[0] 0.81.107.200.in-addr.arpa.: domain name does not exist [600] 1.81.107.200.in-addr.arpa. domain name pointer host-1.rosario.gov.ar [600] 2.81.107.200.in-addr.arpa. domain name pointer host-2.rosario.gov.ar [600] 3.81.107.200.in-addr.arpa. domain name pointer host-3.rosario.gov.ar [600] 4.81.107.200.in-addr.arpa. domain name pointer host-4.rosario.gov.ar [600] 5.81.107.200.in-addr.arpa. domain name pointer host-5.rosario.gov.ar [600] 6.81.107.200.in-addr.arpa. domain name pointer host-6.rosario.gov.ar [600] 7.81.107.200.in-addr.arpa. domain name pointer host-7.rosario.gov.ar [600] 8.81.107.200.in-addr.arpa. domain name pointer host-8.rosario.gov.ar [600] 9.81.107.200.in-addr.arpa. domain name pointer host-9.rosario.gov.ar [600] 10.81.107.200.in-addr.arpa. domain name pointer host-10.rosario.gov.ar [600] 11.81.107.200.in-addr.arpa. domain name pointer host-11.rosario.gov.ar [600] 12.81.107.200.in-addr.arpa. domain name pointer casandra.rosario.gov.ar [600] 13.81.107.200.in-addr.arpa. domain name pointer host-13.rosario.gov.ar [600] 14.81.107.200.in-addr.arpa. domain name pointer host-14.rosario.gov.ar [600] 15.81.107.200.in-addr.arpa. domain name pointer host-15.rosario.gov.ar [600] 16.81.107.200.in-addr.arpa. domain name pointer host-16.rosario.gov.ar [600] 17.81.107.200.in-addr.arpa. domain name pointer host-17.rosario.gov.ar [600] 18.81.107.200.in-addr.arpa. domain name pointer host-18.rosario.gov.ar [600] 19.81.107.200.in-addr.arpa. domain name pointer host-19.rosario.gov.ar [600] 20.81.107.200.in-addr.arpa. domain name pointer host-20.rosario.gov.ar [600] 21.81.107.200.in-addr.arpa. domain name pointer host-21.rosario.gov.ar [600] 22.81.107.200.in-addr.arpa. domain name pointer host-22.rosario.gov.ar [600] 23.81.107.200.in-addr.arpa. domain name pointer host-23.rosario.gov.ar [600] 24.81.107.200.in-addr.arpa. domain name pointer host-24.rosario.gov.ar [600] 25.81.107.200.in-addr.arpa. domain name pointer host-25.rosario.gov.ar [600] 26.81.107.200.in-addr.arpa. domain name pointer host-26.rosario.gov.ar [600] 27.81.107.200.in-addr.arpa. domain name pointer host-27.rosario.gov.ar [600] 28.81.107.200.in-addr.arpa. domain name pointer host-28.rosario.gov.ar [600] 29.81.107.200.in-addr.arpa. domain name pointer host-29.rosario.gov.ar [600] 30.81.107.200.in-addr.arpa. domain name pointer host-30.rosario.gov.ar [600] 31.81.107.200.in-addr.arpa. domain name pointer host-31.rosario.gov.ar [600] 32.81.107.200.in-addr.arpa. domain name pointer host-32.rosario.gov.ar [600] 33.81.107.200.in-addr.arpa. domain name pointer host-33.rosario.gov.ar [600] 34.81.107.200.in-addr.arpa. domain name pointer host-34.rosario.gov.ar [600] 35.81.107.200.in-addr.arpa. domain name pointer host-35.rosario.gov.ar [600] 36.81.107.200.in-addr.arpa. domain name pointer host-36.rosario.gov.ar [600] 37.81.107.200.in-addr.arpa. domain name pointer host-37.rosario.gov.ar [600] 38.81.107.200.in-addr.arpa. domain name pointer host-38.rosario.gov.ar [600] 39.81.107.200.in-addr.arpa. domain name pointer host-39.rosario.gov.ar [600] 40.81.107.200.in-addr.arpa. domain name pointer host-40.rosario.gov.ar [600] 41.81.107.200.in-addr.arpa. domain name pointer host-41.rosario.gov.ar [600] 42.81.107.200.in-addr.arpa. domain name pointer host-42.rosario.gov.ar [600] 43.81.107.200.in-addr.arpa. domain name pointer