Host 0.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 1.49.63.152.in-addr.arpa domain name pointer 0.so-6-0-0.BR3.SCL2.ALTER.NET.
[21600] 2.49.63.152.in-addr.arpa domain name pointer 0.so-0-2-0.XT1.SCL2.ALTER.NET.
Host 3.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 4.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 5.49.63.152.in-addr.arpa domain name pointer 0.so-7-0-0.BR3.SCL2.ALTER.NET.
[21600] 6.49.63.152.in-addr.arpa domain name pointer 0.so-0-2-0.XT2.SCL2.ALTER.NET.
Host 7.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 8.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 9.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 10.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 11.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 12.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 13.49.63.152.in-addr.arpa domain name pointer 0.so-0-2-0.XT2.SCL2.ALTER.NET.
[21600] 14.49.63.152.in-addr.arpa domain name pointer 0.so-3-0-0.XL2.SCL2.ALTER.NET.
Host 15.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 16.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 17.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 18.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 19.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 20.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 21.49.63.152.in-addr.arpa domain name pointer 193.ATM6-0.GW3.SJC1.ALTER.NET.
[21600] 22.49.63.152.in-addr.arpa domain name pointer 142.ATM2-0.XR1.SJC1.ALTER.NET.
Host 23.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 24.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 25.49.63.152.in-addr.arpa domain name pointer 192.ATM7-0.GW3.SJC1.ALTER.NET.
[21600] 26.49.63.152.in-addr.arpa domain name pointer 142.ATM2-0.XR2.SJC1.ALTER.NET.
Host 27.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 28.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 29.49.63.152.in-addr.arpa domain name pointer 193.ATM7-0.GW3.SJC1.ALTER.NET.
[21600] 30.49.63.152.in-addr.arpa domain name pointer 142.ATM3-0.XR1.SJC1.ALTER.NET.
Host 31.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 32.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 33.49.63.152.in-addr.arpa domain name pointer 192.ATM6-0.GW3.SJC1.ALTER.NET.
[21600] 34.49.63.152.in-addr.arpa domain name pointer 142.ATM3-0.XR2.SJC1.ALTER.NET.
Host 35.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 36.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 37.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 38.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 39.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 40.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 41.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 42.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 43.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 44.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 45.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 46.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 47.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 48.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 49.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 50.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 51.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 52.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 53.49.63.152.in-addr.arpa domain name pointer 0.so-7-0-0.UR1.SJC5.ALTER.NET.
[21600] 54.49.63.152.in-addr.arpa domain name pointer 0.so-3-0-0.XL1.SJC5.ALTER.NET.
Host 55.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 56.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 57.49.63.152.in-addr.arpa domain name pointer 0.so-7-0-0.UR2.SJC5.ALTER.NET.
[21600] 58.49.63.152.in-addr.arpa domain name pointer 0.so-3-0-0.XL2.SJC5.ALTER.NET.
Host 59.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 60.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 61.49.63.152.in-addr.arpa domain name pointer POS6-0-0.GW2.SFO4.ALTER.NET.
[21600] 62.49.63.152.in-addr.arpa domain name pointer 0.so-5-0-0.XL1.SFO4.ALTER.NET.
Host 63.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 64.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 65.49.63.152.in-addr.arpa domain name pointer POS7-0-0.GW2.SFO4.ALTER.NET.
[21600] 66.49.63.152.in-addr.arpa domain name pointer 0.so-5-0-0.XL2.SFO4.ALTER.NET.
Host 67.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 68.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 69.49.63.152.in-addr.arpa domain name pointer GigabitEthernet0-1.CE1.SFO16.ALTER.NET.
[21600] 70.49.63.152.in-addr.arpa domain name pointer 2.GigabitEthernet5-0.GW3.SFO4.ALTER.NET.
Host 71.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 72.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 73.49.63.152.in-addr.arpa domain name pointer 0.so-0-0-0.HR6.SJC7.ALTER.NET.
[21600] 74.49.63.152.in-addr.arpa domain name pointer POS2-1.GW1.SJC7.ALTER.NET.
Host 75.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 76.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 77.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 78.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 79.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 80.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 81.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 82.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 83.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 84.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 85.49.63.152.in-addr.arpa domain name pointer 0.ge-3-0-0.XT1.SAC1.ALTER.NET.
[21600] 86.49.63.152.in-addr.arpa domain name pointer 0.ge-3-0-0.XT2.SAC1.ALTER.NET.
Host 87.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 88.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 89.49.63.152.in-addr.arpa domain name pointer 0.ge-7-0-0.XT1.SAC1.ALTER.NET.
[21600] 90.49.63.152.in-addr.arpa domain name pointer 0.ge-7-0-0.XT2.SAC1.ALTER.NET.
