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Autonomous System

AS27665

Columbus Communications Trinidad Limited.

Announced IPs
148,736
CIDR prefixes
10
ASN
AS27665

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 20-50Gbps
Geographic scope South America
Traffic ratio Mostly Inbound
Peering policy Selective

Present at 2 internet exchanges: TTIX, TTIX2: 131.72.77.240/28

AS27665 — global IP footprint

Cities where AS27665 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS27665 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
190.213.144.0/20 15,902 2026-07-22 06:20:55
190.213.96.0/20 15,895 2026-07-22 06:20:55
190.213.176.0/20 15,799 2026-07-22 06:20:55
190.213.112.0/20 15,699 2026-07-22 06:20:55
190.83.176.0/20 14,766 2026-07-22 06:20:55
190.213.224.0/20 13,674 2026-07-22 06:20:18
190.6.224.0/20 13,315 2026-07-22 06:20:18
161.0.224.0/20 13,232 2026-07-22 06:20:18
143.0.172.0/22 13,172 2026-07-22 06:20:18
181.188.32.0/20 13,071 2026-07-22 06:20:18
161.0.240.0/20 13,036 2026-07-22 06:20:55
190.83.160.0/20 12,807 2026-07-22 06:20:55
138.59.24.0/22 12,770 2026-07-22 06:20:55
190.83.208.0/20 12,764 2026-07-22 06:20:55
190.213.240.0/20 12,751 2026-07-22 06:20:55
190.213.160.0/20 12,729 2026-07-22 06:20:55
190.213.208.0/20 12,663 2026-07-22 06:20:55
190.213.192.0/20 12,648 2026-07-22 06:20:55
190.213.128.0/20 12,271 2026-07-22 06:21:03
190.213.80.0/20 12,258 2026-07-22 06:21:03
190.213.32.0/20 12,244 2026-07-22 06:21:03
190.213.16.0/20 12,184 2026-07-22 06:21:03
190.213.48.0/20 12,163 2026-07-22 06:21:03
190.83.240.0/20 11,983 2026-07-22 06:21:03
190.83.128.0/20 11,935 2026-07-22 06:21:03
181.188.112.0/20 11,600 2026-07-22 06:21:03
181.188.96.0/20 11,566 2026-07-22 06:21:03
181.188.16.0/20 11,524 2026-07-22 06:21:03
181.188.80.0/20 11,503 2026-07-22 06:21:03
181.188.64.0/20 11,497 2026-07-22 06:21:03
190.213.64.0/20 10,485 2026-07-22 06:21:03
190.83.224.0/20 9,759 2026-07-22 06:20:18
181.188.0.0/20 9,389 2026-07-22 06:20:18
190.213.0.0/20 9,341 2026-07-22 06:20:18
181.188.48.0/20 9,338 2026-07-22 06:20:18
131.100.160.0/22 9,338 2026-07-22 06:20:18
190.83.192.0/20 9,331 2026-07-22 06:20:18
200.1.104.0/21 9,321 2026-07-22 06:20:18
190.83.144.0/20 9,294 2026-07-22 06:20:18
179.0.28.0/24 9,192 2026-07-22 06:20:18

Frequently Asked Questions

What is AS27665?

AS27665 is an Autonomous System Number assigned to Columbus Communications Trinidad Limited.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS27665 announce?

AS27665 announces 148.7K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in Trinidad and Tobago.

Who operates AS27665?

AS27665 is operated by Columbus Communications Trinidad Limited.. The organization is based in Trinidad and Tobago. You can view all IP ranges and related ASNs on the organization page.

What country is AS27665 registered in?

AS27665 is registered in Trinidad and Tobago. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-22 07:10:35 UTC
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