AS17231 12.66.64.0/24 CIDR and IP Range Summary.ASN: 17231 - AT&T Enhanced Network ServicesHost Count: 254Addressable IPs: 256 12.66.64.012.66.64.112.66.64.212.66.64.312.66.64.412.66.64.512.66.64.612.66.64.712.66.64.812.66.64.912.66.64.1012.66.64.1112.66.64.1212.66.64.1312.66.64.1412.66.64.1512.66.64.1612.66.64.1712.66.64.1812.66.64.1912.66.64.2012.66.64.2112.66.64.2212.66.64.2312.66.64.2412.66.64.2512.66.64.2612.66.64.2712.66.64.2812.66.64.2912.66.64.3012.66.64.3112.66.64.3212.66.64.3312.66.64.3412.66.64.3512.66.64.3612.66.64.3712.66.64.3812.66.64.3912.66.64.4012.66.64.4112.66.64.4212.66.64.4312.66.64.4412.66.64.4512.66.64.4612.66.64.4712.66.64.4812.66.64.4912.66.64.5012.66.64.5112.66.64.5212.66.64.5312.66.64.5412.66.64.5512.66.64.5612.66.64.5712.66.64.5812.66.64.5912.66.64.6012.66.64.6112.66.64.6212.66.64.6312.66.64.6412.66.64.6512.66.64.6612.66.64.6712.66.64.6812.66.64.6912.66.64.7012.66.64.7112.66.64.7212.66.64.7312.66.64.7412.66.64.7512.66.64.7612.66.64.7712.66.64.7812.66.64.7912.66.64.8012.66.64.8112.66.64.8212.66.64.8312.66.64.8412.66.64.8512.66.64.8612.66.64.8712.66.64.8812.66.64.8912.66.64.9012.66.64.9112.66.64.9212.66.64.9312.66.64.9412.66.64.9512.66.64.9612.66.64.9712.66.64.9812.66.64.9912.66.64.10012.66.64.10112.66.64.10212.66.64.10312.66.64.10412.66.64.10512.66.64.10612.66.64.10712.66.64.10812.66.64.10912.66.64.11012.66.64.11112.66.64.11212.66.64.11312.66.64.11412.66.64.11512.66.64.11612.66.64.11712.66.64.11812.66.64.11912.66.64.12012.66.64.12112.66.64.12212.66.64.12312.66.64.12412.66.64.12512.66.64.12612.66.64.12712.66.64.12812.66.64.12912.66.64.13012.66.64.13112.66.64.13212.66.64.13312.66.64.13412.66.64.13512.66.64.13612.66.64.13712.66.64.13812.66.64.13912.66.64.14012.66.64.14112.66.64.14212.66.64.14312.66.64.14412.66.64.14512.66.64.14612.66.64.14712.66.64.14812.66.64.14912.66.64.15012.66.64.15112.66.64.15212.66.64.15312.66.64.15412.66.64.15512.66.64.15612.66.64.15712.66.64.15812.66.64.15912.66.64.16012.66.64.16112.66.64.16212.66.64.16312.66.64.16412.66.64.16512.66.64.16612.66.64.16712.66.64.16812.66.64.16912.66.64.17012.66.64.17112.66.64.17212.66.64.17312.66.64.17412.66.64.17512.66.64.17612.66.64.17712.66.64.17812.66.64.17912.66.64.18012.66.64.18112.66.64.18212.66.64.18312.66.64.18412.66.64.18512.66.64.18612.66.64.18712.66.64.18812.66.64.18912.66.64.19012.66.64.19112.66.64.19212.66.64.19312.66.64.19412.66.64.19512.66.64.19612.66.64.19712.66.64.19812.66.64.19912.66.64.20012.66.64.20112.66.64.20212.66.64.20312.66.64.20412.66.64.20512.66.64.20612.66.64.20712.66.64.20812.66.64.20912.66.64.21012.66.64.21112.66.64.21212.66.64.21312.66.64.21412.66.64.21512.66.64.21612.66.64.21712.66.64.21812.66.64.21912.66.64.22012.66.64.22112.66.64.22212.66.64.22312.66.64.22412.66.64.22512.66.64.22612.66.64.22712.66.64.22812.66.64.22912.66.64.23012.66.64.23112.66.64.23212.66.64.23312.66.64.23412.66.64.23512.66.64.23612.66.64.23712.66.64.23812.66.64.23912.66.64.24012.66.64.24112.66.64.24212.66.64.24312.66.64.24412.66.64.24512.66.64.24612.66.64.24712.66.64.24812.66.64.24912.66.64.25012.66.64.25112.66.64.25212.66.64.25312.66.64.25412.66.64.255