AS25291 77.247.80.0/21 CIDR and IP Range Summary.ASN: 25291 - SysEleven GmbHHost Count: 2046Addressable IPs: 204877.247.80.0/2477.247.81.0/2477.247.82.0/2477.247.83.0/2477.247.84.0/2477.247.85.0/2477.247.86.0/2477.247.87.0/24