AS6181 170.251.24.0/21 CIDR and IP Range Summary.ASN: 6181 - Cincinnati Bell Telephone Company LLCHost Count: 2046Addressable IPs: 2048170.251.24.0/24170.251.25.0/24170.251.26.0/24170.251.27.0/24170.251.28.0/24170.251.29.0/24170.251.30.0/24170.251.31.0/24