[0] 0.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 1.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet1-2.GW3.IDA8.ALTER.NET
[21600] 2.50.179.152.in-addr.arpa. domain name pointer VIS-gw.customer.alter.net
[0] 3.50.179.152.in-addr.arpa.: domain name does not exist
[0] 4.50.179.152.in-addr.arpa.: domain name does not exist
[0] 5.50.179.152.in-addr.arpa.: domain name does not exist
[0] 6.50.179.152.in-addr.arpa.: domain name does not exist
[0] 7.50.179.152.in-addr.arpa.: domain name does not exist
[0] 8.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 9.50.179.152.in-addr.arpa. domain name pointer TenGigE0-2-2-0.GW1.IAD8.ALTER.NET
[21600] 10.50.179.152.in-addr.arpa. domain name pointer limelightnetworks.customer.alter.net
[0] 11.50.179.152.in-addr.arpa.: domain name does not exist
[0] 12.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 13.50.179.152.in-addr.arpa. domain name pointer TenGigE0-2-4-0.GW1.IAD8.ALTER.NET
[21600] 14.50.179.152.in-addr.arpa. domain name pointer limelightnetworks.customer.alter.net
[0] 15.50.179.152.in-addr.arpa.: domain name does not exist
[0] 16.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 17.50.179.152.in-addr.arpa. domain name pointer TenGigE0-3-0-0.GW1.IAD8.ALTER.NET
[21600] 18.50.179.152.in-addr.arpa. domain name pointer limelightnetworks.customer.alter.net
[0] 19.50.179.152.in-addr.arpa.: domain name does not exist
[0] 20.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 21.50.179.152.in-addr.arpa. domain name pointer TenGigE0-3-1-0.GW1.IAD8.ALTER.NET
[21600] 22.50.179.152.in-addr.arpa. domain name pointer limelightnetworks.customer.alter.net
[0] 23.50.179.152.in-addr.arpa.: domain name does not exist
[0] 24.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 25.50.179.152.in-addr.arpa. domain name pointer TenGigE0-3-2-0.GW1.IAD8.ALTER.NET
[21600] 26.50.179.152.in-addr.arpa. domain name pointer limelightnetworks.customer.alter.net
[0] 27.50.179.152.in-addr.arpa.: domain name does not exist
[0] 28.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 29.50.179.152.in-addr.arpa. domain name pointer 0.xe-2-1-1.GW9.IAD8.ALTER.NET
[21600] 30.50.179.152.in-addr.arpa. domain name pointer tinet-gw.customer.alter.net
[0] 31.50.179.152.in-addr.arpa.: domain name does not exist
[0] 32.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 33.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet0-1-2-0.GW1.IAD8.ALTER.NET
[21600] 34.50.179.152.in-addr.arpa. domain name pointer u279908-gw.customer.alter.net
[0] 35.50.179.152.in-addr.arpa.: domain name does not exist
[0] 36.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 37.50.179.152.in-addr.arpa. domain name pointer xe-2-0-0.GW9.IAD8.ALTER.NET
[21600] 38.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 39.50.179.152.in-addr.arpa.: domain name does not exist
[0] 40.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 41.50.179.152.in-addr.arpa. domain name pointer 0.xe-7-2-1.GW12.IAD8.ALTER.NET
[21600] 42.50.179.152.in-addr.arpa. domain name pointer apple-gw.customer.alter.net
[0] 43.50.179.152.in-addr.arpa.: domain name does not exist
[0] 44.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 45.50.179.152.in-addr.arpa. domain name pointer xe-2-3-0.GW9.IAD8.ALTER.NET
[21600] 46.50.179.152.in-addr.arpa. domain name pointer fb-gw.customer.alter.net
[0] 47.50.179.152.in-addr.arpa.: domain name does not exist
[0] 48.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 49.50.179.152.in-addr.arpa. domain name pointer 0.xe-4-0-0.GW9.IAD8.ALTER.NET
[21600] 50.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 51.50.179.152.in-addr.arpa.: domain name does not exist
