AS7018 99.180.21.0/24 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 254Addressable IPs: 256 99.180.21.099.180.21.199.180.21.299.180.21.399.180.21.499.180.21.599.180.21.699.180.21.799.180.21.899.180.21.999.180.21.1099.180.21.1199.180.21.1299.180.21.1399.180.21.1499.180.21.1599.180.21.1699.180.21.1799.180.21.1899.180.21.1999.180.21.2099.180.21.2199.180.21.2299.180.21.2399.180.21.2499.180.21.2599.180.21.2699.180.21.2799.180.21.2899.180.21.2999.180.21.3099.180.21.3199.180.21.3299.180.21.3399.180.21.3499.180.21.3599.180.21.3699.180.21.3799.180.21.3899.180.21.3999.180.21.4099.180.21.4199.180.21.4299.180.21.4399.180.21.4499.180.21.4599.180.21.4699.180.21.4799.180.21.4899.180.21.4999.180.21.5099.180.21.5199.180.21.5299.180.21.5399.180.21.5499.180.21.5599.180.21.5699.180.21.5799.180.21.5899.180.21.5999.180.21.6099.180.21.6199.180.21.6299.180.21.6399.180.21.6499.180.21.6599.180.21.6699.180.21.6799.180.21.6899.180.21.6999.180.21.7099.180.21.7199.180.21.7299.180.21.7399.180.21.7499.180.21.7599.180.21.7699.180.21.7799.180.21.7899.180.21.7999.180.21.8099.180.21.8199.180.21.8299.180.21.8399.180.21.8499.180.21.8599.180.21.8699.180.21.8799.180.21.8899.180.21.8999.180.21.9099.180.21.9199.180.21.9299.180.21.9399.180.21.9499.180.21.9599.180.21.9699.180.21.9799.180.21.9899.180.21.9999.180.21.10099.180.21.10199.180.21.10299.180.21.10399.180.21.10499.180.21.10599.180.21.10699.180.21.10799.180.21.10899.180.21.10999.180.21.11099.180.21.11199.180.21.11299.180.21.11399.180.21.11499.180.21.11599.180.21.11699.180.21.11799.180.21.11899.180.21.11999.180.21.12099.180.21.12199.180.21.12299.180.21.12399.180.21.12499.180.21.12599.180.21.12699.180.21.12799.180.21.12899.180.21.12999.180.21.13099.180.21.13199.180.21.13299.180.21.13399.180.21.13499.180.21.13599.180.21.13699.180.21.13799.180.21.13899.180.21.13999.180.21.14099.180.21.14199.180.21.14299.180.21.14399.180.21.14499.180.21.14599.180.21.14699.180.21.14799.180.21.14899.180.21.14999.180.21.15099.180.21.15199.180.21.15299.180.21.15399.180.21.15499.180.21.15599.180.21.15699.180.21.15799.180.21.15899.180.21.15999.180.21.16099.180.21.16199.180.21.16299.180.21.16399.180.21.16499.180.21.16599.180.21.16699.180.21.16799.180.21.16899.180.21.16999.180.21.17099.180.21.17199.180.21.17299.180.21.17399.180.21.17499.180.21.17599.180.21.17699.180.21.17799.180.21.17899.180.21.17999.180.21.18099.180.21.18199.180.21.18299.180.21.18399.180.21.18499.180.21.18599.180.21.18699.180.21.18799.180.21.18899.180.21.18999.180.21.19099.180.21.19199.180.21.19299.180.21.19399.180.21.19499.180.21.19599.180.21.19699.180.21.19799.180.21.19899.180.21.19999.180.21.20099.180.21.20199.180.21.20299.180.21.20399.180.21.20499.180.21.20599.180.21.20699.180.21.20799.180.21.20899.180.21.20999.180.21.21099.180.21.21199.180.21.21299.180.21.21399.180.21.21499.180.21.21599.180.21.21699.180.21.21799.180.21.21899.180.21.21999.180.21.22099.180.21.22199.180.21.22299.180.21.22399.180.21.22499.180.21.22599.180.21.22699.180.21.22799.180.21.22899.180.21.22999.180.21.23099.180.21.23199.180.21.23299.180.21.23399.180.21.23499.180.21.23599.180.21.23699.180.21.23799.180.21.23899.180.21.23999.180.21.24099.180.21.24199.180.21.24299.180.21.24399.180.21.24499.180.21.24599.180.21.24699.180.21.24799.180.21.24899.180.21.24999.180.21.25099.180.21.25199.180.21.25299.180.21.25399.180.21.25499.180.21.255