AS7018 12.4.237.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.4.237.012.4.237.112.4.237.212.4.237.312.4.237.412.4.237.512.4.237.612.4.237.712.4.237.812.4.237.912.4.237.1012.4.237.1112.4.237.1212.4.237.1312.4.237.1412.4.237.1512.4.237.1612.4.237.1712.4.237.1812.4.237.1912.4.237.2012.4.237.2112.4.237.2212.4.237.2312.4.237.2412.4.237.2512.4.237.2612.4.237.2712.4.237.2812.4.237.2912.4.237.3012.4.237.3112.4.237.3212.4.237.3312.4.237.3412.4.237.3512.4.237.3612.4.237.3712.4.237.3812.4.237.3912.4.237.4012.4.237.4112.4.237.4212.4.237.4312.4.237.4412.4.237.4512.4.237.4612.4.237.4712.4.237.4812.4.237.4912.4.237.5012.4.237.5112.4.237.5212.4.237.5312.4.237.5412.4.237.5512.4.237.5612.4.237.5712.4.237.5812.4.237.5912.4.237.6012.4.237.6112.4.237.6212.4.237.6312.4.237.6412.4.237.6512.4.237.6612.4.237.6712.4.237.6812.4.237.6912.4.237.7012.4.237.7112.4.237.7212.4.237.7312.4.237.7412.4.237.7512.4.237.7612.4.237.7712.4.237.7812.4.237.7912.4.237.8012.4.237.8112.4.237.8212.4.237.8312.4.237.8412.4.237.8512.4.237.8612.4.237.8712.4.237.8812.4.237.8912.4.237.9012.4.237.9112.4.237.9212.4.237.9312.4.237.9412.4.237.9512.4.237.9612.4.237.9712.4.237.9812.4.237.9912.4.237.10012.4.237.10112.4.237.10212.4.237.10312.4.237.10412.4.237.10512.4.237.10612.4.237.10712.4.237.10812.4.237.10912.4.237.11012.4.237.11112.4.237.11212.4.237.11312.4.237.11412.4.237.11512.4.237.11612.4.237.11712.4.237.11812.4.237.11912.4.237.12012.4.237.12112.4.237.12212.4.237.12312.4.237.12412.4.237.12512.4.237.12612.4.237.12712.4.237.12812.4.237.12912.4.237.13012.4.237.13112.4.237.13212.4.237.13312.4.237.13412.4.237.13512.4.237.13612.4.237.13712.4.237.13812.4.237.13912.4.237.14012.4.237.14112.4.237.14212.4.237.14312.4.237.14412.4.237.14512.4.237.14612.4.237.14712.4.237.14812.4.237.14912.4.237.15012.4.237.15112.4.237.15212.4.237.15312.4.237.15412.4.237.15512.4.237.15612.4.237.15712.4.237.15812.4.237.15912.4.237.16012.4.237.16112.4.237.16212.4.237.16312.4.237.16412.4.237.16512.4.237.16612.4.237.16712.4.237.16812.4.237.16912.4.237.17012.4.237.17112.4.237.17212.4.237.17312.4.237.17412.4.237.17512.4.237.17612.4.237.17712.4.237.17812.4.237.17912.4.237.18012.4.237.18112.4.237.18212.4.237.18312.4.237.18412.4.237.18512.4.237.18612.4.237.18712.4.237.18812.4.237.18912.4.237.19012.4.237.19112.4.237.19212.4.237.19312.4.237.19412.4.237.19512.4.237.19612.4.237.19712.4.237.19812.4.237.19912.4.237.20012.4.237.20112.4.237.20212.4.237.20312.4.237.20412.4.237.20512.4.237.20612.4.237.20712.4.237.20812.4.237.20912.4.237.21012.4.237.21112.4.237.21212.4.237.21312.4.237.21412.4.237.21512.4.237.21612.4.237.21712.4.237.21812.4.237.21912.4.237.22012.4.237.22112.4.237.22212.4.237.22312.4.237.22412.4.237.22512.4.237.22612.4.237.22712.4.237.22812.4.237.22912.4.237.23012.4.237.23112.4.237.23212.4.237.23312.4.237.23412.4.237.23512.4.237.23612.4.237.23712.4.237.23812.4.237.23912.4.237.24012.4.237.24112.4.237.24212.4.237.24312.4.237.24412.4.237.24512.4.237.24612.4.237.24712.4.237.24812.4.237.24912.4.237.25012.4.237.25112.4.237.25212.4.237.25312.4.237.25412.4.237.255