[0] 0.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 1.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 2.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 3.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 4.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 5.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 6.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 7.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 8.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 9.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 10.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 11.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 12.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 13.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 14.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 15.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 16.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 17.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 18.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 19.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 20.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 21.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 22.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 23.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 24.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 25.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 26.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 27.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 28.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 29.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 30.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 31.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[0] 32.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 33.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-33.covad.com
[86400] 34.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-34.covad.com
[86400] 35.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-35.covad.com
[86400] 36.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-36.covad.com
[86400] 37.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-37.covad.com
[86400] 38.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-38.covad.com
[86400] 39.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-39.covad.com
[86400] 40.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-40.covad.com
[86400] 41.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-41.covad.com
[86400] 42.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-42.covad.com
[86400] 43.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-43.covad.com
[86400] 44.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-44.covad.com
[86400] 45.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-45.covad.com
[86400] 46.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-46.covad.com
[86400] 47.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-47.covad.com
[86400] 48.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-48.covad.com
[86400] 49.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-49.covad.com
[86400] 50.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-50.covad.com
[86400] 51.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-51.covad.com
[86400] 52.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-52.covad.com
[86400] 53.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-53.covad.com
[86400] 54.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-54.covad.com
[86400] 55.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-55.covad.com
[86400] 56.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-56.covad.com
[86400] 57.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-57.covad.com
[86400] 58.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-58.covad.com
[86400] 59.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-59.covad.com
[86400] 60.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-60.covad.com
[86400] 61.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-61.covad.com
[86400] 62.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-62.covad.com
[86400] 63.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-63.covad.com
[86400] 64.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-64.covad.com
[86400] 65.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-65.covad.com
[86400] 66.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-66.covad.com
[86400] 67.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-67.covad.com
[86400] 68.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-68.covad.com
[86400] 69.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-69.covad.com
[86400] 70.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-70.covad.com
[86400] 71.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-71.covad.com
[86400] 72.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-72.covad.com
[86400] 73.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-73.covad.com
[86400] 74.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-74.covad.com
[86400] 75.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-75.covad.com
[86400] 76.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-76.covad.com
[86400] 77.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-77.covad.com
[86400] 78.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-78.covad.com
[86400] 79.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-79.covad.com
[86400] 80.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-80.covad.com
[86400] 81.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-81.covad.com
[86400] 82.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-82.covad.com
[86400] 83.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-83.covad.com
[86400] 84.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-84.covad.com
[86400] 85.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-85.covad.com
[86400] 86.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-86.covad.com
[86400] 87.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-87.covad.com
[86400] 88.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-88.covad.com
[86400] 89.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-89.covad.com
[86400] 90.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-90.covad.com
[86400] 91.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-91.covad.com
[86400] 92.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-92.covad.com
[86400] 93.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-93.covad.com
[86400] 94.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-94.covad.com
[86400] 95.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-95.covad.com
[86400] 96.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-96.covad.com
[86400] 97.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-97.covad.com
[86400] 98.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-98.covad.com
[86400] 99.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-99.covad.com
[86400] 100.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-100.covad.com
[86400] 101.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-101.covad.com
[86400] 102.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-102.covad.com
[86400] 103.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-103.covad.com
[86400] 104.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-104.covad.com
[86400] 105.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-105.covad.com
[86400] 106.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-106.covad.com
[86400] 107.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-107.covad.com
[86400] 108.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-108.covad.com
[86400] 109.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-109.covad.com
[86400] 110.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-110.covad.com
[86400] 111.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-111.covad.com
[86400] 112.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-112.covad.com
[86400] 113.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-113.covad.com
[86400] 114.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-114.covad.com
[86400] 115.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-115.covad.com
[86400] 116.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-116.covad.com
[86400] 117.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-117.covad.com
[86400] 118.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-118.covad.com
[86400] 119.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-119.covad.com
[86400] 120.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-120.covad.com
[86400] 121.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-121.covad.com
[86400] 122.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-122.covad.com
[86400] 123.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-123.covad.com
[86400] 124.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-124.covad.com
[86400] 125.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-125.covad.com
[86400] 126.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-126.covad.com
[86400] 127.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-127.covad.com
[86400] 128.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-128.covad.com
[86400] 129.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-129.covad.com
[86400] 130.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-130.covad.com
[86400] 131.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-131.covad.com
[86400] 132.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-132.covad.com
