AS9121 78.171.16.0/21 CIDR and IP Range Summary.ASN: 9121 - Turk Telekomunikasyon Anonim SirketiHost Count: 2046Addressable IPs: 204878.171.16.0/2478.171.17.0/2478.171.18.0/2478.171.19.0/2478.171.20.0/2478.171.21.0/2478.171.22.0/2478.171.23.0/24