Autonomous System details

AS23520

Columbus Networks Usa, Inc. — cwc.com

Summary

Country
US United States
Organization Columbus Networks Usa, Inc.
Domain cwc.com
Number of IPv4 393,216
Number of IPv6 1.5846× 1029
AS Type ISP
Registry ARIN
Allocated April 02, 2002 (about 23 years ago)
Updated December 03, 2024 (about 11 months ago)

IP Ranges

AS23520 announces 109 IPv4 ranges and 2 IPv6 ranges.

That's a total of 393,216 IPv4 addresses and 1.5846× 1029 IPv6 addresses.

Prefix Organization Size Registry Status
23.249.136.0/24
PR Worldnet Telecommunications, LLC
256 ARIN ALLOCATION
38.50.164.0/24
US Cogent Communications
256 ARIN ALLOCATION
63.245.0.0/18
US Columbus Networks Ip Transit
16,384 ARIN REASSIGNMENT
63.245.1.0/24
US Columbus Networks Ip Transit
256 ARIN REASSIGNMENT
63.245.2.0/24
US Columbus Networks Ip Transit
256 ARIN REASSIGNMENT
63.245.6.0/24
US Columbus Networks Ip Transit
256 ARIN REASSIGNMENT
63.245.7.0/24
US Columbus Networks IT
256 ARIN REASSIGNMENT
63.245.20.0/24
US Columbus Networks Ip Transit
256 ARIN REASSIGNMENT
63.245.29.0/24
US Columbus Communication Voice
256 ARIN REASSIGNMENT
63.245.32.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
63.245.64.0/21
US Columbus Networks Usa, Inc.
2,048 ARIN ALLOCATION
63.245.69.0/24
US Columbus Networks Ip Transit
256 ARIN REASSIGNMENT
63.245.72.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
63.245.72.0/21
US Columbus Networks Usa, Inc.
2,048 ARIN ALLOCATION
63.245.74.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
63.245.80.0/20
US Columbus Networks Usa, Inc.
4,096 ARIN ALLOCATION
63.245.91.0/24
US Columbus Networks Ip Transit
256 ARIN REASSIGNMENT
63.245.96.0/19
CO INTERNEXA S.A. ESP
8,192 ARIN REALLOCATION
63.245.104.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
63.245.111.0/24
US Columbus Networks Puerto Rico
256 ARIN REASSIGNMENT
67.230.0.0/17
GT Telgua
32,768 ARIN REALLOCATION
67.230.64.0/18
JM FLOW
16,384 ARIN REALLOCATION
67.230.96.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
67.230.101.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.0.0/16
US Columbus Networks Usa, Inc.
65,536 ARIN ALLOCATION
69.79.0.0/18
US Columbus Networks Usa, Inc.
16,384 ARIN ALLOCATION
69.79.32.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.64.0/19
US Columbus Networks Usa, Inc.
8,192 ARIN ALLOCATION
69.79.96.0/22
US Columbus Networks Usa, Inc.
1,024 ARIN ALLOCATION
69.79.101.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.103.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.104.0/24
PR Liberty Cablevision of Puerto Rico, Inc.
256 ARIN REALLOCATION
69.79.105.0/24
PR Liberty Cablevision of Puerto Rico, Inc.
256 ARIN REALLOCATION
69.79.106.0/24
PR Liberty Cablevision of Puerto Rico, Inc.
256 ARIN REALLOCATION
69.79.107.0/24
PR Liberty Cablevision of Puerto Rico, Inc.
256 ARIN REALLOCATION
69.79.108.0/24
PR Liberty Cablevision of Puerto Rico, Inc.
256 ARIN REALLOCATION
69.79.112.0/20
GT Telgua
4,096 ARIN REALLOCATION
69.79.128.0/17
PR Columbus Networks Ip Transit Pr
32,768 ARIN REASSIGNMENT
69.79.226.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.228.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.229.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.230.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
69.79.231.0/24
US Columbus Networks Usa, Inc.
256 ARIN ALLOCATION
72.252.0.0/16
GT Union Fenosa Redes De Telecomunicacion Guatemala S.A.
65,536 ARIN REASSIGNMENT
72.252.4.0/22
PR Natural G.C. Inc.
1,024 ARIN REASSIGNMENT
72.252.16.0/21
US Columbus Networks Usa, Inc.
2,048 ARIN ALLOCATION
72.252.72.0/21
US Columbus Networks Usa, Inc.
2,048 ARIN ALLOCATION
72.252.80.0/21
US Columbus Networks Usa, Inc.
2,048 ARIN ALLOCATION
143.208.164.0/24
DO SERVICIOS TV SATELITE MCR S.A
256 LACNIC ALLOCATED
143.208.165.0/24
DO SERVICIOS TV SATELITE MCR S.A
256 LACNIC ALLOCATED
143.208.166.0/23
DO SERVICIOS TV SATELITE MCR S.A
512 LACNIC ALLOCATED
156.235.73.0/24
US LIBERTY NETWORKS
256 AFRINIC ASSIGNED PA
156.235.74.0/24
US LIBERTY NETWORKS