Host 91.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 92.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 93.49.63.152.in-addr.arpa domain name pointer POS6-0-0.GW3.SCL2.ALTER.NET.
[21600] 94.49.63.152.in-addr.arpa domain name pointer 0.so-0-0-3.XT1.SCL2.ALTER.NET.
Host 95.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 96.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 97.49.63.152.in-addr.arpa domain name pointer POS7-0-0.GW3.SCL2.ALTER.NET.
[21600] 98.49.63.152.in-addr.arpa domain name pointer 0.so-0-0-3.XT2.SCL2.ALTER.NET.
Host 99.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 100.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 101.49.63.152.in-addr.arpa domain name pointer POS6-0-0.GW1.SFO4.ALTER.NET.
[21600] 102.49.63.152.in-addr.arpa domain name pointer 0.so-0-3-0.XL1.SFO4.ALTER.NET.
Host 103.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 104.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 105.49.63.152.in-addr.arpa domain name pointer POS7-0-0.GW1.SFO4.ALTER.NET.
[21600] 106.49.63.152.in-addr.arpa domain name pointer 0.so-0-3-0.XL2.SFO4.ALTER.NET.
Host 107.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 108.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 109.49.63.152.in-addr.arpa domain name pointer 0.ge-3-0-0.XT1.SCL2.ALTER.NET.
[21600] 110.49.63.152.in-addr.arpa domain name pointer 0.ge-3-0-0.XT2.SCL2.ALTER.NET.
Host 111.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 112.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 113.49.63.152.in-addr.arpa domain name pointer 0.ge-5-3-0.XT1.SCL2.ALTER.NET.
[21600] 114.49.63.152.in-addr.arpa domain name pointer 0.ge-5-3-0.XT2.SCL2.ALTER.NET.
Host 115.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 116.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 117.49.63.152.in-addr.arpa domain name pointer 0.so-1-1-1.XT1.SCL2.ALTER.NET.
[21600] 118.49.63.152.in-addr.arpa domain name pointer 0.so-1-1-1.XL1.SCL2.ALTER.NET.
Host 119.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 120.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 121.49.63.152.in-addr.arpa domain name pointer 0.so-1-1-1.XT2.SCL2.ALTER.NET.
[21600] 122.49.63.152.in-addr.arpa domain name pointer 0.so-1-1-1.XL2.SCL2.ALTER.NET.
Host 123.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 124.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 125.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 126.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 127.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 128.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 129.49.63.152.in-addr.arpa domain name pointer 292.at-1-0-0.XR4.SCL1.ALTER.NET.
[21600] 130.49.63.152.in-addr.arpa domain name pointer 494.ATM6-0.XR2.SJC1.ALTER.NET.
Host 131.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 132.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 133.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 134.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 135.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 136.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 137.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 138.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 139.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 140.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 141.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 142.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 143.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 144.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 145.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 146.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 147.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 148.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 149.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 150.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 151.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 152.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 153.49.63.152.in-addr.arpa domain name pointer 189.ATM7-0.GW7.PAO1.ALTER.NET.
[21600] 154.49.63.152.in-addr.arpa domain name pointer 259.ATM4-0.XR1.PAO1.ALTER.NET.
Host 155.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 156.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 157.49.63.152.in-addr.arpa domain name pointer 188.ATM6-0.GW7.PAO1.ALTER.NET.
[21600] 158.49.63.152.in-addr.arpa domain name pointer 159.ATM2-0.XR2.PAO1.ALTER.NET.
Host 159.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 160.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 161.49.63.152.in-addr.arpa domain name pointer 189.ATM6-0.GW7.PAO1.ALTER.NET.
[21600] 162.49.63.152.in-addr.arpa domain name pointer 159.ATM4-0.XR1.PAO1.ALTER.NET.
Host 163.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 164.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 165.49.63.152.in-addr.arpa domain name pointer 188.ATM7-0.GW7.PAO1.ALTER.NET.
[21600] 166.49.63.152.in-addr.arpa domain name pointer 159.ATM4-0.XR2.PAO1.ALTER.NET.
Host 167.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 168.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 169.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 170.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 171.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 172.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 173.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 174.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 175.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 176.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 177.49.63.152.in-addr.arpa domain name pointer 0.so-0-0-0.TM1.SAC1.ALTER.NET.
[21600] 178.49.63.152.in-addr.arpa domain name pointer 0.so-1-0-1.HR1.SAC1.ALTER.NET.
Host 179.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 180.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 181.49.63.152.in-addr.arpa domain name pointer 0.so-1-0-0.TM1.SAC1.ALTER.NET.
[21600] 182.49.63.152.in-addr.arpa domain name pointer 0.so-1-0-1.HR2.SAC1.ALTER.NET.
Host 183.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 184.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 185.49.63.152.in-addr.arpa domain name pointer 185.ATM6-0.XR1.PAO1.ALTER.NET.
