AS2386 12.221.17.0/24 CIDR and IP Range Summary.ASN: 2386 - AT&T Data Communications ServicesHost Count: 254Addressable IPs: 256 12.221.17.012.221.17.112.221.17.212.221.17.312.221.17.412.221.17.512.221.17.612.221.17.712.221.17.812.221.17.912.221.17.1012.221.17.1112.221.17.1212.221.17.1312.221.17.1412.221.17.1512.221.17.1612.221.17.1712.221.17.1812.221.17.1912.221.17.2012.221.17.2112.221.17.2212.221.17.2312.221.17.2412.221.17.2512.221.17.2612.221.17.2712.221.17.2812.221.17.2912.221.17.3012.221.17.3112.221.17.3212.221.17.3312.221.17.3412.221.17.3512.221.17.3612.221.17.3712.221.17.3812.221.17.3912.221.17.4012.221.17.4112.221.17.4212.221.17.4312.221.17.4412.221.17.4512.221.17.4612.221.17.4712.221.17.4812.221.17.4912.221.17.5012.221.17.5112.221.17.5212.221.17.5312.221.17.5412.221.17.5512.221.17.5612.221.17.5712.221.17.5812.221.17.5912.221.17.6012.221.17.6112.221.17.6212.221.17.6312.221.17.6412.221.17.6512.221.17.6612.221.17.6712.221.17.6812.221.17.6912.221.17.7012.221.17.7112.221.17.7212.221.17.7312.221.17.7412.221.17.7512.221.17.7612.221.17.7712.221.17.7812.221.17.7912.221.17.8012.221.17.8112.221.17.8212.221.17.8312.221.17.8412.221.17.8512.221.17.8612.221.17.8712.221.17.8812.221.17.8912.221.17.9012.221.17.9112.221.17.9212.221.17.9312.221.17.9412.221.17.9512.221.17.9612.221.17.9712.221.17.9812.221.17.9912.221.17.10012.221.17.10112.221.17.10212.221.17.10312.221.17.10412.221.17.10512.221.17.10612.221.17.10712.221.17.10812.221.17.10912.221.17.11012.221.17.11112.221.17.11212.221.17.11312.221.17.11412.221.17.11512.221.17.11612.221.17.11712.221.17.11812.221.17.11912.221.17.12012.221.17.12112.221.17.12212.221.17.12312.221.17.12412.221.17.12512.221.17.12612.221.17.12712.221.17.12812.221.17.12912.221.17.13012.221.17.13112.221.17.13212.221.17.13312.221.17.13412.221.17.13512.221.17.13612.221.17.13712.221.17.13812.221.17.13912.221.17.14012.221.17.14112.221.17.14212.221.17.14312.221.17.14412.221.17.14512.221.17.14612.221.17.14712.221.17.14812.221.17.14912.221.17.15012.221.17.15112.221.17.15212.221.17.15312.221.17.15412.221.17.15512.221.17.15612.221.17.15712.221.17.15812.221.17.15912.221.17.16012.221.17.16112.221.17.16212.221.17.16312.221.17.16412.221.17.16512.221.17.16612.221.17.16712.221.17.16812.221.17.16912.221.17.17012.221.17.17112.221.17.17212.221.17.17312.221.17.17412.221.17.17512.221.17.17612.221.17.17712.221.17.17812.221.17.17912.221.17.18012.221.17.18112.221.17.18212.221.17.18312.221.17.18412.221.17.18512.221.17.18612.221.17.18712.221.17.18812.221.17.18912.221.17.19012.221.17.19112.221.17.19212.221.17.19312.221.17.19412.221.17.19512.221.17.19612.221.17.19712.221.17.19812.221.17.19912.221.17.20012.221.17.20112.221.17.20212.221.17.20312.221.17.20412.221.17.20512.221.17.20612.221.17.20712.221.17.20812.221.17.20912.221.17.21012.221.17.21112.221.17.21212.221.17.21312.221.17.21412.221.17.21512.221.17.21612.221.17.21712.221.17.21812.221.17.21912.221.17.22012.221.17.22112.221.17.22212.221.17.22312.221.17.22412.221.17.22512.221.17.22612.221.17.22712.221.17.22812.221.17.22912.221.17.23012.221.17.23112.221.17.23212.221.17.23312.221.17.23412.221.17.23512.221.17.23612.221.17.23712.221.17.23812.221.17.23912.221.17.24012.221.17.24112.221.17.24212.221.17.24312.221.17.24412.221.17.24512.221.17.24612.221.17.24712.221.17.24812.221.17.24912.221.17.25012.221.17.25112.221.17.25212.221.17.25312.221.17.25412.221.17.255