AS23520 · Columbus Networks USA, Inc.

121
IPv4 prefixes
440,320
Announced IPv4 slots
2
IPv6 prefixes
🇺🇸 US
Country

Summary

AS number
AS23520
Name
Columbus Networks USA, Inc.
Country
🇺🇸 United States
Type
ARIN
Category
isp
Normalized type
isp
Organization domain
libertynetworks.com
Domain evidence
Source reported; ownership unverified
Last changed
Unknown
Announced
123 prefixes
Updated
2026-04-07

IPv4 prefixes on this page (50 of 121)

Prefix
23.249.136.0/24
63.245.0.0/17
63.245.0.0/18
63.245.1.0/24
63.245.2.0/24
63.245.6.0/24
63.245.7.0/24
63.245.20.0/24
63.245.29.0/24
63.245.32.0/24
63.245.64.0/21
63.245.69.0/24
63.245.72.0/21
63.245.72.0/24
63.245.74.0/24
63.245.80.0/20
63.245.91.0/24
63.245.96.0/19
63.245.104.0/24
63.245.111.0/24
67.230.0.0/17
67.230.32.0/19
67.230.64.0/18
67.230.96.0/24
67.230.101.0/24
69.79.0.0/16
69.79.0.0/18
69.79.32.0/24
69.79.34.0/24
69.79.64.0/19
69.79.96.0/22
69.79.101.0/24
69.79.103.0/24
69.79.104.0/24
69.79.105.0/24
69.79.106.0/24
69.79.107.0/24
69.79.108.0/24
69.79.112.0/20
69.79.128.0/17
69.79.176.0/24
69.79.226.0/24
69.79.228.0/24
69.79.229.0/24
69.79.230.0/24
69.79.231.0/24
72.252.0.0/16
72.252.4.0/22
72.252.16.0/21
72.252.72.0/21

Address slots sum announced prefixes; overlapping routes count separately.