AS3303 193.247.168.0/21 CIDR and IP Range Summary.ASN: 3303 - Swisscom (Schweiz) AGHost Count: 2046Addressable IPs: 2048193.247.168.0/24193.247.169.0/24193.247.170.0/24193.247.171.0/24193.247.172.0/24193.247.173.0/24193.247.174.0/24193.247.175.0/24