[0] 52.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 53.50.179.152.in-addr.arpa. domain name pointer TenGigE0-3-4-0.GW1.IAD8.ALTER.NET
[21600] 54.50.179.152.in-addr.arpa. domain name pointer internap-gw.customer.alter.net
[0] 55.50.179.152.in-addr.arpa.: domain name does not exist
[0] 56.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 57.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet1-0.GW5.IAD8.ALTER.NET
[21600] 58.50.179.152.in-addr.arpa. domain name pointer neustar-gw.customer.alter.net
[0] 59.50.179.152.in-addr.arpa.: domain name does not exist
[0] 60.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 61.50.179.152.in-addr.arpa. domain name pointer xe-0-0-0.GW7.IAD8.ALTER.NET
[21600] 62.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 63.50.179.152.in-addr.arpa.: domain name does not exist
[0] 64.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 65.50.179.152.in-addr.arpa. domain name pointer xe-2-2-0.GW9.IAD8.ALTER.NET
[21600] 66.50.179.152.in-addr.arpa. domain name pointer edgecast-gw.customer.alter.net
[0] 67.50.179.152.in-addr.arpa.: domain name does not exist
[0] 68.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 69.50.179.152.in-addr.arpa. domain name pointer xe-0-2-0.GW9.IAD8.ALTER.NET
[21600] 70.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 71.50.179.152.in-addr.arpa.: domain name does not exist
[0] 72.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 73.50.179.152.in-addr.arpa. domain name pointer xe-3-3-0.GW10.IAD8.ALTER.NET
[21600] 74.50.179.152.in-addr.arpa. domain name pointer bt-gw.customer.alter.net
[0] 75.50.179.152.in-addr.arpa.: domain name does not exist
[0] 76.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 77.50.179.152.in-addr.arpa. domain name pointer xe-0-1-0.GW10.IAD8.ALTER.NET
[21600] 78.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 79.50.179.152.in-addr.arpa.: domain name does not exist
[0] 80.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 81.50.179.152.in-addr.arpa. domain name pointer TenGigE0-2-0-0.GW7.IAD8.ALTER.NET
[21600] 82.50.179.152.in-addr.arpa. domain name pointer limelight.customer.alter.net
[0] 83.50.179.152.in-addr.arpa.: domain name does not exist
[0] 84.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 85.50.179.152.in-addr.arpa. domain name pointer TenGigE0-2-1-0.GW7.IAD8.ALTER.NET
[21600] 86.50.179.152.in-addr.arpa. domain name pointer limelight.customer.alter.net
[0] 87.50.179.152.in-addr.arpa.: domain name does not exist
[0] 88.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 89.50.179.152.in-addr.arpa. domain name pointer TenGigE0-2-2-0.GW7.IAD8.ALTER.NET
[21600] 90.50.179.152.in-addr.arpa. domain name pointer limelight.customer.alter.net
[0] 91.50.179.152.in-addr.arpa.: domain name does not exist
[0] 92.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 93.50.179.152.in-addr.arpa. domain name pointer ae4.GW9.IAD8.ALTER.NET
[21600] 94.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 95.50.179.152.in-addr.arpa.: domain name does not exist
[0] 96.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 97.50.179.152.in-addr.arpa. domain name pointer 38.xe-2-0-1.GW12.IAD8.ALTER.NET
[21600] 98.50.179.152.in-addr.arpa. domain name pointer verisign-gw.customer.alter.net
[0] 99.50.179.152.in-addr.arpa.: domain name does not exist
[0] 100.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 101.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet0-1-1-2.GW1.IAD8.ALTER.NET
[21600] 102.50.179.152.in-addr.arpa. domain name pointer loudoun-gw.customer.alter.net
