AS19923 204.154.80.0/21 CIDR and IP Range Summary.ASN: 19923 - Shenandoah UniversityHost Count: 2046Addressable IPs: 2048204.154.80.0/24204.154.81.0/24204.154.82.0/24204.154.83.0/24204.154.84.0/24204.154.85.0/24204.154.86.0/24204.154.87.0/24