[0] 0.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 1.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 2.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 3.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 4.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 5.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 6.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 7.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 8.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 9.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 10.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 11.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 12.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 13.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 14.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 15.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 16.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 17.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 18.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 19.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 20.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 21.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 22.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 23.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 24.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 25.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 26.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 27.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 28.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 29.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 30.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 31.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 32.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 33.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-33.covad.com
[86400] 34.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-34.covad.com
[86400] 35.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-35.covad.com
[86400] 36.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-36.covad.com
[86400] 37.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-37.covad.com
[86400] 38.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-38.covad.com
[86400] 39.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-39.covad.com
[86400] 40.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-40.covad.com
[86400] 41.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-41.covad.com
[86400] 42.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-42.covad.com
[86400] 43.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-43.covad.com
[86400] 44.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-44.covad.com
[86400] 45.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-45.covad.com
[86400] 46.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-46.covad.com
[86400] 47.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-47.covad.com
[86400] 48.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-48.covad.com
[86400] 49.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-49.covad.com
[86400] 50.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-50.covad.com
[86400] 51.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-51.covad.com
[86400] 52.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-52.covad.com
[86400] 53.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-53.covad.com
[86400] 54.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-54.covad.com
[86400] 55.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-55.covad.com
[86400] 56.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-56.covad.com
[86400] 57.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-57.covad.com
[86400] 58.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-58.covad.com
[86400] 59.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-59.covad.com
[86400] 60.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-60.covad.com
[86400] 61.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-61.covad.com
[86400] 62.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-62.covad.com
[86400] 63.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-63.covad.com
[86400] 64.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-64.covad.com
[86400] 65.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-65.covad.com
[86400] 66.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-66.covad.com
[86400] 67.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-67.covad.com
[86400] 68.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-68.covad.com
[86400] 69.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-69.covad.com
[86400] 70.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-70.covad.com
[86400] 71.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-71.covad.com
[86400] 72.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-72.covad.com
[86400] 73.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-73.covad.com
[86400] 74.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-74.covad.com
[86400] 75.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-75.covad.com
[86400] 76.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-76.covad.com
[86400] 77.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-77.covad.com
[86400] 78.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-78.covad.com
[86400] 79.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-79.covad.com
[86400] 80.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-80.covad.com
[86400] 81.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-81.covad.com
[86400] 82.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-82.covad.com
[86400] 83.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-83.covad.com
[86400] 84.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-84.covad.com
[86400] 85.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-85.covad.com
[86400] 86.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-86.covad.com
[86400] 87.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-87.covad.com
[86400] 88.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-88.covad.com
[86400] 89.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-89.covad.com
[86400] 90.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-90.covad.com
[86400] 91.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-91.covad.com
[86400] 92.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-92.covad.com
[86400] 93.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-93.covad.com
[86400] 94.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-94.covad.com
[86400] 95.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-95.covad.com
[86400] 96.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-96.covad.com
[86400] 97.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-97.covad.com
[86400] 98.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-98.covad.com
[86400] 99.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-99.covad.com
[86400] 100.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-100.covad.com
[86400] 101.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-101.covad.com
[86400] 102.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-102.covad.com
[86400] 103.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-103.covad.com
[86400] 104.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-104.covad.com
[86400] 105.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-105.covad.com
[86400] 106.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-106.covad.com
[86400] 107.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-107.covad.com
[86400] 108.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-108.covad.com
[86400] 109.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-109.covad.com
[86400] 110.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-110.covad.com
[86400] 111.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-111.covad.com
[86400] 112.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-112.covad.com
[86400] 113.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-113.covad.com
[86400] 114.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-114.covad.com
[86400] 115.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-115.covad.com
[86400] 116.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-116.covad.com
[86400] 117.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-117.covad.com
[86400] 118.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-118.covad.com
[86400] 119.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-119.covad.com
[86400] 120.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-120.covad.com
[86400] 121.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-121.covad.com
[86400] 122.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-122.covad.com
[86400] 123.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-123.covad.com
[86400] 124.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-124.covad.com
[86400] 125.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-125.covad.com
[86400] 126.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-126.covad.com
[86400] 127.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-127.covad.com
[86400] 128.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-128.covad.com
[86400] 129.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-129.covad.com
[86400] 130.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-130.covad.com
[86400] 131.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-131.covad.com
[86400] 132.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-132.covad.com
