AS7018 12.171.56.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 12.171.56.012.171.56.112.171.56.212.171.56.312.171.56.412.171.56.512.171.56.612.171.56.712.171.56.812.171.56.912.171.56.1012.171.56.1112.171.56.1212.171.56.1312.171.56.1412.171.56.1512.171.56.1612.171.56.1712.171.56.1812.171.56.1912.171.56.2012.171.56.2112.171.56.2212.171.56.2312.171.56.2412.171.56.2512.171.56.2612.171.56.2712.171.56.2812.171.56.2912.171.56.3012.171.56.3112.171.56.3212.171.56.3312.171.56.3412.171.56.3512.171.56.3612.171.56.3712.171.56.3812.171.56.3912.171.56.4012.171.56.4112.171.56.4212.171.56.4312.171.56.4412.171.56.4512.171.56.4612.171.56.4712.171.56.4812.171.56.4912.171.56.5012.171.56.5112.171.56.5212.171.56.5312.171.56.5412.171.56.5512.171.56.5612.171.56.5712.171.56.5812.171.56.5912.171.56.6012.171.56.6112.171.56.6212.171.56.6312.171.56.6412.171.56.6512.171.56.6612.171.56.6712.171.56.6812.171.56.6912.171.56.7012.171.56.7112.171.56.7212.171.56.7312.171.56.7412.171.56.7512.171.56.7612.171.56.7712.171.56.7812.171.56.7912.171.56.8012.171.56.8112.171.56.8212.171.56.8312.171.56.8412.171.56.8512.171.56.8612.171.56.8712.171.56.8812.171.56.8912.171.56.9012.171.56.9112.171.56.9212.171.56.9312.171.56.9412.171.56.9512.171.56.9612.171.56.9712.171.56.9812.171.56.9912.171.56.10012.171.56.10112.171.56.10212.171.56.10312.171.56.10412.171.56.10512.171.56.10612.171.56.10712.171.56.10812.171.56.10912.171.56.11012.171.56.11112.171.56.11212.171.56.11312.171.56.11412.171.56.11512.171.56.11612.171.56.11712.171.56.11812.171.56.11912.171.56.12012.171.56.12112.171.56.12212.171.56.12312.171.56.12412.171.56.12512.171.56.12612.171.56.12712.171.56.12812.171.56.12912.171.56.13012.171.56.13112.171.56.13212.171.56.13312.171.56.13412.171.56.13512.171.56.13612.171.56.13712.171.56.13812.171.56.13912.171.56.14012.171.56.14112.171.56.14212.171.56.14312.171.56.14412.171.56.14512.171.56.14612.171.56.14712.171.56.14812.171.56.14912.171.56.15012.171.56.15112.171.56.15212.171.56.15312.171.56.15412.171.56.15512.171.56.15612.171.56.15712.171.56.15812.171.56.15912.171.56.16012.171.56.16112.171.56.16212.171.56.16312.171.56.16412.171.56.16512.171.56.16612.171.56.16712.171.56.16812.171.56.16912.171.56.17012.171.56.17112.171.56.17212.171.56.17312.171.56.17412.171.56.17512.171.56.17612.171.56.17712.171.56.17812.171.56.17912.171.56.18012.171.56.18112.171.56.18212.171.56.18312.171.56.18412.171.56.18512.171.56.18612.171.56.18712.171.56.18812.171.56.18912.171.56.19012.171.56.19112.171.56.19212.171.56.19312.171.56.19412.171.56.19512.171.56.19612.171.56.19712.171.56.19812.171.56.19912.171.56.20012.171.56.20112.171.56.20212.171.56.20312.171.56.20412.171.56.20512.171.56.20612.171.56.20712.171.56.20812.171.56.20912.171.56.21012.171.56.21112.171.56.21212.171.56.21312.171.56.21412.171.56.21512.171.56.21612.171.56.21712.171.56.21812.171.56.21912.171.56.22012.171.56.22112.171.56.22212.171.56.22312.171.56.22412.171.56.22512.171.56.22612.171.56.22712.171.56.22812.171.56.22912.171.56.23012.171.56.23112.171.56.23212.171.56.23312.171.56.23412.171.56.23512.171.56.23612.171.56.23712.171.56.23812.171.56.23912.171.56.24012.171.56.24112.171.56.24212.171.56.24312.171.56.24412.171.56.24512.171.56.24612.171.56.24712.171.56.24812.171.56.24912.171.56.25012.171.56.25112.171.56.25212.171.56.25312.171.56.25412.171.56.255