AS8220 212.121.144.0/20 CIDR and IP Range Summary.ASN: 8220 - Colt Technology Services Group LimitedHost Count: 4094Addressable IPs: 4096212.121.144.0/24212.121.145.0/24212.121.146.0/24212.121.147.0/24212.121.148.0/24212.121.149.0/24212.121.150.0/24212.121.151.0/24212.121.152.0/24212.121.153.0/24212.121.154.0/24212.121.155.0/24212.121.156.0/24212.121.157.0/24212.121.158.0/24212.121.159.0/24