[0] 103.50.179.152.in-addr.arpa.: domain name does not exist
[0] 104.50.179.152.in-addr.arpa.: domain name does not exist
[0] 105.50.179.152.in-addr.arpa.: domain name does not exist
[0] 106.50.179.152.in-addr.arpa.: domain name does not exist
[0] 107.50.179.152.in-addr.arpa.: domain name does not exist
[0] 108.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 109.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet0-1-1-4.GW1.IAD8.ALTER.NET
[21600] 110.50.179.152.in-addr.arpa. domain name pointer midshift-tech-gw.customer.alter.net
[0] 111.50.179.152.in-addr.arpa.: domain name does not exist
[0] 112.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 113.50.179.152.in-addr.arpa. domain name pointer xe-0-0-0.GW9.IAD8.ALTER.NET
[21600] 114.50.179.152.in-addr.arpa. domain name pointer telefonica-gw.customer.alter.net
[0] 115.50.179.152.in-addr.arpa.: domain name does not exist
[0] 116.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 117.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet0-1-0-1.GW1.IAD8.ALTER.NET
[21600] 118.50.179.152.in-addr.arpa. domain name pointer easylink-gw.customer.alter.net
[0] 119.50.179.152.in-addr.arpa.: domain name does not exist
[0] 120.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 121.50.179.152.in-addr.arpa. domain name pointer xe-0-1-0.GW9.IAD8.ALTER.NET
[21600] 122.50.179.152.in-addr.arpa. domain name pointer appleinc-gw.customer.alter.net
[0] 123.50.179.152.in-addr.arpa.: domain name does not exist
[0] 124.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 125.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet5-3.GW5.IAD8.ALTER.NET
[21600] 126.50.179.152.in-addr.arpa. domain name pointer Internet-gw.customer.alter.net
[0] 127.50.179.152.in-addr.arpa.: domain name does not exist
[0] 128.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 129.50.179.152.in-addr.arpa. domain name pointer GigabitEthernet4-1.GW3.IAD8.ALTER.NET
[21600] 130.50.179.152.in-addr.arpa. domain name pointer telkom.co-gw.customer.alter.net
[0] 131.50.179.152.in-addr.arpa.: domain name does not exist
[0] 132.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 133.50.179.152.in-addr.arpa. domain name pointer xe-1-0-0.GW10.IAD8.ALTER.NET
[21600] 134.50.179.152.in-addr.arpa. domain name pointer blackboard-gw.customer.alter.net
[0] 135.50.179.152.in-addr.arpa.: domain name does not exist
[0] 136.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 137.50.179.152.in-addr.arpa. domain name pointer 0.xe-1-3-0.GW10.IAD8.ALTER.NET
[21600] 138.50.179.152.in-addr.arpa. domain name pointer pair-gw.customer.alter.net
[0] 139.50.179.152.in-addr.arpa.: domain name does not exist
[0] 140.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 141.50.179.152.in-addr.arpa. domain name pointer xe-1-2-0.GW9.IAD8.ALTER.NET
[21600] 142.50.179.152.in-addr.arpa. domain name pointer llnw-gw.customer.alter.net
[0] 143.50.179.152.in-addr.arpa.: domain name does not exist
[0] 144.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 145.50.179.152.in-addr.arpa. domain name pointer xe-1-1-0.GW10.IAD8.ALTER.NET
[21600] 146.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 147.50.179.152.in-addr.arpa.: domain name does not exist
[0] 148.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 149.50.179.152.in-addr.arpa. domain name pointer xe-1-2-0.GW10.IAD8.ALTER.NET
[21600] 150.50.179.152.in-addr.arpa. domain name pointer google-gw.customer.alter.net
[0] 151.50.179.152.in-addr.arpa.: domain name does not exist
[0] 152.50.179.152.in-addr.arpa.: domain name does not exist
[0] 153.50.179.152.in-addr.arpa.: domain name does not exist
