AS21928 173.4.121.0/24 CIDR and IP Range Summary.ASN: 21928 - T-Mobile USA Inc.Host Count: 254Addressable IPs: 256 173.4.121.0173.4.121.1173.4.121.2173.4.121.3173.4.121.4173.4.121.5173.4.121.6173.4.121.7173.4.121.8173.4.121.9173.4.121.10173.4.121.11173.4.121.12173.4.121.13173.4.121.14173.4.121.15173.4.121.16173.4.121.17173.4.121.18173.4.121.19173.4.121.20173.4.121.21173.4.121.22173.4.121.23173.4.121.24173.4.121.25173.4.121.26173.4.121.27173.4.121.28173.4.121.29173.4.121.30173.4.121.31173.4.121.32173.4.121.33173.4.121.34173.4.121.35173.4.121.36173.4.121.37173.4.121.38173.4.121.39173.4.121.40173.4.121.41173.4.121.42173.4.121.43173.4.121.44173.4.121.45173.4.121.46173.4.121.47173.4.121.48173.4.121.49173.4.121.50173.4.121.51173.4.121.52173.4.121.53173.4.121.54173.4.121.55173.4.121.56173.4.121.57173.4.121.58173.4.121.59173.4.121.60173.4.121.61173.4.121.62173.4.121.63173.4.121.64173.4.121.65173.4.121.66173.4.121.67173.4.121.68173.4.121.69173.4.121.70173.4.121.71173.4.121.72173.4.121.73173.4.121.74173.4.121.75173.4.121.76173.4.121.77173.4.121.78173.4.121.79173.4.121.80173.4.121.81173.4.121.82173.4.121.83173.4.121.84173.4.121.85173.4.121.86173.4.121.87173.4.121.88173.4.121.89173.4.121.90173.4.121.91173.4.121.92173.4.121.93173.4.121.94173.4.121.95173.4.121.96173.4.121.97173.4.121.98173.4.121.99173.4.121.100173.4.121.101173.4.121.102173.4.121.103173.4.121.104173.4.121.105173.4.121.106173.4.121.107173.4.121.108173.4.121.109173.4.121.110173.4.121.111173.4.121.112173.4.121.113173.4.121.114173.4.121.115173.4.121.116173.4.121.117173.4.121.118173.4.121.119173.4.121.120173.4.121.121173.4.121.122173.4.121.123173.4.121.124173.4.121.125173.4.121.126173.4.121.127173.4.121.128173.4.121.129173.4.121.130173.4.121.131173.4.121.132173.4.121.133173.4.121.134173.4.121.135173.4.121.136173.4.121.137173.4.121.138173.4.121.139173.4.121.140173.4.121.141173.4.121.142173.4.121.143173.4.121.144173.4.121.145173.4.121.146173.4.121.147173.4.121.148173.4.121.149173.4.121.150173.4.121.151173.4.121.152173.4.121.153173.4.121.154173.4.121.155173.4.121.156173.4.121.157173.4.121.158173.4.121.159173.4.121.160173.4.121.161173.4.121.162173.4.121.163173.4.121.164173.4.121.165173.4.121.166173.4.121.167173.4.121.168173.4.121.169173.4.121.170173.4.121.171173.4.121.172173.4.121.173173.4.121.174173.4.121.175173.4.121.176173.4.121.177173.4.121.178173.4.121.179173.4.121.180173.4.121.181173.4.121.182173.4.121.183173.4.121.184173.4.121.185173.4.121.186173.4.121.187173.4.121.188173.4.121.189173.4.121.190173.4.121.191173.4.121.192173.4.121.193173.4.121.194173.4.121.195173.4.121.196173.4.121.197173.4.121.198173.4.121.199173.4.121.200173.4.121.201173.4.121.202173.4.121.203173.4.121.204173.4.121.205173.4.121.206173.4.121.207173.4.121.208173.4.121.209173.4.121.210173.4.121.211173.4.121.212173.4.121.213173.4.121.214173.4.121.215173.4.121.216173.4.121.217173.4.121.218173.4.121.219173.4.121.220173.4.121.221173.4.121.222173.4.121.223173.4.121.224173.4.121.225173.4.121.226173.4.121.227173.4.121.228173.4.121.229173.4.121.230173.4.121.231173.4.121.232173.4.121.233173.4.121.234173.4.121.235173.4.121.236173.4.121.237173.4.121.238173.4.121.239173.4.121.240173.4.121.241173.4.121.242173.4.121.243173.4.121.244173.4.121.245173.4.121.246173.4.121.247173.4.121.248173.4.121.249173.4.121.250173.4.121.251173.4.121.252173.4.121.253173.4.121.254173.4.121.255