host-43.rosario.gov.ar [600] 44.81.107.200.in-addr.arpa. domain name pointer host-44.rosario.gov.ar [600] 45.81.107.200.in-addr.arpa. domain name pointer host-45.rosario.gov.ar [600] 46.81.107.200.in-addr.arpa. domain name pointer host-46.rosario.gov.ar [600] 47.81.107.200.in-addr.arpa. domain name pointer host-47.rosario.gov.ar [600] 48.81.107.200.in-addr.arpa. domain name pointer host-48.rosario.gov.ar [600] 49.81.107.200.in-addr.arpa. domain name pointer host-49.rosario.gov.ar [600] 50.81.107.200.in-addr.arpa. domain name pointer dnssrv1.rosario.gov.ar [600] 51.81.107.200.in-addr.arpa. domain name pointer dnssrv3.rosario.gov.ar [600] 52.81.107.200.in-addr.arpa. domain name pointer smtpsrv1.rosario.gov.ar [600] 53.81.107.200.in-addr.arpa. domain name pointer host-53.rosario.gov.ar [600] 54.81.107.200.in-addr.arpa. domain name pointer host-54.rosario.gov.ar [600] 55.81.107.200.in-addr.arpa. domain name pointer host-55.rosario.gov.ar [600] 56.81.107.200.in-addr.arpa. domain name pointer websrv1.rosario.gov.ar [600] 57.81.107.200.in-addr.arpa. domain name pointer host-57.rosario.gov.ar [600] 58.81.107.200.in-addr.arpa. domain name pointer host-58.rosario.gov.ar [600] 59.81.107.200.in-addr.arpa. domain name pointer host-59.rosario.gov.ar [600] 60.81.107.200.in-addr.arpa. domain name pointer listas.rosario.gov.ar [600] 61.81.107.200.in-addr.arpa. domain name pointer host-61.rosario.gov.ar [600] 62.81.107.200.in-addr.arpa. domain name pointer host-62.rosario.gov.ar [600] 63.81.107.200.in-addr.arpa. domain name pointer host-63.rosario.gov.ar [600] 64.81.107.200.in-addr.arpa. domain name pointer host-64.rosario.gov.ar [600] 65.81.107.200.in-addr.arpa. domain name pointer host-65.rosario.gov.ar [600] 66.81.107.200.in-addr.arpa. domain name pointer host-66.rosario.gov.ar [600] 67.81.107.200.in-addr.arpa. domain name pointer host-67.rosario.gov.ar [600] 68.81.107.200.in-addr.arpa. domain name pointer host-68.rosario.gov.ar [600] 69.81.107.200.in-addr.arpa. domain name pointer host-69.rosario.gov.ar [600] 70.81.107.200.in-addr.arpa. domain name pointer host-70.rosario.gov.ar [600] 71.81.107.200.in-addr.arpa. domain name pointer host-71.rosario.gov.ar [600] 72.81.107.200.in-addr.arpa. domain name pointer host-72.rosario.gov.ar [600] 73.81.107.200.in-addr.arpa. domain name pointer host-73.rosario.gov.ar [600] 74.81.107.200.in-addr.arpa. domain name pointer host-74.rosario.gov.ar [600] 75.81.107.200.in-addr.arpa. domain name pointer host-75.rosario.gov.ar [600] 76.81.107.200.in-addr.arpa. domain name pointer host-76.rosario.gov.ar [600] 77.81.107.200.in-addr.arpa. domain name pointer host-77.rosario.gov.ar [600] 78.81.107.200.in-addr.arpa. domain name pointer host-78.rosario.gov.ar [600] 79.81.107.200.in-addr.arpa. domain name pointer host-79.rosario.gov.ar [600] 80.81.107.200.in-addr.arpa. domain name pointer host-80.rosario.gov.ar [600] 81.81.107.200.in-addr.arpa. domain name pointer host-81.rosario.gov.ar [600] 82.81.107.200.in-addr.arpa. domain name pointer host-82.rosario.gov.ar [600] 83.81.107.200.in-addr.arpa. domain name pointer host-83.rosario.gov.ar [600] 84.81.107.200.in-addr.arpa. domain name pointer host-84.rosario.gov.ar [600] 85.81.107.200.in-addr.arpa. domain name pointer host-85.rosario.gov.ar [600] 86.81.107.200.in-addr.arpa. domain name pointer host-86.rosario.gov.ar [600] 87.81.107.200.in-addr.arpa. domain name pointer host-87.rosario.gov.ar [600] 88.81.107.200.in-addr.arpa. domain name pointer host-88.rosario.gov.ar [600] 89.81.107.200.in-addr.arpa. domain name pointer host-89.rosario.gov.ar [600] 90.81.107.200.in-addr.arpa. domain name pointer host-90.rosario.gov.ar [600] 91.81.107.200.in-addr.arpa. domain name pointer host-91.rosario.gov.ar [600] 92.81.107.200.in-addr.arpa. domain name pointer host-92.rosario.gov.ar [600] 93.81.107.200.in-addr.arpa. domain name pointer host-93.rosario.gov.ar [600] 94.81.107.200.in-addr.arpa. domain name pointer host-94.rosario.gov.ar [600] 95.81.107.200.in-addr.arpa. domain name pointer host-95.rosario.gov.ar [600] 96.81.107.200.in-addr.arpa. domain name pointer host-96.rosario.gov.ar [600] 97.81.107.200.in-addr.arpa. domain name pointer host-97.rosario.gov.ar [600] 98.81.107.200.in-addr.arpa. domain name pointer host-98.rosario.gov.ar [600] 99.81.107.200.in-addr.arpa. domain name pointer host-99.rosario.gov.ar [600] 100.81.107.200.in-addr.arpa. domain name pointer host-100.rosario.gov.ar [600] 101.81.107.200.in-addr.arpa. domain name pointer host-101.rosario.gov.ar [600] 102.81.107.200.in-addr.arpa. domain name pointer host-102.rosario.gov.ar [600] 103.81.107.200.in-addr.arpa. domain name pointer host-103.rosario.gov.ar [600] 104.81.107.200.in-addr.arpa. domain name pointer host-104.rosario.gov.ar [600] 105.81.107.200.in-addr.arpa. domain name pointer host-105.rosario.gov.ar [600] 106.81.107.200.in-addr.arpa. domain name pointer host-106.rosario.gov.ar [600] 107.81.107.200.in-addr.arpa. domain name pointer host-107.rosario.gov.ar [600] 108.81.107.200.in-addr.arpa. domain name pointer host-108.rosario.gov.ar [600] 109.81.107.200.in-addr.arpa. domain name pointer host-109.rosario.gov.ar [600] 110.81.107.200.in-addr.arpa. domain name pointer host-110.rosario.gov.ar [600] 111.81.107.200.in-addr.arpa. domain name pointer host-111.rosario.gov.ar [600] 112.81.107.200.in-addr.arpa. domain name pointer host-112.rosario.gov.ar [600] 113.81.107.200.in-addr.arpa. domain name pointer host-113.rosario.gov.ar [600] 114.81.107.200.in-addr.arpa. domain name pointer host-114.rosario.gov.ar [600] 115.81.107.200.in-addr.arpa. domain name pointer host-115.rosario.gov.ar [600] 116.81.107.200.in-addr.arpa. domain name pointer host-116.rosario.gov.ar [600] 117.81.107.200.in-addr.arpa. domain name pointer host-117.rosario.gov.ar [600] 118.81.107.200.in-addr.arpa. domain name pointer host-118.rosario.gov.ar [600] 119.81.107.200.in-addr.arpa. domain name pointer host-119.rosario.gov.ar [600] 120.81.107.200.in-addr.arpa. domain name pointer host-120.rosario.gov.ar [600] 121.81.107.200.in-addr.arpa. domain name pointer host-121.rosario.gov.ar [600] 122.81.107.200.in-addr.arpa. domain name pointer host-122.rosario.gov.ar [600] 123.81.107.200.in-addr.arpa. domain name pointer host-123.rosario.gov.ar [600] 124.81.107.200.in-addr.arpa. domain name pointer host-124.rosario.gov.ar [600] 125.81.107.200.in-addr.arpa. domain name pointer host-125.rosario.gov.ar [600] 126.81.107.200.in-addr.arpa. domain name pointer host-126.rosario.gov.ar [600] 127.81.107.200.in-addr.arpa. domain name pointer host-127.rosario.gov.ar [600] 128.81.107.200.in-addr.arpa. domain name pointer host-128.rosario.gov.ar [600] 129.81.107.200.in-addr.arpa. domain