AS52233 — AS52233 - Columbus Communications Curacao NV

AS52233 announces 34 IPv4 prefixes covering 50,176 addresses and 1 IPv6 prefixes.

About this network

AS52233 is operated by Columbus Communications Curacao NV, the telecommunications provider known locally as Flow Curaçao.

What it's used for

• The address space carries residential and business subscriber traffic, with registrants including United Telecommunication Services (UTS) and Columbus Communications Curacao NV.
• The AS announces 50,176 IPv4 addresses across 34 prefixes and 1 IPv6 prefix, while maintaining only 5 observed routing neighbours, a ratio characteristic of an access network rather than a transit provider.
• Traffic consists of cable and DSL subscriber eyeballs, supporting the operator's role as a primary telecommunications provider in the Caribbean region.

Notable

• Registrants for the largest prefixes, such as 190.88.0.0/19 and 190.4.128.0/20, are listed as United Telecommunication Services (UTS), while smaller blocks like 131.221.144.0/22 are registered to Columbus Communications Curacao NV.
• Columbus Communications entered the Curaçao retail market in January 2010 through the acquisition of Curaçao Cable TV NV, and the brand was later unified as Flow following the 2015 acquisition of the Columbus group by Cable & Wireless.
• The inventory includes a mix of large /19 and /20 blocks alongside smaller /22 and /24 segments, reflecting a consolidated estate of acquired and organic address space.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 63.245.108.0/23
• 131.221.144.0/22
• 138.219.140.0/22
• 161.0.96.0/20
• 170.245.1.0/24
• 170.245.2.0/23
• 186.2.176.0/20
• 190.4.128.0/20
• 190.4.144.0/24
• 190.4.148.0/22
• 190.4.154.0/24
• 190.4.157.0/24
• 190.4.160.0/21
• 190.4.168.0/22
• 190.4.172.0/23
• 190.4.174.0/24
• 190.4.181.0/24
• 190.88.0.0/19
• 190.88.40.0/21
• 190.88.49.0/24
• 190.88.50.0/23
• 190.88.52.0/24
• 190.88.58.0/23
• 190.88.128.0/24
• 190.88.130.0/23
• 190.88.132.0/22
• 190.88.136.0/22
• 190.112.224.0/19
• 200.26.192.0/23
• 200.26.195.0/24
• 200.26.202.0/24
• 200.26.205.0/24
• 200.26.206.0/23
• 200.26.208.0/20
• 2800:530::/32

Upstream networks

• AS23520 Columbus Networks USA, Inc.
• AS11081 United Telecommunication Services (UTS)
• AS10278 Cable & Wireless (Barbados) Limited

Downstream networks

• AS262162 Fatum Holding N.V
• AS262238 Ennia Caribe Holding N.V.

Adjacent networks

• AS23520 Columbus Networks USA, Inc.
• AS11081 United Telecommunication Services (UTS)
• AS10278 Cable & Wireless (Barbados) Limited
• AS262162 Fatum Holding N.V
• AS262238 Ennia Caribe Holding N.V.

Routing security

• RPKI: 182 valid, 0 invalid and 2 not-found announcements; 48 ROAs.
• ASPA: none published.
• IRR: 22% of announcements registered; 116 route objects.
• Listed in as-sets: AS-AMS-IX-CW-RS, AS-AMS-IX-CW-RS-SET, AS-AMS-IX-CW-RS-SET-V6, AS-AMS-IX-CW-RS-V6, AS-CARATS, AS-NWN-TRANSIT, AS11081:AS-CARATS, AS3491:AS-CUSTOMERS-NA, AS61180:AS-PEERS-AMSIX, AS8218:AS-AMSIX-RS.

Internet exchanges

• AMS-IX Caribbean — Willemstad, Curaçao