Cincinnati Bell Telephone Company LLC operates AS6181: 118 IPv4 prefixes covering 818,688 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #404 worldwide and #110 of 18,202 networks in United States. That is 0.06% of the country’s IPv4 space.
The network spreads across 2 countries: United States 100%, United Kingdom 0.01%.
The largest block is 208.102.0.0 to 208.102.255.255 with 65,536 addresses, geolocated to Williamstown.
- IPv4 addresses
- 818,688
- IPv4 prefixes
- 118
- World rank
- #404
- Country share
- 0.06%
- IPv6 ranges
- 2
Addresses by country
- United States 100%
United Kingdom 0.01%
Largest blocks
- 208.102.0.0 Williamstown65,536
- 161.155.0.0 Cincinnati (Central Business District)65,536
- 131.241.0.0 Cincinnati65,536
- 74.215.0.0 Cincinnati65,536
- 72.49.0.0 Cincinnati (Avondale)65,536
- 50.5.0.0 Williamstown65,536
- 74.83.0.0 Cincinnati (Hyde Park)45,568
- 216.196.128.0 Concord32,768
Networks of similar size
825,088
823,296
821,504
815,872
811,264
803,840IPv4 prefixes
- 44.32.193.0/24
- 45.59.32.0/20
- 50.5.0.0/16
- 63.250.64.0/19
- 64.151.128.0/18
- 66.42.128.0/18
- 66.42.192.0/21
- 66.42.200.0/22
- 66.42.204.0/23
- 66.42.207.0/24
- 66.42.208.0/20
- 66.42.224.0/19
- 66.117.192.0/22
- 66.117.197.0/24
- 66.117.198.0/23
- 66.117.200.0/21
- 66.117.209.0/24
- 66.117.210.0/23
- 66.117.212.0/22
- 66.117.216.0/21
- 66.117.224.0/19
- 66.158.160.0/20
- 66.161.128.0/21
- 66.161.136.0/22
- 66.161.140.0/24
- 66.161.142.0/23
- 66.161.144.0/20
- 66.161.160.0/19
- 66.161.192.0/19
- 66.161.224.0/21
- 66.161.232.0/22
- 66.161.236.0/24
- 66.161.238.0/23
- 66.161.240.0/20
- 66.170.160.0/20
- 67.201.70.0/24
- 67.201.87.0/24
- 67.201.97.0/24
- 67.201.103.0/24
- 69.5.32.0/20
- 69.24.16.0/21
- 69.24.24.0/22
- 69.24.31.0/24
- 69.39.128.0/19
- 69.61.128.0/19
- 69.61.160.0/20
- 69.61.176.0/21
- 69.61.184.0/23
- 69.61.186.0/24
- 69.61.188.0/22
- 69.61.192.0/19
- 69.61.224.0/20
- 69.61.240.0/22
- 69.61.244.0/23
- 69.61.249.0/24
- 69.61.250.0/23
- 69.61.252.0/22
- 72.49.0.0/16
- 74.83.0.0/17
- 74.83.128.0/19
- 74.83.160.0/20
- 74.83.176.0/23
- 74.83.179.0/24
- 74.83.180.0/22
- 74.83.184.0/21
- 74.83.192.0/18
- 74.215.0.0/16
- 131.241.0.0/16
- 161.155.0.0/16
- 163.182.0.0/17
- 170.248.93.0/24
- 170.248.94.0/23
- 170.251.24.0/21
- 173.246.112.0/20
- 192.24.128.0/17
- 198.133.79.0/24
- 198.135.78.0/24
- 198.180.183.0/24
- 199.248.226.0/24
- 204.63.152.0/22
- 205.167.184.0/24
- 206.221.224.0/20
- 208.102.0.0/16
- 209.131.192.0/19
- 216.9.128.0/19
- 216.68.0.0/20
- 216.68.16.0/22
- 216.68.20.0/23
- 216.68.23.0/24
- 216.68.24.0/21
- 216.68.32.0/20
- 216.68.50.0/23
- 216.68.52.0/22
- 216.68.56.0/21
- 216.68.64.0/21
- 216.68.72.0/23
- 216.68.75.0/24
- 216.68.78.0/23
- 216.68.80.0/22
- 216.68.86.0/23
- 216.68.88.0/21
- 216.68.96.0/19
- 216.68.128.0/18
- 216.68.192.0/21
- 216.68.200.0/22
- 216.68.204.0/24
- 216.68.206.0/23
- 216.68.208.0/20
- 216.68.224.0/21
- 216.68.234.0/23
- 216.68.237.0/24
- 216.68.239.0/24
- 216.68.240.0/21
- 216.68.248.0/22
- 216.68.252.0/24
- 216.68.254.0/23
- 216.116.16.0/20
- 216.196.128.0/17
Questions and answers
Who owns AS6181?
Autonomous system AS6181 is operated by Cincinnati Bell Telephone Company LLC.
How many IP addresses does AS6181 have?
The network holds 818,688 IPv4 addresses in 118 prefixes, plus 2 IPv6 ranges.
Which country is AS6181 in?
The main country is United States, with addresses in 1 more countries.
How big is AS6181?
By IPv4 addresses it ranks #404 worldwide.
What is the largest address block of AS6181?
208.102.0.0 to 208.102.255.255, 65,536 addresses.