256 AFRINIC ASSIGNED PA
181.191.190.0/24
MX LIBERTY NETWORKS SOLUTIONS MEXICO
256 LACNIC ALLOCATED
181.191.191.0/24
MX LIBERTY NETWORKS SOLUTIONS MEXICO
256 LACNIC ALLOCATED
186.5.128.0/22
PA Columbus Networks Panama
1,024 LACNIC ALLOCATED
190.131.192.0/18
CO LIBERTY NETWORKS DE COLOMBIA S.A.S
16,384 LACNIC ALLOCATED
190.131.209.0/24
CO LIBERTY NETWORKS DE COLOMBIA S.A.S
256 LACNIC ALLOCATED
190.242.0.0/16
CO Bancoldex
65,536 LACNIC REALLOCATED
190.242.6.0/23
PA Columbus Networks Panama
512 LACNIC REALLOCATED
190.242.8.0/21
PA Columbus Networks Panama
2,048 LACNIC REALLOCATED
190.242.10.0/24
PA Columbus Networks Panama
256 LACNIC REALLOCATED
190.242.12.0/24
PA Columbus Networks Panama
256 LACNIC REALLOCATED
190.242.14.0/24
PA Columbus Networks Panama
256 LACNIC REALLOCATED
190.242.20.0/24
PA Columbus Networks Panama
256 LACNIC REALLOCATED
190.242.31.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.48.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC REALLOCATED
190.242.49.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC REALLOCATED
190.242.56.0/24
GT LIBERTY NETWORKS GUATEMALA, LIMITADA
256 LACNIC REALLOCATED
190.242.57.0/24
GT LIBERTY NETWORKS GUATEMALA, LIMITADA
256 LACNIC REALLOCATED
190.242.64.0/21
PA Columbus Networks Panama
2,048 LACNIC REALLOCATED
190.242.102.0/24
DO COLUMBUS NETWORKS DOMINICANA, S.A.
256 LACNIC REALLOCATED
190.242.118.0/24
CO Laboratorio Oftalmico De La Costa
256 LACNIC REALLOCATED
190.242.119.0/24
CO LIBERTY NETWORKS DE COLOMBIA S.A.S
256 LACNIC REALLOCATED
190.242.126.0/24
CO FUNDACION UNIVERSITARIA MANUELA BELTRAN
256 LACNIC REALLOCATED
190.242.132.0/24
DO COLUMBUS NETWORKS DOMINICANA, S.A.
256 LACNIC REALLOCATED
190.242.133.0/24
DO COLUMBUS NETWORKS DOMINICANA, S.A.
256 LACNIC REALLOCATED
190.242.134.0/24
CR COLUMBUS NETWORKS COSTA RICA
256 LACNIC REALLOCATED
190.242.135.0/24
CR COLUMBUS NETWORKS COSTA RICA
256 LACNIC REALLOCATED
190.242.136.0/23
CR COLUMBUS NETWORKS COSTA RICA
512 LACNIC REALLOCATED
190.242.140.0/24
PA Columbus Networks Panama
256 LACNIC REALLOCATED
190.242.141.0/24
DO Consorcio Energetico Punta Cana Macao S.a
256 LACNIC REALLOCATED
190.242.142.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.145.0/24
PA Columbus Networks Panama
256 LACNIC REALLOCATED
190.242.147.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.155.0/24
CR COLUMBUS NETWORKS COSTA RICA
256 LACNIC REALLOCATED
190.242.156.0/24
CR COLUMBUS NETWORKS COSTA RICA
256 LACNIC REALLOCATED
190.242.157.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.166.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.167.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.169.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.170.0/24
PE LIBERTY NETWORKS PERÚ S.A.C.
256 LACNIC REALLOCATED
190.242.171.0/24
CO LIBERTY NETWORKS DE COLOMBIA S.A.S
256 LACNIC REALLOCATED
190.242.172.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.173.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.174.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.176.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.177.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.178.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.179.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.180.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.181.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.182.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.183.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.191.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.193.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
190.242.255.0/24
CO Columbus Networks De Colombia Limitada
256 LACNIC ALLOCATED
200.115.160.0/22
PA Columbus Networks Panama
1,024 LACNIC ALLOCATED
208.169.92.0/24
US Vodafone Americas
256 ARIN ALLOCATION
Prefix Organization Size Registry Status
2607:f438::/32
US Columbus Networks Usa, Inc.
7.9228× 1028 ARIN ALLOCATION
2803:f950::/32
CO Columbus Networks De Colombia Limitada
7.9228× 1028 LACNIC ALLOCATED

