AS7018 12.203.144.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.203.144.012.203.144.112.203.144.212.203.144.312.203.144.412.203.144.512.203.144.612.203.144.712.203.144.812.203.144.912.203.144.1012.203.144.1112.203.144.1212.203.144.1312.203.144.1412.203.144.1512.203.144.1612.203.144.1712.203.144.1812.203.144.1912.203.144.2012.203.144.2112.203.144.2212.203.144.2312.203.144.2412.203.144.2512.203.144.2612.203.144.2712.203.144.2812.203.144.2912.203.144.3012.203.144.3112.203.144.3212.203.144.3312.203.144.3412.203.144.3512.203.144.3612.203.144.3712.203.144.3812.203.144.3912.203.144.4012.203.144.4112.203.144.4212.203.144.4312.203.144.4412.203.144.4512.203.144.4612.203.144.4712.203.144.4812.203.144.4912.203.144.5012.203.144.5112.203.144.5212.203.144.5312.203.144.5412.203.144.5512.203.144.5612.203.144.5712.203.144.5812.203.144.5912.203.144.6012.203.144.6112.203.144.6212.203.144.6312.203.144.6412.203.144.6512.203.144.6612.203.144.6712.203.144.6812.203.144.6912.203.144.7012.203.144.7112.203.144.7212.203.144.7312.203.144.7412.203.144.7512.203.144.7612.203.144.7712.203.144.7812.203.144.7912.203.144.8012.203.144.8112.203.144.8212.203.144.8312.203.144.8412.203.144.8512.203.144.8612.203.144.8712.203.144.8812.203.144.8912.203.144.9012.203.144.9112.203.144.9212.203.144.9312.203.144.9412.203.144.9512.203.144.9612.203.144.9712.203.144.9812.203.144.9912.203.144.10012.203.144.10112.203.144.10212.203.144.10312.203.144.10412.203.144.10512.203.144.10612.203.144.10712.203.144.10812.203.144.10912.203.144.11012.203.144.11112.203.144.11212.203.144.11312.203.144.11412.203.144.11512.203.144.11612.203.144.11712.203.144.11812.203.144.11912.203.144.12012.203.144.12112.203.144.12212.203.144.12312.203.144.12412.203.144.12512.203.144.12612.203.144.12712.203.144.12812.203.144.12912.203.144.13012.203.144.13112.203.144.13212.203.144.13312.203.144.13412.203.144.13512.203.144.13612.203.144.13712.203.144.13812.203.144.13912.203.144.14012.203.144.14112.203.144.14212.203.144.14312.203.144.14412.203.144.14512.203.144.14612.203.144.14712.203.144.14812.203.144.14912.203.144.15012.203.144.15112.203.144.15212.203.144.15312.203.144.15412.203.144.15512.203.144.15612.203.144.15712.203.144.15812.203.144.15912.203.144.16012.203.144.16112.203.144.16212.203.144.16312.203.144.16412.203.144.16512.203.144.16612.203.144.16712.203.144.16812.203.144.16912.203.144.17012.203.144.17112.203.144.17212.203.144.17312.203.144.17412.203.144.17512.203.144.17612.203.144.17712.203.144.17812.203.144.17912.203.144.18012.203.144.18112.203.144.18212.203.144.18312.203.144.18412.203.144.18512.203.144.18612.203.144.18712.203.144.18812.203.144.18912.203.144.19012.203.144.19112.203.144.19212.203.144.19312.203.144.19412.203.144.19512.203.144.19612.203.144.19712.203.144.19812.203.144.19912.203.144.20012.203.144.20112.203.144.20212.203.144.20312.203.144.20412.203.144.20512.203.144.20612.203.144.20712.203.144.20812.203.144.20912.203.144.21012.203.144.21112.203.144.21212.203.144.21312.203.144.21412.203.144.21512.203.144.21612.203.144.21712.203.144.21812.203.144.21912.203.144.22012.203.144.22112.203.144.22212.203.144.22312.203.144.22412.203.144.22512.203.144.22612.203.144.22712.203.144.22812.203.144.22912.203.144.23012.203.144.23112.203.144.23212.203.144.23312.203.144.23412.203.144.23512.203.144.23612.203.144.23712.203.144.23812.203.144.23912.203.144.24012.203.144.24112.203.144.24212.203.144.24312.203.144.24412.203.144.24512.203.144.24612.203.144.24712.203.144.24812.203.144.24912.203.144.25012.203.144.25112.203.144.25212.203.144.25312.203.144.25412.203.144.255