AS23 138.193.237.0/24 CIDR and IP Range Summary.ASN: 23 - National Aeronautics and Space AdministrationHost Count: 254Addressable IPs: 256 138.193.237.0138.193.237.1138.193.237.2138.193.237.3138.193.237.4138.193.237.5138.193.237.6138.193.237.7138.193.237.8138.193.237.9138.193.237.10138.193.237.11138.193.237.12138.193.237.13138.193.237.14138.193.237.15138.193.237.16138.193.237.17138.193.237.18138.193.237.19138.193.237.20138.193.237.21138.193.237.22138.193.237.23138.193.237.24138.193.237.25138.193.237.26138.193.237.27138.193.237.28138.193.237.29138.193.237.30138.193.237.31138.193.237.32138.193.237.33138.193.237.34138.193.237.35138.193.237.36138.193.237.37138.193.237.38138.193.237.39138.193.237.40138.193.237.41138.193.237.42138.193.237.43138.193.237.44138.193.237.45138.193.237.46138.193.237.47138.193.237.48138.193.237.49138.193.237.50138.193.237.51138.193.237.52138.193.237.53138.193.237.54138.193.237.55138.193.237.56138.193.237.57138.193.237.58138.193.237.59138.193.237.60138.193.237.61138.193.237.62138.193.237.63138.193.237.64138.193.237.65138.193.237.66138.193.237.67138.193.237.68138.193.237.69138.193.237.70138.193.237.71138.193.237.72138.193.237.73138.193.237.74138.193.237.75138.193.237.76138.193.237.77138.193.237.78138.193.237.79138.193.237.80138.193.237.81138.193.237.82138.193.237.83138.193.237.84138.193.237.85138.193.237.86138.193.237.87138.193.237.88138.193.237.89138.193.237.90138.193.237.91138.193.237.92138.193.237.93138.193.237.94138.193.237.95138.193.237.96138.193.237.97138.193.237.98138.193.237.99138.193.237.100138.193.237.101138.193.237.102138.193.237.103138.193.237.104138.193.237.105138.193.237.106138.193.237.107138.193.237.108138.193.237.109138.193.237.110138.193.237.111138.193.237.112138.193.237.113138.193.237.114138.193.237.115138.193.237.116138.193.237.117138.193.237.118138.193.237.119138.193.237.120138.193.237.121138.193.237.122138.193.237.123138.193.237.124138.193.237.125138.193.237.126138.193.237.127138.193.237.128138.193.237.129138.193.237.130138.193.237.131138.193.237.132138.193.237.133138.193.237.134138.193.237.135138.193.237.136138.193.237.137138.193.237.138138.193.237.139138.193.237.140138.193.237.141138.193.237.142138.193.237.143138.193.237.144138.193.237.145138.193.237.146138.193.237.147138.193.237.148138.193.237.149138.193.237.150138.193.237.151138.193.237.152138.193.237.153138.193.237.154138.193.237.155138.193.237.156138.193.237.157138.193.237.158138.193.237.159138.193.237.160138.193.237.161138.193.237.162138.193.237.163138.193.237.164138.193.237.165138.193.237.166138.193.237.167138.193.237.168138.193.237.169138.193.237.170138.193.237.171138.193.237.172138.193.237.173138.193.237.174138.193.237.175138.193.237.176138.193.237.177138.193.237.178138.193.237.179138.193.237.180138.193.237.181138.193.237.182138.193.237.183138.193.237.184138.193.237.185138.193.237.186138.193.237.187138.193.237.188138.193.237.189138.193.237.190138.193.237.191138.193.237.192138.193.237.193138.193.237.194138.193.237.195138.193.237.196138.193.237.197138.193.237.198138.193.237.199138.193.237.200138.193.237.201138.193.237.202138.193.237.203138.193.237.204138.193.237.205138.193.237.206138.193.237.207138.193.237.208138.193.237.209138.193.237.210138.193.237.211138.193.237.212138.193.237.213138.193.237.214138.193.237.215138.193.237.216138.193.237.217138.193.237.218138.193.237.219138.193.237.220138.193.237.221138.193.237.222138.193.237.223138.193.237.224138.193.237.225138.193.237.226138.193.237.227138.193.237.228138.193.237.229138.193.237.230138.193.237.231138.193.237.232138.193.237.233138.193.237.234138.193.237.235138.193.237.236138.193.237.237138.193.237.238138.193.237.239138.193.237.240138.193.237.241138.193.237.242138.193.237.243138.193.237.244138.193.237.245138.193.237.246138.193.237.247138.193.237.248138.193.237.249138.193.237.250138.193.237.251138.193.237.252138.193.237.253138.193.237.254138.193.237.255