[0] 154.50.179.152.in-addr.arpa.: domain name does not exist
[0] 155.50.179.152.in-addr.arpa.: domain name does not exist
[0] 156.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 157.50.179.152.in-addr.arpa. domain name pointer TenGigE0-0-4-0.GW1.IAD8.ALTER.NET
[21600] 158.50.179.152.in-addr.arpa. domain name pointer akamai.customer.alter.net
[0] 159.50.179.152.in-addr.arpa.: domain name does not exist
[0] 160.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 161.50.179.152.in-addr.arpa. domain name pointer TenGigE0-0-1-0.GW1.IAD8.ALTER.NET
[21600] 162.50.179.152.in-addr.arpa. domain name pointer akamai.customer.alter.net
[0] 163.50.179.152.in-addr.arpa.: domain name does not exist
[0] 164.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 165.50.179.152.in-addr.arpa. domain name pointer TenGigE0-0-0-0.GW1.IAD8.ALTER.NET
[21600] 166.50.179.152.in-addr.arpa. domain name pointer akamai.customer.alter.net
[0] 167.50.179.152.in-addr.arpa.: domain name does not exist
[0] 168.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 169.50.179.152.in-addr.arpa. domain name pointer TenGigE0-0-2-0.GW1.IAD8.ALTER.NET
[21600] 170.50.179.152.in-addr.arpa. domain name pointer akamai.customer.alter.net
[0] 171.50.179.152.in-addr.arpa.: domain name does not exist
[0] 172.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 173.50.179.152.in-addr.arpa. domain name pointer xe-1-3-0.GW9.IAD8.ALTER.NET
[21600] 174.50.179.152.in-addr.arpa. domain name pointer akamai.customer.alter.net
[0] 175.50.179.152.in-addr.arpa.: domain name does not exist
[0] 176.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 177.50.179.152.in-addr.arpa. domain name pointer ge-3-0-9.GW9.IAD8.ALTER.NET
[21600] 178.50.179.152.in-addr.arpa. domain name pointer accessline-gw.customer.alter.net
[0] 179.50.179.152.in-addr.arpa.: domain name does not exist
[0] 180.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 181.50.179.152.in-addr.arpa. domain name pointer ge-3-1-4.GW9.IAD8.ALTER.NET
[21600] 182.50.179.152.in-addr.arpa. domain name pointer velocix3-iad-gw.customer.alter.net
[0] 183.50.179.152.in-addr.arpa.: domain name does not exist
[0] 184.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 185.50.179.152.in-addr.arpa. domain name pointer xe-0-0-0.GW12.IAD8.ALTER.NET
[21600] 186.50.179.152.in-addr.arpa. domain name pointer twtelecom-gw.customer.alter.net
[0] 187.50.179.152.in-addr.arpa.: domain name does not exist
[0] 188.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 189.50.179.152.in-addr.arpa. domain name pointer LACPx.GW12.IAD8.ALTER.NET
[21600] 190.50.179.152.in-addr.arpa. domain name pointer akamai.customer.alter.net
[0] 191.50.179.152.in-addr.arpa.: domain name does not exist
[0] 192.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 193.50.179.152.in-addr.arpa. domain name pointer xe-2-0-0.GW10.IAD8.ALTER.NET
[21600] 194.50.179.152.in-addr.arpa. domain name pointer etrade-gw.customer.alter.net
[0] 195.50.179.152.in-addr.arpa.: domain name does not exist
[0] 196.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 197.50.179.152.in-addr.arpa. domain name pointer xe-0-2-0.GW12.IAD8.ALTER.NET
[21600] 198.50.179.152.in-addr.arpa. domain name pointer akamai-gw.customer.alter.net
[0] 199.50.179.152.in-addr.arpa.: domain name does not exist
[0] 200.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 201.50.179.152.in-addr.arpa. domain name pointer xe-0-3-0.GW12.IAD8.ALTER.NET
[21600] 202.50.179.152.in-addr.arpa. domain name pointer akamai-gw.customer.alter.net
[0] 203.50.179.152.in-addr.arpa.: domain name does not exist
