AS55 128.91.183.0/24 CIDR and IP Range Summary.ASN: 55 - University of PennsylvaniaHost Count: 254Addressable IPs: 256 128.91.183.0128.91.183.1128.91.183.2128.91.183.3128.91.183.4128.91.183.5128.91.183.6128.91.183.7128.91.183.8128.91.183.9128.91.183.10128.91.183.11128.91.183.12128.91.183.13128.91.183.14128.91.183.15128.91.183.16128.91.183.17128.91.183.18128.91.183.19128.91.183.20128.91.183.21128.91.183.22128.91.183.23128.91.183.24128.91.183.25128.91.183.26128.91.183.27128.91.183.28128.91.183.29128.91.183.30128.91.183.31128.91.183.32128.91.183.33128.91.183.34128.91.183.35128.91.183.36128.91.183.37128.91.183.38128.91.183.39128.91.183.40128.91.183.41128.91.183.42128.91.183.43128.91.183.44128.91.183.45128.91.183.46128.91.183.47128.91.183.48128.91.183.49128.91.183.50128.91.183.51128.91.183.52128.91.183.53128.91.183.54128.91.183.55128.91.183.56128.91.183.57128.91.183.58128.91.183.59128.91.183.60128.91.183.61128.91.183.62128.91.183.63128.91.183.64128.91.183.65128.91.183.66128.91.183.67128.91.183.68128.91.183.69128.91.183.70128.91.183.71128.91.183.72128.91.183.73128.91.183.74128.91.183.75128.91.183.76128.91.183.77128.91.183.78128.91.183.79128.91.183.80128.91.183.81128.91.183.82128.91.183.83128.91.183.84128.91.183.85128.91.183.86128.91.183.87128.91.183.88128.91.183.89128.91.183.90128.91.183.91128.91.183.92128.91.183.93128.91.183.94128.91.183.95128.91.183.96128.91.183.97128.91.183.98128.91.183.99128.91.183.100128.91.183.101128.91.183.102128.91.183.103128.91.183.104128.91.183.105128.91.183.106128.91.183.107128.91.183.108128.91.183.109128.91.183.110128.91.183.111128.91.183.112128.91.183.113128.91.183.114128.91.183.115128.91.183.116128.91.183.117128.91.183.118128.91.183.119128.91.183.120128.91.183.121128.91.183.122128.91.183.123128.91.183.124128.91.183.125128.91.183.126128.91.183.127128.91.183.128128.91.183.129128.91.183.130128.91.183.131128.91.183.132128.91.183.133128.91.183.134128.91.183.135128.91.183.136128.91.183.137128.91.183.138128.91.183.139128.91.183.140128.91.183.141128.91.183.142128.91.183.143128.91.183.144128.91.183.145128.91.183.146128.91.183.147128.91.183.148128.91.183.149128.91.183.150128.91.183.151128.91.183.152128.91.183.153128.91.183.154128.91.183.155128.91.183.156128.91.183.157128.91.183.158128.91.183.159128.91.183.160128.91.183.161128.91.183.162128.91.183.163128.91.183.164128.91.183.165128.91.183.166128.91.183.167128.91.183.168128.91.183.169128.91.183.170128.91.183.171128.91.183.172128.91.183.173128.91.183.174128.91.183.175128.91.183.176128.91.183.177128.91.183.178128.91.183.179128.91.183.180128.91.183.181128.91.183.182128.91.183.183128.91.183.184128.91.183.185128.91.183.186128.91.183.187128.91.183.188128.91.183.189128.91.183.190128.91.183.191128.91.183.192128.91.183.193128.91.183.194128.91.183.195128.91.183.196128.91.183.197128.91.183.198128.91.183.199128.91.183.200128.91.183.201128.91.183.202128.91.183.203128.91.183.204128.91.183.205128.91.183.206128.91.183.207128.91.183.208128.91.183.209128.91.183.210128.91.183.211128.91.183.212128.91.183.213128.91.183.214128.91.183.215128.91.183.216128.91.183.217128.91.183.218128.91.183.219128.91.183.220128.91.183.221128.91.183.222128.91.183.223128.91.183.224128.91.183.225128.91.183.226128.91.183.227128.91.183.228128.91.183.229128.91.183.230128.91.183.231128.91.183.232128.91.183.233128.91.183.234128.91.183.235128.91.183.236128.91.183.237128.91.183.238128.91.183.239128.91.183.240128.91.183.241128.91.183.242128.91.183.243128.91.183.244128.91.183.245128.91.183.246128.91.183.247128.91.183.248128.91.183.249128.91.183.250128.91.183.251128.91.183.252128.91.183.253128.91.183.254128.91.183.255