Network topology

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

AS16281

Currently announcedSnapshot awaiting refresh

Utelisys Communications B.V. · UTELISYS

Last observed9/30/2026, 16:59:24Open ASN profile →

AS16281 relationship topology

Showing 2 / 2

AS16281Utelisys Communications…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174COGENT-174 - Cogent Communications, LLC

Relationship: Upstream
Observed weight: 228
ASN registration country: United States
Latest RIS data: 9/30/2026, 00:00:00

Open AS174 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
AS174Observed weight 228	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	961	203
AS38930Observed weight 133	FIBERRING LeaseWeb Network B.V.	Upstream	Netherlands	8/19/2019, 00:00:00	9/30/2026, 00:00:00	365	131

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