[21600] 186.49.63.152.in-addr.arpa domain name pointer 189.at-2-3-0.XR1.SAC1.ALTER.NET.
Host 187.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 188.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 189.49.63.152.in-addr.arpa domain name pointer 285.ATM6-0.XR1.PAO1.ALTER.NET.
[21600] 190.49.63.152.in-addr.arpa domain name pointer 289.at-1-1-0.XR1.SAC1.ALTER.NET.
Host 191.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 192.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 193.49.63.152.in-addr.arpa domain name pointer 185.ATM7-0.XR1.PAO1.ALTER.NET.
[21600] 194.49.63.152.in-addr.arpa domain name pointer 189.at-2-1-0.XR1.SAC1.ALTER.NET.
Host 195.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 196.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 197.49.63.152.in-addr.arpa domain name pointer 285.ATM7-0.XR1.PAO1.ALTER.NET.
[21600] 198.49.63.152.in-addr.arpa domain name pointer 289.at-2-3-0.XR1.SAC1.ALTER.NET.
Host 199.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 200.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 201.49.63.152.in-addr.arpa domain name pointer 184.ATM6-0.XR2.PAO1.ALTER.NET.
[21600] 202.49.63.152.in-addr.arpa domain name pointer 188.at-2-1-0.XR2.SAC1.ALTER.NET.
Host 203.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 204.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 205.49.63.152.in-addr.arpa domain name pointer 189.ATM6-0.GW4.PAO1.ALTER.NET.
[21600] 206.49.63.152.in-addr.arpa domain name pointer 124.ATM4-0.XR1.PAO1.ALTER.NET.
Host 207.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 208.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 209.49.63.152.in-addr.arpa domain name pointer 188.ATM7-0.GW4.PAO1.ALTER.NET.
[21600] 210.49.63.152.in-addr.arpa domain name pointer 124.ATM4-0.XR2.PAO1.ALTER.NET.
Host 211.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 212.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 213.49.63.152.in-addr.arpa domain name pointer 284.ATM7-0.XR2.PAO1.ALTER.NET.
[21600] 214.49.63.152.in-addr.arpa domain name pointer 288.at-2-3-0.XR2.SAC1.ALTER.NET.
Host 215.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 216.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 217.49.63.152.in-addr.arpa domain name pointer 189.ATM7-0.GW4.PAO1.ALTER.NET.
[21600] 218.49.63.152.in-addr.arpa domain name pointer 124.ATM2-0.XR1.PAO1.ALTER.NET.
Host 219.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 220.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 221.49.63.152.in-addr.arpa domain name pointer POS6-0.GW8.SJC2.ALTER.NET.
[21600] 222.49.63.152.in-addr.arpa domain name pointer 0.so-1-2-0.XL1.SJC2.ALTER.NET.
Host 223.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 224.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 225.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 226.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 227.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 228.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 229.49.63.152.in-addr.arpa domain name pointer 188.ATM6-0.GW4.PAO1.ALTER.NET.
[21600] 230.49.63.152.in-addr.arpa domain name pointer 124.ATM3-0.XR2.PAO1.ALTER.NET.
Host 231.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 232.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 233.49.63.152.in-addr.arpa domain name pointer 189.ATM8-0-0.BR1.PAO1.ALTER.NET.
[21600] 234.49.63.152.in-addr.arpa domain name pointer 109.ATM2-0.XR1.PAO1.ALTER.NET.
Host 235.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 236.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 237.49.63.152.in-addr.arpa domain name pointer 188.ATM10-0-0.BR1.PAO1.ALTER.NET.
[21600] 238.49.63.152.in-addr.arpa domain name pointer 109.ATM2-0.XR2.PAO1.ALTER.NET.
Host 239.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 240.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 241.49.63.152.in-addr.arpa domain name pointer 189.ATM11-0-0.BR1.PAO1.ALTER.NET.
[21600] 242.49.63.152.in-addr.arpa domain name pointer 109.ATM3-0.XR1.PAO1.ALTER.NET.
Host 243.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 244.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 245.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 246.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 247.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 248.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 249.49.63.152.in-addr.arpa domain name pointer 0.so-6-0-0.IG4.PAO1.ALTER.NET.
[21600] 250.49.63.152.in-addr.arpa domain name pointer 0.so-1-1-0.XL1.PAO1.ALTER.NET.
Host 251.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
Host 252.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)
[21600] 253.49.63.152.in-addr.arpa domain name pointer 0.so-4-0-0.IG4.PAO1.ALTER.NET.
[21600] 254.49.63.152.in-addr.arpa domain name pointer 0.so-3-0-0.XL1.PAO1.ALTER.NET.
Host 255.49.63.152.in-addr.arpa not found: 3(NXDOMAIN)