AS23 138.193.163.0/24 CIDR and IP Range Summary.ASN: 23 - National Aeronautics and Space AdministrationHost Count: 254Addressable IPs: 256 138.193.163.0138.193.163.1138.193.163.2138.193.163.3138.193.163.4138.193.163.5138.193.163.6138.193.163.7138.193.163.8138.193.163.9138.193.163.10138.193.163.11138.193.163.12138.193.163.13138.193.163.14138.193.163.15138.193.163.16138.193.163.17138.193.163.18138.193.163.19138.193.163.20138.193.163.21138.193.163.22138.193.163.23138.193.163.24138.193.163.25138.193.163.26138.193.163.27138.193.163.28138.193.163.29138.193.163.30138.193.163.31138.193.163.32138.193.163.33138.193.163.34138.193.163.35138.193.163.36138.193.163.37138.193.163.38138.193.163.39138.193.163.40138.193.163.41138.193.163.42138.193.163.43138.193.163.44138.193.163.45138.193.163.46138.193.163.47138.193.163.48138.193.163.49138.193.163.50138.193.163.51138.193.163.52138.193.163.53138.193.163.54138.193.163.55138.193.163.56138.193.163.57138.193.163.58138.193.163.59138.193.163.60138.193.163.61138.193.163.62138.193.163.63138.193.163.64138.193.163.65138.193.163.66138.193.163.67138.193.163.68138.193.163.69138.193.163.70138.193.163.71138.193.163.72138.193.163.73138.193.163.74138.193.163.75138.193.163.76138.193.163.77138.193.163.78138.193.163.79138.193.163.80138.193.163.81138.193.163.82138.193.163.83138.193.163.84138.193.163.85138.193.163.86138.193.163.87138.193.163.88138.193.163.89138.193.163.90138.193.163.91138.193.163.92138.193.163.93138.193.163.94138.193.163.95138.193.163.96138.193.163.97138.193.163.98138.193.163.99138.193.163.100138.193.163.101138.193.163.102138.193.163.103138.193.163.104138.193.163.105138.193.163.106138.193.163.107138.193.163.108138.193.163.109138.193.163.110138.193.163.111138.193.163.112138.193.163.113138.193.163.114138.193.163.115138.193.163.116138.193.163.117138.193.163.118138.193.163.119138.193.163.120138.193.163.121138.193.163.122138.193.163.123138.193.163.124138.193.163.125138.193.163.126138.193.163.127138.193.163.128138.193.163.129138.193.163.130138.193.163.131138.193.163.132138.193.163.133138.193.163.134138.193.163.135138.193.163.136138.193.163.137138.193.163.138138.193.163.139138.193.163.140138.193.163.141138.193.163.142138.193.163.143138.193.163.144138.193.163.145138.193.163.146138.193.163.147138.193.163.148138.193.163.149138.193.163.150138.193.163.151138.193.163.152138.193.163.153138.193.163.154138.193.163.155138.193.163.156138.193.163.157138.193.163.158138.193.163.159138.193.163.160138.193.163.161138.193.163.162138.193.163.163138.193.163.164138.193.163.165138.193.163.166138.193.163.167138.193.163.168138.193.163.169138.193.163.170138.193.163.171138.193.163.172138.193.163.173138.193.163.174138.193.163.175138.193.163.176138.193.163.177138.193.163.178138.193.163.179138.193.163.180138.193.163.181138.193.163.182138.193.163.183138.193.163.184138.193.163.185138.193.163.186138.193.163.187138.193.163.188138.193.163.189138.193.163.190138.193.163.191138.193.163.192138.193.163.193138.193.163.194138.193.163.195138.193.163.196138.193.163.197138.193.163.198138.193.163.199138.193.163.200138.193.163.201138.193.163.202138.193.163.203138.193.163.204138.193.163.205138.193.163.206138.193.163.207138.193.163.208138.193.163.209138.193.163.210138.193.163.211138.193.163.212138.193.163.213138.193.163.214138.193.163.215138.193.163.216138.193.163.217138.193.163.218138.193.163.219138.193.163.220138.193.163.221138.193.163.222138.193.163.223138.193.163.224138.193.163.225138.193.163.226138.193.163.227138.193.163.228138.193.163.229138.193.163.230138.193.163.231138.193.163.232138.193.163.233138.193.163.234138.193.163.235138.193.163.236138.193.163.237138.193.163.238138.193.163.239138.193.163.240138.193.163.241138.193.163.242138.193.163.243138.193.163.244138.193.163.245138.193.163.246138.193.163.247138.193.163.248138.193.163.249138.193.163.250138.193.163.251138.193.163.252138.193.163.253138.193.163.254138.193.163.255