AS7018 12.237.143.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.237.143.012.237.143.112.237.143.212.237.143.312.237.143.412.237.143.512.237.143.612.237.143.712.237.143.812.237.143.912.237.143.1012.237.143.1112.237.143.1212.237.143.1312.237.143.1412.237.143.1512.237.143.1612.237.143.1712.237.143.1812.237.143.1912.237.143.2012.237.143.2112.237.143.2212.237.143.2312.237.143.2412.237.143.2512.237.143.2612.237.143.2712.237.143.2812.237.143.2912.237.143.3012.237.143.3112.237.143.3212.237.143.3312.237.143.3412.237.143.3512.237.143.3612.237.143.3712.237.143.3812.237.143.3912.237.143.4012.237.143.4112.237.143.4212.237.143.4312.237.143.4412.237.143.4512.237.143.4612.237.143.4712.237.143.4812.237.143.4912.237.143.5012.237.143.5112.237.143.5212.237.143.5312.237.143.5412.237.143.5512.237.143.5612.237.143.5712.237.143.5812.237.143.5912.237.143.6012.237.143.6112.237.143.6212.237.143.6312.237.143.6412.237.143.6512.237.143.6612.237.143.6712.237.143.6812.237.143.6912.237.143.7012.237.143.7112.237.143.7212.237.143.7312.237.143.7412.237.143.7512.237.143.7612.237.143.7712.237.143.7812.237.143.7912.237.143.8012.237.143.8112.237.143.8212.237.143.8312.237.143.8412.237.143.8512.237.143.8612.237.143.8712.237.143.8812.237.143.8912.237.143.9012.237.143.9112.237.143.9212.237.143.9312.237.143.9412.237.143.9512.237.143.9612.237.143.9712.237.143.9812.237.143.9912.237.143.10012.237.143.10112.237.143.10212.237.143.10312.237.143.10412.237.143.10512.237.143.10612.237.143.10712.237.143.10812.237.143.10912.237.143.11012.237.143.11112.237.143.11212.237.143.11312.237.143.11412.237.143.11512.237.143.11612.237.143.11712.237.143.11812.237.143.11912.237.143.12012.237.143.12112.237.143.12212.237.143.12312.237.143.12412.237.143.12512.237.143.12612.237.143.12712.237.143.12812.237.143.12912.237.143.13012.237.143.13112.237.143.13212.237.143.13312.237.143.13412.237.143.13512.237.143.13612.237.143.13712.237.143.13812.237.143.13912.237.143.14012.237.143.14112.237.143.14212.237.143.14312.237.143.14412.237.143.14512.237.143.14612.237.143.14712.237.143.14812.237.143.14912.237.143.15012.237.143.15112.237.143.15212.237.143.15312.237.143.15412.237.143.15512.237.143.15612.237.143.15712.237.143.15812.237.143.15912.237.143.16012.237.143.16112.237.143.16212.237.143.16312.237.143.16412.237.143.16512.237.143.16612.237.143.16712.237.143.16812.237.143.16912.237.143.17012.237.143.17112.237.143.17212.237.143.17312.237.143.17412.237.143.17512.237.143.17612.237.143.17712.237.143.17812.237.143.17912.237.143.18012.237.143.18112.237.143.18212.237.143.18312.237.143.18412.237.143.18512.237.143.18612.237.143.18712.237.143.18812.237.143.18912.237.143.19012.237.143.19112.237.143.19212.237.143.19312.237.143.19412.237.143.19512.237.143.19612.237.143.19712.237.143.19812.237.143.19912.237.143.20012.237.143.20112.237.143.20212.237.143.20312.237.143.20412.237.143.20512.237.143.20612.237.143.20712.237.143.20812.237.143.20912.237.143.21012.237.143.21112.237.143.21212.237.143.21312.237.143.21412.237.143.21512.237.143.21612.237.143.21712.237.143.21812.237.143.21912.237.143.22012.237.143.22112.237.143.22212.237.143.22312.237.143.22412.237.143.22512.237.143.22612.237.143.22712.237.143.22812.237.143.22912.237.143.23012.237.143.23112.237.143.23212.237.143.23312.237.143.23412.237.143.23512.237.143.23612.237.143.23712.237.143.23812.237.143.23912.237.143.24012.237.143.24112.237.143.24212.237.143.24312.237.143.24412.237.143.24512.237.143.24612.237.143.24712.237.143.24812.237.143.24912.237.143.25012.237.143.25112.237.143.25212.237.143.25312.237.143.25412.237.143.255