AS7018 12.72.237.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.72.237.012.72.237.112.72.237.212.72.237.312.72.237.412.72.237.512.72.237.612.72.237.712.72.237.812.72.237.912.72.237.1012.72.237.1112.72.237.1212.72.237.1312.72.237.1412.72.237.1512.72.237.1612.72.237.1712.72.237.1812.72.237.1912.72.237.2012.72.237.2112.72.237.2212.72.237.2312.72.237.2412.72.237.2512.72.237.2612.72.237.2712.72.237.2812.72.237.2912.72.237.3012.72.237.3112.72.237.3212.72.237.3312.72.237.3412.72.237.3512.72.237.3612.72.237.3712.72.237.3812.72.237.3912.72.237.4012.72.237.4112.72.237.4212.72.237.4312.72.237.4412.72.237.4512.72.237.4612.72.237.4712.72.237.4812.72.237.4912.72.237.5012.72.237.5112.72.237.5212.72.237.5312.72.237.5412.72.237.5512.72.237.5612.72.237.5712.72.237.5812.72.237.5912.72.237.6012.72.237.6112.72.237.6212.72.237.6312.72.237.6412.72.237.6512.72.237.6612.72.237.6712.72.237.6812.72.237.6912.72.237.7012.72.237.7112.72.237.7212.72.237.7312.72.237.7412.72.237.7512.72.237.7612.72.237.7712.72.237.7812.72.237.7912.72.237.8012.72.237.8112.72.237.8212.72.237.8312.72.237.8412.72.237.8512.72.237.8612.72.237.8712.72.237.8812.72.237.8912.72.237.9012.72.237.9112.72.237.9212.72.237.9312.72.237.9412.72.237.9512.72.237.9612.72.237.9712.72.237.9812.72.237.9912.72.237.10012.72.237.10112.72.237.10212.72.237.10312.72.237.10412.72.237.10512.72.237.10612.72.237.10712.72.237.10812.72.237.10912.72.237.11012.72.237.11112.72.237.11212.72.237.11312.72.237.11412.72.237.11512.72.237.11612.72.237.11712.72.237.11812.72.237.11912.72.237.12012.72.237.12112.72.237.12212.72.237.12312.72.237.12412.72.237.12512.72.237.12612.72.237.12712.72.237.12812.72.237.12912.72.237.13012.72.237.13112.72.237.13212.72.237.13312.72.237.13412.72.237.13512.72.237.13612.72.237.13712.72.237.13812.72.237.13912.72.237.14012.72.237.14112.72.237.14212.72.237.14312.72.237.14412.72.237.14512.72.237.14612.72.237.14712.72.237.14812.72.237.14912.72.237.15012.72.237.15112.72.237.15212.72.237.15312.72.237.15412.72.237.15512.72.237.15612.72.237.15712.72.237.15812.72.237.15912.72.237.16012.72.237.16112.72.237.16212.72.237.16312.72.237.16412.72.237.16512.72.237.16612.72.237.16712.72.237.16812.72.237.16912.72.237.17012.72.237.17112.72.237.17212.72.237.17312.72.237.17412.72.237.17512.72.237.17612.72.237.17712.72.237.17812.72.237.17912.72.237.18012.72.237.18112.72.237.18212.72.237.18312.72.237.18412.72.237.18512.72.237.18612.72.237.18712.72.237.18812.72.237.18912.72.237.19012.72.237.19112.72.237.19212.72.237.19312.72.237.19412.72.237.19512.72.237.19612.72.237.19712.72.237.19812.72.237.19912.72.237.20012.72.237.20112.72.237.20212.72.237.20312.72.237.20412.72.237.20512.72.237.20612.72.237.20712.72.237.20812.72.237.20912.72.237.21012.72.237.21112.72.237.21212.72.237.21312.72.237.21412.72.237.21512.72.237.21612.72.237.21712.72.237.21812.72.237.21912.72.237.22012.72.237.22112.72.237.22212.72.237.22312.72.237.22412.72.237.22512.72.237.22612.72.237.22712.72.237.22812.72.237.22912.72.237.23012.72.237.23112.72.237.23212.72.237.23312.72.237.23412.72.237.23512.72.237.23612.72.237.23712.72.237.23812.72.237.23912.72.237.24012.72.237.24112.72.237.24212.72.237.24312.72.237.24412.72.237.24512.72.237.24612.72.237.24712.72.237.24812.72.237.24912.72.237.25012.72.237.25112.72.237.25212.72.237.25312.72.237.25412.72.237.255