Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS11580

Currently announcedSnapshot awaiting refresh

Island Networks Ltd · ISLAND-NETWORKS-LTD

Last observed9/30/2026, 04:58:25Open ASN profile →

AS11580 relationship topology

Showing 2 / 2

AS11580Island Networks Ltd

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS23520LIBERTY-NETWORKS - Columbus Networks USA, Inc.

Relationship: Upstream
Observed weight: 472
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

Open AS23520 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS23520Observed weight 472	LIBERTY-NETWORKS - Columbus Networks USA, Inc.	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	2,083	0
AS30689Observed weight 258	FLOW-NET - FLOW	Upstream	Jamaica	8/19/2019, 00:00:00	9/29/2026, 00:00:00	331	0

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context