AS7018 12.13.172.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.13.172.012.13.172.112.13.172.212.13.172.312.13.172.412.13.172.512.13.172.612.13.172.712.13.172.812.13.172.912.13.172.1012.13.172.1112.13.172.1212.13.172.1312.13.172.1412.13.172.1512.13.172.1612.13.172.1712.13.172.1812.13.172.1912.13.172.2012.13.172.2112.13.172.2212.13.172.2312.13.172.2412.13.172.2512.13.172.2612.13.172.2712.13.172.2812.13.172.2912.13.172.3012.13.172.3112.13.172.3212.13.172.3312.13.172.3412.13.172.3512.13.172.3612.13.172.3712.13.172.3812.13.172.3912.13.172.4012.13.172.4112.13.172.4212.13.172.4312.13.172.4412.13.172.4512.13.172.4612.13.172.4712.13.172.4812.13.172.4912.13.172.5012.13.172.5112.13.172.5212.13.172.5312.13.172.5412.13.172.5512.13.172.5612.13.172.5712.13.172.5812.13.172.5912.13.172.6012.13.172.6112.13.172.6212.13.172.6312.13.172.6412.13.172.6512.13.172.6612.13.172.6712.13.172.6812.13.172.6912.13.172.7012.13.172.7112.13.172.7212.13.172.7312.13.172.7412.13.172.7512.13.172.7612.13.172.7712.13.172.7812.13.172.7912.13.172.8012.13.172.8112.13.172.8212.13.172.8312.13.172.8412.13.172.8512.13.172.8612.13.172.8712.13.172.8812.13.172.8912.13.172.9012.13.172.9112.13.172.9212.13.172.9312.13.172.9412.13.172.9512.13.172.9612.13.172.9712.13.172.9812.13.172.9912.13.172.10012.13.172.10112.13.172.10212.13.172.10312.13.172.10412.13.172.10512.13.172.10612.13.172.10712.13.172.10812.13.172.10912.13.172.11012.13.172.11112.13.172.11212.13.172.11312.13.172.11412.13.172.11512.13.172.11612.13.172.11712.13.172.11812.13.172.11912.13.172.12012.13.172.12112.13.172.12212.13.172.12312.13.172.12412.13.172.12512.13.172.12612.13.172.12712.13.172.12812.13.172.12912.13.172.13012.13.172.13112.13.172.13212.13.172.13312.13.172.13412.13.172.13512.13.172.13612.13.172.13712.13.172.13812.13.172.13912.13.172.14012.13.172.14112.13.172.14212.13.172.14312.13.172.14412.13.172.14512.13.172.14612.13.172.14712.13.172.14812.13.172.14912.13.172.15012.13.172.15112.13.172.15212.13.172.15312.13.172.15412.13.172.15512.13.172.15612.13.172.15712.13.172.15812.13.172.15912.13.172.16012.13.172.16112.13.172.16212.13.172.16312.13.172.16412.13.172.16512.13.172.16612.13.172.16712.13.172.16812.13.172.16912.13.172.17012.13.172.17112.13.172.17212.13.172.17312.13.172.17412.13.172.17512.13.172.17612.13.172.17712.13.172.17812.13.172.17912.13.172.18012.13.172.18112.13.172.18212.13.172.18312.13.172.18412.13.172.18512.13.172.18612.13.172.18712.13.172.18812.13.172.18912.13.172.19012.13.172.19112.13.172.19212.13.172.19312.13.172.19412.13.172.19512.13.172.19612.13.172.19712.13.172.19812.13.172.19912.13.172.20012.13.172.20112.13.172.20212.13.172.20312.13.172.20412.13.172.20512.13.172.20612.13.172.20712.13.172.20812.13.172.20912.13.172.21012.13.172.21112.13.172.21212.13.172.21312.13.172.21412.13.172.21512.13.172.21612.13.172.21712.13.172.21812.13.172.21912.13.172.22012.13.172.22112.13.172.22212.13.172.22312.13.172.22412.13.172.22512.13.172.22612.13.172.22712.13.172.22812.13.172.22912.13.172.23012.13.172.23112.13.172.23212.13.172.23312.13.172.23412.13.172.23512.13.172.23612.13.172.23712.13.172.23812.13.172.23912.13.172.24012.13.172.24112.13.172.24212.13.172.24312.13.172.24412.13.172.24512.13.172.24612.13.172.24712.13.172.24812.13.172.24912.13.172.25012.13.172.25112.13.172.25212.13.172.25312.13.172.25412.13.172.255