[86400] 133.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-133.covad.com
[86400] 134.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-134.covad.com
[86400] 135.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-135.covad.com
[86400] 136.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-136.covad.com
[86400] 137.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-137.covad.com
[86400] 138.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-138.covad.com
[86400] 139.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-139.covad.com
[86400] 140.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-140.covad.com
[86400] 141.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-141.covad.com
[86400] 142.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-142.covad.com
[86400] 143.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-143.covad.com
[86400] 144.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-144.covad.com
[86400] 145.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-145.covad.com
[86400] 146.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-146.covad.com
[86400] 147.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-147.covad.com
[86400] 148.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-148.covad.com
[86400] 149.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-149.covad.com
[86400] 150.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-150.covad.com
[86400] 151.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-151.covad.com
[86400] 152.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-152.covad.com
[86400] 153.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-153.covad.com
[86400] 154.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-154.covad.com
[86400] 155.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-155.covad.com
[86400] 156.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-156.covad.com
[86400] 157.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-157.covad.com
[86400] 158.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-158.covad.com
[86400] 159.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-159.covad.com
[86400] 160.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-160.covad.com
[86400] 161.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-161.covad.com
[86400] 162.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-162.covad.com
[86400] 163.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-163.covad.com
[86400] 164.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-164.covad.com
[86400] 165.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-165.covad.com
[86400] 166.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-166.covad.com
[86400] 167.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-167.covad.com
[86400] 168.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-168.covad.com
[86400] 169.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-169.covad.com
[86400] 170.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-170.covad.com
[86400] 171.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-171.covad.com
[86400] 172.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-172.covad.com
[86400] 173.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-173.covad.com
[86400] 174.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-174.covad.com
[86400] 175.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-175.covad.com
[86400] 176.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-176.covad.com
[86400] 177.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-177.covad.com
[86400] 178.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-178.covad.com
[86400] 179.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-179.covad.com
[86400] 180.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-180.covad.com
[86400] 181.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-181.covad.com
[86400] 182.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-182.covad.com
[86400] 183.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-183.covad.com
[86400] 184.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-184.covad.com
[86400] 185.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-185.covad.com
[86400] 186.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-186.covad.com
[86400] 187.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-187.covad.com
[86400] 188.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-188.covad.com
[86400] 189.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-189.covad.com
[86400] 190.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-190.covad.com
[86400] 191.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-191.covad.com
[86400] 192.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-192.covad.com
[86400] 193.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-193.covad.com
[86400] 194.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-194.covad.com
[86400] 195.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-195.covad.com
[86400] 196.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-196.covad.com
[86400] 197.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-197.covad.com
[86400] 198.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-198.covad.com
[86400] 199.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-199.covad.com
[86400] 200.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-200.covad.com
[86400] 201.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-201.covad.com
[86400] 202.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-202.covad.com
[86400] 203.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-203.covad.com
[86400] 204.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-204.covad.com
[86400] 205.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-205.covad.com
[86400] 206.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-206.covad.com
[86400] 207.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-207.covad.com
[86400] 208.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-208.covad.com
[86400] 209.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-209.covad.com
[86400] 210.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-210.covad.com
[86400] 211.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-211.covad.com
[86400] 212.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-212.covad.com
[86400] 213.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-213.covad.com
[86400] 214.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-214.covad.com
[86400] 215.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-215.covad.com
[86400] 216.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-216.covad.com
[86400] 217.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-217.covad.com
[86400] 218.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-218.covad.com
[86400] 219.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-219.covad.com
[86400] 220.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-220.covad.com
[86400] 221.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-221.covad.com
[86400] 222.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-222.covad.com
[86400] 223.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-223.covad.com
[0] 224.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 225.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-225.covad.com
[86400] 226.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-226.covad.com
[86400] 227.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-227.covad.com
[86400] 228.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-228.covad.com
[86400] 229.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-229.covad.com
[86400] 230.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-230.covad.com
[86400] 231.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-231.covad.com
[86400] 232.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-232.covad.com
[86400] 233.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-233.covad.com
[86400] 234.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-234.covad.com
[86400] 235.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-235.covad.com
[86400] 236.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-236.covad.com
[86400] 237.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-237.covad.com
[86400] 238.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-238.covad.com
[86400] 239.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-239.covad.com
[86400] 240.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-240.covad.com
[86400] 241.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-241.covad.com
[86400] 242.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-242.covad.com
[86400] 243.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-243.covad.com
[86400] 244.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-244.covad.com
[86400] 245.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-245.covad.com
[86400] 246.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-246.covad.com
[86400] 247.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-247.covad.com
[86400] 248.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-248.covad.com
[86400] 249.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-249.covad.com
[86400] 250.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-250.covad.com
[86400] 251.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-251.covad.com
[86400] 252.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-252.covad.com
[86400] 253.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-253.covad.com
[86400] 254.56.21.4.in-addr.arpa. domain name pointer host-4-21-56-254.covad.com
[0] 255.56.21.4.in-addr.arpa not found: 3(NXDOMAIN)