AS3999 130.203.31.0/24 CIDR and IP Range Summary.ASN: 3999 - The Pennsylvania State UniversityHost Count: 254Addressable IPs: 256 130.203.31.0130.203.31.1130.203.31.2130.203.31.3130.203.31.4130.203.31.5130.203.31.6130.203.31.7130.203.31.8130.203.31.9130.203.31.10130.203.31.11130.203.31.12130.203.31.13130.203.31.14130.203.31.15130.203.31.16130.203.31.17130.203.31.18130.203.31.19130.203.31.20130.203.31.21130.203.31.22130.203.31.23130.203.31.24130.203.31.25130.203.31.26130.203.31.27130.203.31.28130.203.31.29130.203.31.30130.203.31.31130.203.31.32130.203.31.33130.203.31.34130.203.31.35130.203.31.36130.203.31.37130.203.31.38130.203.31.39130.203.31.40130.203.31.41130.203.31.42130.203.31.43130.203.31.44130.203.31.45130.203.31.46130.203.31.47130.203.31.48130.203.31.49130.203.31.50130.203.31.51130.203.31.52130.203.31.53130.203.31.54130.203.31.55130.203.31.56130.203.31.57130.203.31.58130.203.31.59130.203.31.60130.203.31.61130.203.31.62130.203.31.63130.203.31.64130.203.31.65130.203.31.66130.203.31.67130.203.31.68130.203.31.69130.203.31.70130.203.31.71130.203.31.72130.203.31.73130.203.31.74130.203.31.75130.203.31.76130.203.31.77130.203.31.78130.203.31.79130.203.31.80130.203.31.81130.203.31.82130.203.31.83130.203.31.84130.203.31.85130.203.31.86130.203.31.87130.203.31.88130.203.31.89130.203.31.90130.203.31.91130.203.31.92130.203.31.93130.203.31.94130.203.31.95130.203.31.96130.203.31.97130.203.31.98130.203.31.99130.203.31.100130.203.31.101130.203.31.102130.203.31.103130.203.31.104130.203.31.105130.203.31.106130.203.31.107130.203.31.108130.203.31.109130.203.31.110130.203.31.111130.203.31.112130.203.31.113130.203.31.114130.203.31.115130.203.31.116130.203.31.117130.203.31.118130.203.31.119130.203.31.120130.203.31.121130.203.31.122130.203.31.123130.203.31.124130.203.31.125130.203.31.126130.203.31.127130.203.31.128130.203.31.129130.203.31.130130.203.31.131130.203.31.132130.203.31.133130.203.31.134130.203.31.135130.203.31.136130.203.31.137130.203.31.138130.203.31.139130.203.31.140130.203.31.141130.203.31.142130.203.31.143130.203.31.144130.203.31.145130.203.31.146130.203.31.147130.203.31.148130.203.31.149130.203.31.150130.203.31.151130.203.31.152130.203.31.153130.203.31.154130.203.31.155130.203.31.156130.203.31.157130.203.31.158130.203.31.159130.203.31.160130.203.31.161130.203.31.162130.203.31.163130.203.31.164130.203.31.165130.203.31.166130.203.31.167130.203.31.168130.203.31.169130.203.31.170130.203.31.171130.203.31.172130.203.31.173130.203.31.174130.203.31.175130.203.31.176130.203.31.177130.203.31.178130.203.31.179130.203.31.180130.203.31.181130.203.31.182130.203.31.183130.203.31.184130.203.31.185130.203.31.186130.203.31.187130.203.31.188130.203.31.189130.203.31.190130.203.31.191130.203.31.192130.203.31.193130.203.31.194130.203.31.195130.203.31.196130.203.31.197130.203.31.198130.203.31.199130.203.31.200130.203.31.201130.203.31.202130.203.31.203130.203.31.204130.203.31.205130.203.31.206130.203.31.207130.203.31.208130.203.31.209130.203.31.210130.203.31.211130.203.31.212130.203.31.213130.203.31.214130.203.31.215130.203.31.216130.203.31.217130.203.31.218130.203.31.219130.203.31.220130.203.31.221130.203.31.222130.203.31.223130.203.31.224130.203.31.225130.203.31.226130.203.31.227130.203.31.228130.203.31.229130.203.31.230130.203.31.231130.203.31.232130.203.31.233130.203.31.234130.203.31.235130.203.31.236130.203.31.237130.203.31.238130.203.31.239130.203.31.240130.203.31.241130.203.31.242130.203.31.243130.203.31.244130.203.31.245130.203.31.246130.203.31.247130.203.31.248130.203.31.249130.203.31.250130.203.31.251130.203.31.252130.203.31.253130.203.31.254130.203.31.255