AS6181 66.161.128.0/21 CIDR and IP Range Summary.ASN: 6181 - Cincinnati Bell Telephone Company LLCHost Count: 2046Addressable IPs: 204866.161.128.0/2466.161.129.0/2466.161.130.0/2466.161.131.0/2466.161.132.0/2466.161.133.0/2466.161.134.0/2466.161.135.0/24