AS13237 83.133.72.0/21 CIDR and IP Range Summary.ASN: 13237 - euNetworks GmbHHost Count: 2046Addressable IPs: 204883.133.72.0/2483.133.73.0/2483.133.74.0/2483.133.75.0/2483.133.76.0/2483.133.77.0/2483.133.78.0/2483.133.79.0/24