AS20647 91.102.8.0/21 CIDR and IP Range Summary.ASN: 20647 - IPB Internet Provider in Berlin GmbHHost Count: 2046Addressable IPs: 204891.102.8.0/2491.102.9.0/2491.102.10.0/2491.102.11.0/2491.102.12.0/2491.102.13.0/2491.102.14.0/2491.102.15.0/24