AS3555 198.17.99.0/24 CIDR and IP Range Summary.ASN: 3555 - AT&T Technical Services Company Inc.Host Count: 254Addressable IPs: 256 198.17.99.0198.17.99.1198.17.99.2198.17.99.3198.17.99.4198.17.99.5198.17.99.6198.17.99.7198.17.99.8198.17.99.9198.17.99.10198.17.99.11198.17.99.12198.17.99.13198.17.99.14198.17.99.15198.17.99.16198.17.99.17198.17.99.18198.17.99.19198.17.99.20198.17.99.21198.17.99.22198.17.99.23198.17.99.24198.17.99.25198.17.99.26198.17.99.27198.17.99.28198.17.99.29198.17.99.30198.17.99.31198.17.99.32198.17.99.33198.17.99.34198.17.99.35198.17.99.36198.17.99.37198.17.99.38198.17.99.39198.17.99.40198.17.99.41198.17.99.42198.17.99.43198.17.99.44198.17.99.45198.17.99.46198.17.99.47198.17.99.48198.17.99.49198.17.99.50198.17.99.51198.17.99.52198.17.99.53198.17.99.54198.17.99.55198.17.99.56198.17.99.57198.17.99.58198.17.99.59198.17.99.60198.17.99.61198.17.99.62198.17.99.63198.17.99.64198.17.99.65198.17.99.66198.17.99.67198.17.99.68198.17.99.69198.17.99.70198.17.99.71198.17.99.72198.17.99.73198.17.99.74198.17.99.75198.17.99.76198.17.99.77198.17.99.78198.17.99.79198.17.99.80198.17.99.81198.17.99.82198.17.99.83198.17.99.84198.17.99.85198.17.99.86198.17.99.87198.17.99.88198.17.99.89198.17.99.90198.17.99.91198.17.99.92198.17.99.93198.17.99.94198.17.99.95198.17.99.96198.17.99.97198.17.99.98198.17.99.99198.17.99.100198.17.99.101198.17.99.102198.17.99.103198.17.99.104198.17.99.105198.17.99.106198.17.99.107198.17.99.108198.17.99.109198.17.99.110198.17.99.111198.17.99.112198.17.99.113198.17.99.114198.17.99.115198.17.99.116198.17.99.117198.17.99.118198.17.99.119198.17.99.120198.17.99.121198.17.99.122198.17.99.123198.17.99.124198.17.99.125198.17.99.126198.17.99.127198.17.99.128198.17.99.129198.17.99.130198.17.99.131198.17.99.132198.17.99.133198.17.99.134198.17.99.135198.17.99.136198.17.99.137198.17.99.138198.17.99.139198.17.99.140198.17.99.141198.17.99.142198.17.99.143198.17.99.144198.17.99.145198.17.99.146198.17.99.147198.17.99.148198.17.99.149198.17.99.150198.17.99.151198.17.99.152198.17.99.153198.17.99.154198.17.99.155198.17.99.156198.17.99.157198.17.99.158198.17.99.159198.17.99.160198.17.99.161198.17.99.162198.17.99.163198.17.99.164198.17.99.165198.17.99.166198.17.99.167198.17.99.168198.17.99.169198.17.99.170198.17.99.171198.17.99.172198.17.99.173198.17.99.174198.17.99.175198.17.99.176198.17.99.177198.17.99.178198.17.99.179198.17.99.180198.17.99.181198.17.99.182198.17.99.183198.17.99.184198.17.99.185198.17.99.186198.17.99.187198.17.99.188198.17.99.189198.17.99.190198.17.99.191198.17.99.192198.17.99.193198.17.99.194198.17.99.195198.17.99.196198.17.99.197198.17.99.198198.17.99.199198.17.99.200198.17.99.201198.17.99.202198.17.99.203198.17.99.204198.17.99.205198.17.99.206198.17.99.207198.17.99.208198.17.99.209198.17.99.210198.17.99.211198.17.99.212198.17.99.213198.17.99.214198.17.99.215198.17.99.216198.17.99.217198.17.99.218198.17.99.219198.17.99.220198.17.99.221198.17.99.222198.17.99.223198.17.99.224198.17.99.225198.17.99.226198.17.99.227198.17.99.228198.17.99.229198.17.99.230198.17.99.231198.17.99.232198.17.99.233198.17.99.234198.17.99.235198.17.99.236198.17.99.237198.17.99.238198.17.99.239198.17.99.240198.17.99.241198.17.99.242198.17.99.243198.17.99.244198.17.99.245198.17.99.246198.17.99.247198.17.99.248198.17.99.249198.17.99.250198.17.99.251198.17.99.252198.17.99.253198.17.99.254198.17.99.255