[0] 204.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 205.50.179.152.in-addr.arpa. domain name pointer n-a.GW12.IAD8.ALTER.NET
[21600] 206.50.179.152.in-addr.arpa. domain name pointer customer.alter.net.customer.alter.net
[0] 207.50.179.152.in-addr.arpa.: domain name does not exist
[0] 208.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 209.50.179.152.in-addr.arpa. domain name pointer n-a.GW12.IAD8.ALTER.NET
[21600] 210.50.179.152.in-addr.arpa. domain name pointer customer.alter.net.customer.alter.net
[0] 211.50.179.152.in-addr.arpa.: domain name does not exist
[0] 212.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 213.50.179.152.in-addr.arpa. domain name pointer xe-3-0-0.GW12.IAD8.ALTER.NET
[21600] 214.50.179.152.in-addr.arpa. domain name pointer akamai-gw.customer.alter.net
[0] 215.50.179.152.in-addr.arpa.: domain name does not exist
[0] 216.50.179.152.in-addr.arpa.: domain name does not exist
[0] 217.50.179.152.in-addr.arpa.: domain name does not exist
[0] 218.50.179.152.in-addr.arpa.: domain name does not exist
[0] 219.50.179.152.in-addr.arpa.: domain name does not exist
[0] 220.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 221.50.179.152.in-addr.arpa. domain name pointer 0.ge-3-0-7.GW10.IAD8.ALTER.NET
[21600] 222.50.179.152.in-addr.arpa. domain name pointer net2ez-gw.customer.alter.net
[0] 223.50.179.152.in-addr.arpa.: domain name does not exist
[0] 224.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 225.50.179.152.in-addr.arpa. domain name pointer xe-3-1-1.GW9.IAD8.ALTER.NET
[21600] 226.50.179.152.in-addr.arpa. domain name pointer priceline-gw.customer.alter.net
[0] 227.50.179.152.in-addr.arpa.: domain name does not exist
[0] 228.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 229.50.179.152.in-addr.arpa. domain name pointer xe-3-3-0.GW12.IAD8.ALTER.NET
[21600] 230.50.179.152.in-addr.arpa. domain name pointer zayo-gw.customer.alter.net
[0] 231.50.179.152.in-addr.arpa.: domain name does not exist
[0] 232.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 233.50.179.152.in-addr.arpa. domain name pointer xe-2-2-2.GW10.IAD8.ALTER.NET
[21600] 234.50.179.152.in-addr.arpa. domain name pointer microsoft-gw.customer.alter.net
[0] 235.50.179.152.in-addr.arpa.: domain name does not exist
[0] 236.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 237.50.179.152.in-addr.arpa. domain name pointer xe-3-2-0.GW12.IAD8.ALTER.NET
[21600] 238.50.179.152.in-addr.arpa. domain name pointer llnw-gw.customer.alter.net
[0] 239.50.179.152.in-addr.arpa.: domain name does not exist
[0] 240.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 241.50.179.152.in-addr.arpa. domain name pointer 107.ge-3-1-3.GW10.IAD8.ALTER.NET
[21600] 242.50.179.152.in-addr.arpa. domain name pointer gagenetworks-gw.customer.alter.net
[0] 243.50.179.152.in-addr.arpa.: domain name does not exist
[0] 244.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 245.50.179.152.in-addr.arpa. domain name pointer xe-3-3-0.GW12.IAD8.ALTER.NET
[21600] 246.50.179.152.in-addr.arpa. domain name pointer zayo-gw.customer.alter.net
[0] 247.50.179.152.in-addr.arpa.: domain name does not exist
[0] 248.50.179.152.in-addr.arpa.: domain name does not exist
[21600] 249.50.179.152.in-addr.arpa. domain name pointer 0.xe-2-2-1.GW9.IAD8.ALTER.NET
[21600] 250.50.179.152.in-addr.arpa. domain name pointer iij-gw.customer.alter.net
[0] 251.50.179.152.in-addr.arpa.: domain name does not exist
[0] 252.50.179.152.in-addr.arpa.: domain name does not exist
[0] 253.50.179.152.in-addr.arpa.: domain name does not exist
[0] 254.50.179.152.in-addr.arpa.: domain name does not exist
[0] 255.50.179.152.in-addr.arpa.: domain name does not exist