AS6714 217.153.144.0/21 CIDR and IP Range Summary.ASN: 6714 - T-Mobile Polska S.A.Host Count: 2046Addressable IPs: 2048217.153.144.0/24217.153.145.0/24217.153.146.0/24217.153.147.0/24217.153.148.0/24217.153.149.0/24217.153.150.0/24217.153.151.0/24