AS46887 144.121.16.0/21 CIDR and IP Range Summary.ASN: 46887 - Crown Castle Fiber LLCHost Count: 2046Addressable IPs: 2048144.121.16.0/24144.121.17.0/24144.121.18.0/24144.121.19.0/24144.121.20.0/24144.121.21.0/24144.121.22.0/24144.121.23.0/24