[86400] 133.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-133.covad.com
[86400] 134.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-134.covad.com
[86400] 135.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-135.covad.com
[86400] 136.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-136.covad.com
[86400] 137.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-137.covad.com
[86400] 138.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-138.covad.com
[86400] 139.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-139.covad.com
[86400] 140.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-140.covad.com
[86400] 141.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-141.covad.com
[86400] 142.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-142.covad.com
[86400] 143.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-143.covad.com
[86400] 144.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-144.covad.com
[86400] 145.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-145.covad.com
[86400] 146.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-146.covad.com
[86400] 147.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-147.covad.com
[86400] 148.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-148.covad.com
[86400] 149.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-149.covad.com
[86400] 150.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-150.covad.com
[86400] 151.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-151.covad.com
[86400] 152.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-152.covad.com
[86400] 153.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-153.covad.com
[86400] 154.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-154.covad.com
[86400] 155.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-155.covad.com
[86400] 156.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-156.covad.com
[86400] 157.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-157.covad.com
[86400] 158.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-158.covad.com
[86400] 159.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-159.covad.com
[86400] 160.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-160.covad.com
[86400] 161.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-161.covad.com
[86400] 162.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-162.covad.com
[86400] 163.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-163.covad.com
[86400] 164.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-164.covad.com
[86400] 165.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-165.covad.com
[86400] 166.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-166.covad.com
[86400] 167.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-167.covad.com
[86400] 168.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-168.covad.com
[86400] 169.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-169.covad.com
[86400] 170.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-170.covad.com
[86400] 171.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-171.covad.com
[86400] 172.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-172.covad.com
[86400] 173.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-173.covad.com
[86400] 174.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-174.covad.com
[86400] 175.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-175.covad.com
[86400] 176.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-176.covad.com
[86400] 177.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-177.covad.com
[86400] 178.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-178.covad.com
[86400] 179.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-179.covad.com
[86400] 180.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-180.covad.com
[86400] 181.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-181.covad.com
[86400] 182.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-182.covad.com
[86400] 183.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-183.covad.com
[86400] 184.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-184.covad.com
[86400] 185.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-185.covad.com
[86400] 186.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-186.covad.com
[86400] 187.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-187.covad.com
[86400] 188.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-188.covad.com
[86400] 189.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-189.covad.com
[86400] 190.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-190.covad.com
[86400] 191.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-191.covad.com
[86400] 192.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-192.covad.com
[86400] 193.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-193.covad.com
[86400] 194.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-194.covad.com
[86400] 195.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-195.covad.com
[86400] 196.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-196.covad.com
[86400] 197.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-197.covad.com
[86400] 198.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-198.covad.com
[86400] 199.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-199.covad.com
[86400] 200.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-200.covad.com
[86400] 201.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-201.covad.com
[86400] 202.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-202.covad.com
[86400] 203.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-203.covad.com
[86400] 204.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-204.covad.com
[86400] 205.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-205.covad.com
[86400] 206.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-206.covad.com
[86400] 207.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-207.covad.com
[86400] 208.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-208.covad.com
[86400] 209.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-209.covad.com
[86400] 210.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-210.covad.com
[86400] 211.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-211.covad.com
[86400] 212.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-212.covad.com
[86400] 213.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-213.covad.com
[86400] 214.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-214.covad.com
[86400] 215.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-215.covad.com
[86400] 216.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-216.covad.com
[86400] 217.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-217.covad.com
[86400] 218.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-218.covad.com
[86400] 219.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-219.covad.com
[86400] 220.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-220.covad.com
[86400] 221.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-221.covad.com
[86400] 222.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-222.covad.com
[86400] 223.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-223.covad.com
[86400] 224.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-224.covad.com
[86400] 225.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-225.covad.com
[86400] 226.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-226.covad.com
[86400] 227.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-227.covad.com
[86400] 228.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-228.covad.com
[86400] 229.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-229.covad.com
[86400] 230.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-230.covad.com
[86400] 231.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-231.covad.com
[86400] 232.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-232.covad.com
[86400] 233.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-233.covad.com
[86400] 234.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-234.covad.com
[86400] 235.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-235.covad.com
[86400] 236.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-236.covad.com
[86400] 237.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-237.covad.com
[86400] 238.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-238.covad.com
[86400] 239.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-239.covad.com
[86400] 240.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-240.covad.com
[0] 241.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 242.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-242.covad.com
[86400] 243.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-243.covad.com
[86400] 244.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-244.covad.com
[86400] 245.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-245.covad.com
[86400] 246.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-246.covad.com
[86400] 247.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-247.covad.com
[86400] 248.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-248.covad.com
[86400] 249.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-249.covad.com
[86400] 250.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-250.covad.com
[86400] 251.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-251.covad.com
[86400] 252.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-252.covad.com
[86400] 253.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-253.covad.com
[86400] 254.54.21.4.in-addr.arpa. domain name pointer host-4-21-54-254.covad.com
[0] 255.54.21.4.in-addr.arpa not found: 3(NXDOMAIN)