AS7018 12.21.88.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.21.88.012.21.88.112.21.88.212.21.88.312.21.88.412.21.88.512.21.88.612.21.88.712.21.88.812.21.88.912.21.88.1012.21.88.1112.21.88.1212.21.88.1312.21.88.1412.21.88.1512.21.88.1612.21.88.1712.21.88.1812.21.88.1912.21.88.2012.21.88.2112.21.88.2212.21.88.2312.21.88.2412.21.88.2512.21.88.2612.21.88.2712.21.88.2812.21.88.2912.21.88.3012.21.88.3112.21.88.3212.21.88.3312.21.88.3412.21.88.3512.21.88.3612.21.88.3712.21.88.3812.21.88.3912.21.88.4012.21.88.4112.21.88.4212.21.88.4312.21.88.4412.21.88.4512.21.88.4612.21.88.4712.21.88.4812.21.88.4912.21.88.5012.21.88.5112.21.88.5212.21.88.5312.21.88.5412.21.88.5512.21.88.5612.21.88.5712.21.88.5812.21.88.5912.21.88.6012.21.88.6112.21.88.6212.21.88.6312.21.88.6412.21.88.6512.21.88.6612.21.88.6712.21.88.6812.21.88.6912.21.88.7012.21.88.7112.21.88.7212.21.88.7312.21.88.7412.21.88.7512.21.88.7612.21.88.7712.21.88.7812.21.88.7912.21.88.8012.21.88.8112.21.88.8212.21.88.8312.21.88.8412.21.88.8512.21.88.8612.21.88.8712.21.88.8812.21.88.8912.21.88.9012.21.88.9112.21.88.9212.21.88.9312.21.88.9412.21.88.9512.21.88.9612.21.88.9712.21.88.9812.21.88.9912.21.88.10012.21.88.10112.21.88.10212.21.88.10312.21.88.10412.21.88.10512.21.88.10612.21.88.10712.21.88.10812.21.88.10912.21.88.11012.21.88.11112.21.88.11212.21.88.11312.21.88.11412.21.88.11512.21.88.11612.21.88.11712.21.88.11812.21.88.11912.21.88.12012.21.88.12112.21.88.12212.21.88.12312.21.88.12412.21.88.12512.21.88.12612.21.88.12712.21.88.12812.21.88.12912.21.88.13012.21.88.13112.21.88.13212.21.88.13312.21.88.13412.21.88.13512.21.88.13612.21.88.13712.21.88.13812.21.88.13912.21.88.14012.21.88.14112.21.88.14212.21.88.14312.21.88.14412.21.88.14512.21.88.14612.21.88.14712.21.88.14812.21.88.14912.21.88.15012.21.88.15112.21.88.15212.21.88.15312.21.88.15412.21.88.15512.21.88.15612.21.88.15712.21.88.15812.21.88.15912.21.88.16012.21.88.16112.21.88.16212.21.88.16312.21.88.16412.21.88.16512.21.88.16612.21.88.16712.21.88.16812.21.88.16912.21.88.17012.21.88.17112.21.88.17212.21.88.17312.21.88.17412.21.88.17512.21.88.17612.21.88.17712.21.88.17812.21.88.17912.21.88.18012.21.88.18112.21.88.18212.21.88.18312.21.88.18412.21.88.18512.21.88.18612.21.88.18712.21.88.18812.21.88.18912.21.88.19012.21.88.19112.21.88.19212.21.88.19312.21.88.19412.21.88.19512.21.88.19612.21.88.19712.21.88.19812.21.88.19912.21.88.20012.21.88.20112.21.88.20212.21.88.20312.21.88.20412.21.88.20512.21.88.20612.21.88.20712.21.88.20812.21.88.20912.21.88.21012.21.88.21112.21.88.21212.21.88.21312.21.88.21412.21.88.21512.21.88.21612.21.88.21712.21.88.21812.21.88.21912.21.88.22012.21.88.22112.21.88.22212.21.88.22312.21.88.22412.21.88.22512.21.88.22612.21.88.22712.21.88.22812.21.88.22912.21.88.23012.21.88.23112.21.88.23212.21.88.23312.21.88.23412.21.88.23512.21.88.23612.21.88.23712.21.88.23812.21.88.23912.21.88.24012.21.88.24112.21.88.24212.21.88.24312.21.88.24412.21.88.24512.21.88.24612.21.88.24712.21.88.24812.21.88.24912.21.88.25012.21.88.25112.21.88.25212.21.88.25312.21.88.25412.21.88.255