AS38641 133.63.24.0/21 CIDR and IP Range Summary.ASN: 38641 - Osaka Sangyo UniversityHost Count: 2046Addressable IPs: 2048133.63.24.0/24133.63.25.0/24133.63.26.0/24133.63.27.0/24133.63.28.0/24133.63.29.0/24133.63.30.0/24133.63.31.0/24