AS6939 66.220.0.0/21 CIDR and IP Range Summary.ASN: 6939 - Hurricane Electric LLCHost Count: 2046Addressable IPs: 204866.220.0.0/2466.220.1.0/2466.220.2.0/2466.220.3.0/2466.220.4.0/2466.220.5.0/2466.220.6.0/2466.220.7.0/24