Peers

AS23520 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

AS3303 AS3356 AS3816 AS6057 AS7195 AS16735 AS22356 AS23473 AS27951 AS52320 AS53828 AS60068 AS199524 AS272156

Upstreams

AS23520 connects to the global Internet via at least 6 upstream providers. In this setup, AS23520 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

AS174 AS1299 AS3491 AS6762 AS6830 AS6939

Downstreams

AS23520 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS23520's role in extending Internet access beyond its own infrastructure.

AS5639 AS6306 AS6503 AS6639 AS8014 AS8048 AS10269 AS10293 AS10299 AS11081 AS11139 AS11172 AS11556 AS11580 AS11653 AS11960 AS12206 AS13805 AS14187 AS14522 AS14638 AS14813 AS14979 AS15084 AS15146 AS15261 AS15344 AS16973 AS18734 AS18809 AS18840 AS19114 AS19863 AS21826 AS22724 AS22869 AS22933 AS23031 AS25799 AS26505 AS26619 AS27649 AS27665 AS27694 AS27696 AS27717 AS27734 AS27745 AS27775 AS27781 AS27810 AS27847 AS27855 AS27884 AS27889 AS27910 AS27923 AS27928 AS27947 AS27975 AS28022 AS28086 AS28087 AS28088 AS28118 AS28396 AS28506 AS28545 AS30526 AS30689 AS36290 AS46198 AS46408 AS46650 AS46941 AS52228 AS52233 AS52238 AS52253 AS52260 AS52286 AS52342 AS52454 AS52468 AS52471 AS54082 AS58907 AS62627 AS62913 AS64126 AS64231 AS262148 AS262178 AS262186 AS262191 AS262199 AS262202 AS262205 AS262210 AS262218 AS262239 AS262247 AS262931 AS263170 AS263185 AS263212 AS263238 AS263248 AS263703 AS263714 AS263725 AS263748 AS263781 AS263785 AS263824 AS264637 AS264663 AS264773 AS264788 AS264813 AS264817 AS264821 AS264825 AS264847 AS265539 AS265540 AS265550 AS265561 AS265580 AS265583 AS265590 AS265592 AS265619 AS265620 AS265680 AS265721 AS266698 AS266709 AS266853 AS267708 AS267713 AS267742 AS267797 AS267823 AS267828 AS267853 AS269804 AS269843 AS269864 AS269926 AS269964 AS270068 AS270071 AS270081 AS270111 AS270200 AS272012 AS272112 AS272935 AS272942 AS272969 AS273099 AS273132 AS273157 AS273189 AS273194 AS273204 AS273221 AS273871 AS395471

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