name pointer host-129.rosario.gov.ar [600] 130.81.107.200.in-addr.arpa. domain name pointer host-130.rosario.gov.ar [600] 131.81.107.200.in-addr.arpa. domain name pointer host-131.rosario.gov.ar [600] 132.81.107.200.in-addr.arpa. domain name pointer host-132.rosario.gov.ar [600] 133.81.107.200.in-addr.arpa. domain name pointer host-133.rosario.gov.ar [600] 134.81.107.200.in-addr.arpa. domain name pointer host-134.rosario.gov.ar [600] 135.81.107.200.in-addr.arpa. domain name pointer host-135.rosario.gov.ar [600] 136.81.107.200.in-addr.arpa. domain name pointer host-136.rosario.gov.ar [600] 137.81.107.200.in-addr.arpa. domain name pointer host-137.rosario.gov.ar [600] 138.81.107.200.in-addr.arpa. domain name pointer host-138.rosario.gov.ar [600] 139.81.107.200.in-addr.arpa. domain name pointer host-139.rosario.gov.ar [600] 140.81.107.200.in-addr.arpa. domain name pointer host-140.rosario.gov.ar [600] 141.81.107.200.in-addr.arpa. domain name pointer host-141.rosario.gov.ar [600] 142.81.107.200.in-addr.arpa. domain name pointer host-142.rosario.gov.ar [600] 143.81.107.200.in-addr.arpa. domain name pointer host-143.rosario.gov.ar [600] 144.81.107.200.in-addr.arpa. domain name pointer host-144.rosario.gov.ar [600] 145.81.107.200.in-addr.arpa. domain name pointer host-145.rosario.gov.ar [600] 146.81.107.200.in-addr.arpa. domain name pointer host-146.rosario.gov.ar [600] 147.81.107.200.in-addr.arpa. domain name pointer host-147.rosario.gov.ar [600] 148.81.107.200.in-addr.arpa. domain name pointer host-148.rosario.gov.ar [600] 149.81.107.200.in-addr.arpa. domain name pointer host-149.rosario.gov.ar [600] 150.81.107.200.in-addr.arpa. domain name pointer dnssrv2.rosario.gov.ar [600] 151.81.107.200.in-addr.arpa. domain name pointer dnssrv4.rosario.gov.ar [600] 152.81.107.200.in-addr.arpa. domain name pointer smtpsrv2.rosario.gov.ar [600] 153.81.107.200.in-addr.arpa. domain name pointer host-153.rosario.gov.ar [600] 154.81.107.200.in-addr.arpa. domain name pointer host-154.rosario.gov.ar [600] 155.81.107.200.in-addr.arpa. domain name pointer host-155.rosario.gov.ar [600] 156.81.107.200.in-addr.arpa. domain name pointer websrv2.rosario.gov.ar [0] 157.81.107.200.in-addr.arpa.: domain name does not exist [0] 158.81.107.200.in-addr.arpa.: domain name does not exist [600] 159.81.107.200.in-addr.arpa. domain name pointer host-159.rosario.gov.ar [600] 160.81.107.200.in-addr.arpa. domain name pointer host-160.rosario.gov.ar [600] 161.81.107.200.in-addr.arpa. domain name pointer host-161.rosario.gov.ar [600] 162.81.107.200.in-addr.arpa. domain name pointer host-162.rosario.gov.ar [600] 163.81.107.200.in-addr.arpa. domain name pointer host-163.rosario.gov.ar [600] 164.81.107.200.in-addr.arpa. domain name pointer host-164.rosario.gov.ar [600] 165.81.107.200.in-addr.arpa. domain name pointer host-165.rosario.gov.ar [600] 166.81.107.200.in-addr.arpa. domain name pointer host-166.rosario.gov.ar [600] 167.81.107.200.in-addr.arpa. domain name pointer host-167.rosario.gov.ar [600] 168.81.107.200.in-addr.arpa. domain name pointer host-168.rosario.gov.ar [600] 169.81.107.200.in-addr.arpa. domain name pointer host-169.rosario.gov.ar [600] 170.81.107.200.in-addr.arpa. domain name pointer host-170.rosario.gov.ar [600] 171.81.107.200.in-addr.arpa. domain name pointer host-171.rosario.gov.ar [600] 172.81.107.200.in-addr.arpa. domain name pointer host-172.rosario.gov.ar [600] 173.81.107.200.in-addr.arpa. domain name pointer host-173.rosario.gov.ar [600] 174.81.107.200.in-addr.arpa. domain name pointer host-174.rosario.gov.ar [600] 175.81.107.200.in-addr.arpa. domain name pointer host-175.rosario.gov.ar [600] 176.81.107.200.in-addr.arpa. domain name pointer host-176.rosario.gov.ar [600] 177.81.107.200.in-addr.arpa. domain name pointer host-177.rosario.gov.ar [600] 178.81.107.200.in-addr.arpa. domain name pointer host-178.rosario.gov.ar mgr.rosario.gov.ar [600] 179.81.107.200.in-addr.arpa. domain name pointer host-179.rosario.gov.ar [600] 180.81.107.200.in-addr.arpa. domain name pointer host-180.rosario.gov.ar [600] 181.81.107.200.in-addr.arpa. domain name pointer host-181.rosario.gov.ar [600] 182.81.107.200.in-addr.arpa. domain name pointer host-182.rosario.gov.ar [600] 183.81.107.200.in-addr.arpa. domain name pointer host-183.rosario.gov.ar [600] 184.81.107.200.in-addr.arpa. domain name pointer host-184.rosario.gov.ar [600] 185.81.107.200.in-addr.arpa. domain name pointer host-185.rosario.gov.ar [600] 186.81.107.200.in-addr.arpa. domain name pointer host-186.rosario.gov.ar [600] 187.81.107.200.in-addr.arpa. domain name pointer host-187.rosario.gov.ar [600] 188.81.107.200.in-addr.arpa. domain name pointer host-188.rosario.gov.ar [600] 189.81.107.200.in-addr.arpa. domain name pointer host-189.rosario.gov.ar [600] 190.81.107.200.in-addr.arpa. domain name pointer host-190.rosario.gov.ar [600] 191.81.107.200.in-addr.arpa. domain name pointer host-191.rosario.gov.ar [600] 192.81.107.200.in-addr.arpa. domain name pointer host-192.rosario.gov.ar [600] 193.81.107.200.in-addr.arpa. domain name pointer host-193.rosario.gov.ar [600] 194.81.107.200.in-addr.arpa. domain name pointer host-194.rosario.gov.ar [600] 195.81.107.200.in-addr.arpa. domain name pointer host-195.rosario.gov.ar [600] 196.81.107.200.in-addr.arpa. domain name pointer host-196.rosario.gov.ar [600] 197.81.107.200.in-addr.arpa. domain name pointer host-197.rosario.gov.ar [600] 198.81.107.200.in-addr.arpa. domain name pointer host-198.rosario.gov.ar [600] 199.81.107.200.in-addr.arpa. domain name pointer host-199.rosario.gov.ar [600] 200.81.107.200.in-addr.arpa. domain name pointer host-200.rosario.gov.ar [600] 201.81.107.200.in-addr.arpa. domain name pointer host-201.rosario.gov.ar [600] 202.81.107.200.in-addr.arpa. domain name pointer host-202.rosario.gov.ar [600] 203.81.107.200.in-addr.arpa. domain name pointer host-203.rosario.gov.ar [600] 204.81.107.200.in-addr.arpa. domain name pointer host-204.rosario.gov.ar [600] 205.81.107.200.in-addr.arpa. domain name pointer host-205.rosario.gov.ar [600] 206.81.107.200.in-addr.arpa. domain name pointer host-206.rosario.gov.ar [600] 207.81.107.200.in-addr.arpa. domain name pointer host-207.rosario.gov.ar [600] 208.81.107.200.in-addr.arpa. domain name pointer host-208.rosario.gov.ar [600] 209.81.107.200.in-addr.arpa. domain name pointer host-209.rosario.gov.ar [600] 210.81.107.200.in-addr.arpa. domain name pointer host-210.rosario.gov.ar [600] 211.81.107.200.in-addr.arpa. domain name pointer host-211.rosario.gov.ar [600] 212.81.107.200.in-addr.arpa. domain name pointer host-212.rosario.gov.ar [600] 213.81.107.200.in-addr.arpa. domain name pointer host-213.rosario.gov.ar [600] 214.81.107.200.in-addr.arpa. domain name pointer host-214.rosario.gov.ar [600] 215.81.107.200.in-addr.arpa. domain name pointer host-215.rosario.gov.ar [600] 216.81.107.200.in-addr.arpa. domain name pointer host-216.rosario.gov.ar [600] 217.81.107.200.in-addr.arpa. domain name pointer host-217.rosario.gov.ar [600] 218.81.107.200.in-addr.arpa. domain name pointer host-218.rosario.gov.ar [600] 219.81.107.200.in-addr.arpa. domain name pointer host-219.rosario.gov.ar [600] 220.81.107.200.in-addr.arpa. domain name pointer host-220.rosario.gov.ar [600] 221.81.107.200.in-addr.arpa. domain name pointer host-221.rosario.gov.ar [600] 222.81.107.200.in-addr.arpa. domain name pointer host-222.rosario.gov.ar [600] 223.81.107.200.in-addr.arpa. domain name pointer host-223.rosario.gov.ar [600] 224.81.107.200.in-addr.arpa. domain name pointer host-224.rosario.gov.ar [600] 225.81.107.200.in-addr.arpa. domain name pointer host-225.rosario.gov.ar [600] 226.81.107.200.in-addr.arpa. domain name pointer host-226.rosario.gov.ar [600] 227.81.107.200.in-addr.arpa. domain name pointer host-227.rosario.gov.ar [600] 228.81.107.200.in-addr.arpa. domain name pointer host-228.rosario.gov.ar [600] 229.81.107.200.in-addr.arpa. domain name pointer host-229.rosario.gov.ar [600] 230.81.107.200.in-addr.arpa. domain name pointer host-230.rosario.gov.ar [600] 231.81.107.200.in-addr.arpa. domain name pointer host-231.rosario.gov.ar [600] 232.81.107.200.in-addr.arpa. domain name pointer host-232.rosario.gov.ar [600] 233.81.107.200.in-addr.arpa. domain name pointer host-233.rosario.gov.ar [600] 234.81.107.200.in-addr.arpa. domain name pointer host-234.rosario.gov.ar [600] 235.81.107.200.in-addr.arpa. domain name pointer host-235.rosario.gov.ar [600] 236.81.107.200.in-addr.arpa. domain name pointer host-236.rosario.gov.ar [600] 237.81.107.200.in-addr.arpa. domain name pointer host-237.rosario.gov.ar [600] 238.81.107.200.in-addr.arpa. domain name pointer host-238.rosario.gov.ar [600] 239.81.107.200.in-addr.arpa. domain name pointer host-239.rosario.gov.ar [600] 240.81.107.200.in-addr.arpa. domain name pointer host-240.rosario.gov.ar [600] 241.81.107.200.in-addr.arpa. domain name pointer host-241.rosario.gov.ar [600] 242.81.107.200.in-addr.arpa. domain name pointer host-242.rosario.gov.ar [600] 243.81.107.200.in-addr.arpa. domain name pointer host-243.rosario.gov.ar [600] 244.81.107.200.in-addr.arpa. domain name pointer host-244.rosario.gov.ar [600] 245.81.107.200.in-addr.arpa. domain name pointer host-245.rosario.gov.ar [600] 246.81.107.200.in-addr.arpa. domain name pointer host-246.rosario.gov.ar [600] 247.81.107.200.in-addr.arpa. domain name pointer host-247.rosario.gov.ar [600] 248.81.107.200.in-addr.arpa. domain name pointer host-248.rosario.gov.ar [600] 249.81.107.200.in-addr.arpa. domain name pointer host-249.rosario.gov.ar [600] 250.81.107.200.in-addr.arpa. domain name pointer host-250.rosario.gov.ar [600] 251.81.107.200.in-addr.arpa. domain name pointer host-251.rosario.gov.ar [600] 252.81.107.200.in-addr.arpa. domain name pointer host-252.rosario.gov.ar [600] 253.81.107.200.in-addr.arpa. domain name pointer host-253.rosario.gov.ar [600] 254.81.107.200.in-addr.arpa. domain name pointer host-254.rosario.gov.ar [600] 255.81.107.200.in-addr.arpa. domain name pointer host-255.rosario.gov.ar