AS20057 12.73.78.0/24 CIDR and IP Range Summary.ASN: 20057 - AT&T Mobility LLCHost Count: 254Addressable IPs: 256 12.73.78.012.73.78.112.73.78.212.73.78.312.73.78.412.73.78.512.73.78.612.73.78.712.73.78.812.73.78.912.73.78.1012.73.78.1112.73.78.1212.73.78.1312.73.78.1412.73.78.1512.73.78.1612.73.78.1712.73.78.1812.73.78.1912.73.78.2012.73.78.2112.73.78.2212.73.78.2312.73.78.2412.73.78.2512.73.78.2612.73.78.2712.73.78.2812.73.78.2912.73.78.3012.73.78.3112.73.78.3212.73.78.3312.73.78.3412.73.78.3512.73.78.3612.73.78.3712.73.78.3812.73.78.3912.73.78.4012.73.78.4112.73.78.4212.73.78.4312.73.78.4412.73.78.4512.73.78.4612.73.78.4712.73.78.4812.73.78.4912.73.78.5012.73.78.5112.73.78.5212.73.78.5312.73.78.5412.73.78.5512.73.78.5612.73.78.5712.73.78.5812.73.78.5912.73.78.6012.73.78.6112.73.78.6212.73.78.6312.73.78.6412.73.78.6512.73.78.6612.73.78.6712.73.78.6812.73.78.6912.73.78.7012.73.78.7112.73.78.7212.73.78.7312.73.78.7412.73.78.7512.73.78.7612.73.78.7712.73.78.7812.73.78.7912.73.78.8012.73.78.8112.73.78.8212.73.78.8312.73.78.8412.73.78.8512.73.78.8612.73.78.8712.73.78.8812.73.78.8912.73.78.9012.73.78.9112.73.78.9212.73.78.9312.73.78.9412.73.78.9512.73.78.9612.73.78.9712.73.78.9812.73.78.9912.73.78.10012.73.78.10112.73.78.10212.73.78.10312.73.78.10412.73.78.10512.73.78.10612.73.78.10712.73.78.10812.73.78.10912.73.78.11012.73.78.11112.73.78.11212.73.78.11312.73.78.11412.73.78.11512.73.78.11612.73.78.11712.73.78.11812.73.78.11912.73.78.12012.73.78.12112.73.78.12212.73.78.12312.73.78.12412.73.78.12512.73.78.12612.73.78.12712.73.78.12812.73.78.12912.73.78.13012.73.78.13112.73.78.13212.73.78.13312.73.78.13412.73.78.13512.73.78.13612.73.78.13712.73.78.13812.73.78.13912.73.78.14012.73.78.14112.73.78.14212.73.78.14312.73.78.14412.73.78.14512.73.78.14612.73.78.14712.73.78.14812.73.78.14912.73.78.15012.73.78.15112.73.78.15212.73.78.15312.73.78.15412.73.78.15512.73.78.15612.73.78.15712.73.78.15812.73.78.15912.73.78.16012.73.78.16112.73.78.16212.73.78.16312.73.78.16412.73.78.16512.73.78.16612.73.78.16712.73.78.16812.73.78.16912.73.78.17012.73.78.17112.73.78.17212.73.78.17312.73.78.17412.73.78.17512.73.78.17612.73.78.17712.73.78.17812.73.78.17912.73.78.18012.73.78.18112.73.78.18212.73.78.18312.73.78.18412.73.78.18512.73.78.18612.73.78.18712.73.78.18812.73.78.18912.73.78.19012.73.78.19112.73.78.19212.73.78.19312.73.78.19412.73.78.19512.73.78.19612.73.78.19712.73.78.19812.73.78.19912.73.78.20012.73.78.20112.73.78.20212.73.78.20312.73.78.20412.73.78.20512.73.78.20612.73.78.20712.73.78.20812.73.78.20912.73.78.21012.73.78.21112.73.78.21212.73.78.21312.73.78.21412.73.78.21512.73.78.21612.73.78.21712.73.78.21812.73.78.21912.73.78.22012.73.78.22112.73.78.22212.73.78.22312.73.78.22412.73.78.22512.73.78.22612.73.78.22712.73.78.22812.73.78.22912.73.78.23012.73.78.23112.73.78.23212.73.78.23312.73.78.23412.73.78.23512.73.78.23612.73.78.23712.73.78.23812.73.78.23912.73.78.24012.73.78.24112.73.78.24212.73.78.24312.73.78.24412.73.78.24512.73.78.24612.73.78.24712.73.78.24812.73.78.24912.73.78.25012.73.78.25112.73.78.25212.73.78.25312.73.78.25412.73.78.255