AS52140 46.255.216.0/21 CIDR and IP Range Summary.ASN: 52140 - United Nations High Commissioner for RefugeesHost Count: 2046Addressable IPs: 204846.255.216.0/2446.255.217.0/2446.255.218.0/2446.255.219.0/2446.255.220.0/2446.255.221.0/2446.255.222.0/2446.255.223.0/24