AS23 192.77.32.0/21 CIDR and IP Range Summary.ASN: 23 - National Aeronautics and Space AdministrationHost Count: 2046Addressable IPs: 2048192.77.32.0/24192.77.33.0/24192.77.34.0/24192.77.35.0/24192.77.36.0/24192.77.37.0/24192.77.38.0/24192.77.39.0/24