name pointer host-21-218.tagan.ru
[3600] 219.21.24.213.in-addr.arpa. domain name pointer host-21-219.tagan.ru
[3600] 220.21.24.213.in-addr.arpa. domain name pointer host-21-220.tagan.ru
[3600] 221.21.24.213.in-addr.arpa. domain name pointer host-21-221.tagan.ru
[3600] 222.21.24.213.in-addr.arpa. domain name pointer host-21-222.tagan.ru
[3600] 223.21.24.213.in-addr.arpa. domain name pointer host-21-223.tagan.ru
[3600] 224.21.24.213.in-addr.arpa. domain name pointer host-21-224.tagan.ru
[3600] 225.21.24.213.in-addr.arpa. domain name pointer host-21-225.tagan.ru
[3600] 226.21.24.213.in-addr.arpa. domain name pointer host-21-226.tagan.ru
[3600] 227.21.24.213.in-addr.arpa. domain name pointer host-21-227.tagan.ru
[3600] 228.21.24.213.in-addr.arpa. domain name pointer host-21-228.tagan.ru
[3600] 229.21.24.213.in-addr.arpa. domain name pointer host-21-229.tagan.ru
[3600] 230.21.24.213.in-addr.arpa. domain name pointer host-21-230.tagan.ru
[3600] 231.21.24.213.in-addr.arpa. domain name pointer host-21-231.tagan.ru
[3600] 232.21.24.213.in-addr.arpa. domain name pointer host-21-232.tagan.ru
[3600] 233.21.24.213.in-addr.arpa. domain name pointer host-21-233.tagan.ru
[3600] 234.21.24.213.in-addr.arpa. domain name pointer host-21-234.tagan.ru
[3600] 235.21.24.213.in-addr.arpa. domain name pointer host-21-235.tagan.ru
[3600] 236.21.24.213.in-addr.arpa. domain name pointer host-21-236.tagan.ru
[3600] 237.21.24.213.in-addr.arpa. domain name pointer host-21-237.tagan.ru
[3600] 238.21.24.213.in-addr.arpa. domain name pointer host-21-238.tagan.ru
[3600] 239.21.24.213.in-addr.arpa. domain name pointer host-21-239.tagan.ru
[3600] 240.21.24.213.in-addr.arpa. domain name pointer host-21-240.tagan.ru
[3600] 241.21.24.213.in-addr.arpa. domain name pointer host-21-241.tagan.ru
[3600] 242.21.24.213.in-addr.arpa. domain name pointer host-21-242.tagan.ru
[3600] 243.21.24.213.in-addr.arpa. domain name pointer host-21-243.tagan.ru
[3600] 244.21.24.213.in-addr.arpa. domain name pointer host-21-244.tagan.ru
[3600] 245.21.24.213.in-addr.arpa. domain name pointer host-21-245.tagan.ru
[3600] 246.21.24.213.in-addr.arpa. domain name pointer host-21-246.tagan.ru
[3600] 247.21.24.213.in-addr.arpa. domain name pointer host-21-247.tagan.ru
[3600] 248.21.24.213.in-addr.arpa. domain name pointer host-21-248.tagan.ru
[3600] 249.21.24.213.in-addr.arpa. domain name pointer host-21-249.tagan.ru
[3600] 250.21.24.213.in-addr.arpa. domain name pointer host-21-250.tagan.ru
[3600] 251.21.24.213.in-addr.arpa. domain name pointer host-21-251.tagan.ru
[3600] 252.21.24.213.in-addr.arpa. domain name pointer host-21-252.tagan.ru
[3600] 253.21.24.213.in-addr.arpa. domain name pointer host-21-253.tagan.ru
[3600] 254.21.24.213.in-addr.arpa. domain name pointer host-21-254.tagan.ru
[3600] 255.21.24.213.in-addr.arpa. domain name pointer host-21-255.tagan.ru