AS4808 221.220.131.0/24 CIDR and IP Range Summary.ASN: 4808 - China169-BJ China Unicom Beijing Province NetworkHost Count: 254Addressable IPs: 256 221.220.131.0221.220.131.1221.220.131.2221.220.131.3221.220.131.4221.220.131.5221.220.131.6221.220.131.7221.220.131.8221.220.131.9221.220.131.10221.220.131.11221.220.131.12221.220.131.13221.220.131.14221.220.131.15221.220.131.16221.220.131.17221.220.131.18221.220.131.19221.220.131.20221.220.131.21221.220.131.22221.220.131.23221.220.131.24221.220.131.25221.220.131.26221.220.131.27221.220.131.28221.220.131.29221.220.131.30221.220.131.31221.220.131.32221.220.131.33221.220.131.34221.220.131.35221.220.131.36221.220.131.37221.220.131.38221.220.131.39221.220.131.40221.220.131.41221.220.131.42221.220.131.43221.220.131.44221.220.131.45221.220.131.46221.220.131.47221.220.131.48221.220.131.49221.220.131.50221.220.131.51221.220.131.52221.220.131.53221.220.131.54221.220.131.55221.220.131.56221.220.131.57221.220.131.58221.220.131.59221.220.131.60221.220.131.61221.220.131.62221.220.131.63221.220.131.64221.220.131.65221.220.131.66221.220.131.67221.220.131.68221.220.131.69221.220.131.70221.220.131.71221.220.131.72221.220.131.73221.220.131.74221.220.131.75221.220.131.76221.220.131.77221.220.131.78221.220.131.79221.220.131.80221.220.131.81221.220.131.82221.220.131.83221.220.131.84221.220.131.85221.220.131.86221.220.131.87221.220.131.88221.220.131.89221.220.131.90221.220.131.91221.220.131.92221.220.131.93221.220.131.94221.220.131.95221.220.131.96221.220.131.97221.220.131.98221.220.131.99221.220.131.100221.220.131.101221.220.131.102221.220.131.103221.220.131.104221.220.131.105221.220.131.106221.220.131.107221.220.131.108221.220.131.109221.220.131.110221.220.131.111221.220.131.112221.220.131.113221.220.131.114221.220.131.115221.220.131.116221.220.131.117221.220.131.118221.220.131.119221.220.131.120221.220.131.121221.220.131.122221.220.131.123221.220.131.124221.220.131.125221.220.131.126221.220.131.127221.220.131.128221.220.131.129221.220.131.130221.220.131.131221.220.131.132221.220.131.133221.220.131.134221.220.131.135221.220.131.136221.220.131.137221.220.131.138221.220.131.139221.220.131.140221.220.131.141221.220.131.142221.220.131.143221.220.131.144221.220.131.145221.220.131.146221.220.131.147221.220.131.148221.220.131.149221.220.131.150221.220.131.151221.220.131.152221.220.131.153221.220.131.154221.220.131.155221.220.131.156221.220.131.157221.220.131.158221.220.131.159221.220.131.160221.220.131.161221.220.131.162221.220.131.163221.220.131.164221.220.131.165221.220.131.166221.220.131.167221.220.131.168221.220.131.169221.220.131.170221.220.131.171221.220.131.172221.220.131.173221.220.131.174221.220.131.175221.220.131.176221.220.131.177221.220.131.178221.220.131.179221.220.131.180221.220.131.181221.220.131.182221.220.131.183221.220.131.184221.220.131.185221.220.131.186221.220.131.187221.220.131.188221.220.131.189221.220.131.190221.220.131.191221.220.131.192221.220.131.193221.220.131.194221.220.131.195221.220.131.196221.220.131.197221.220.131.198221.220.131.199221.220.131.200221.220.131.201221.220.131.202221.220.131.203221.220.131.204221.220.131.205221.220.131.206221.220.131.207221.220.131.208221.220.131.209221.220.131.210221.220.131.211221.220.131.212221.220.131.213221.220.131.214221.220.131.215221.220.131.216221.220.131.217221.220.131.218221.220.131.219221.220.131.220221.220.131.221221.220.131.222221.220.131.223221.220.131.224221.220.131.225221.220.131.226221.220.131.227221.220.131.228221.220.131.229221.220.131.230221.220.131.231221.220.131.232221.220.131.233221.220.131.234221.220.131.235221.220.131.236221.220.131.237221.220.131.238221.220.131.239221.220.131.240221.220.131.241221.220.131.242221.220.131.243221.220.131.244221.220.131.245221.220.131.246221.220.131.247221.220.131.248221.220.131.249221.220.131.250221.220.131.251221.220.131.252221.220.131.253221.220.131.254221.220.131.255