AS8517 193.140.240.0/21 CIDR and IP Range Summary.ASN: 8517 - National Academic Network and Information CenterHost Count: 2046Addressable IPs: 2048193.140.240.0/24193.140.241.0/24193.140.242.0/24193.140.243.0/24193.140.244.0/24193.140.245.0/24193.140.246.0/24193.140.247.0/24