Network topology

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

AS50319

Currently announcedSnapshot awaiting refresh

Dustin NL B.V. · DUSTIN-MS-NL

Last observed10/4/2026, 14:25:56Open ASN profile →

AS50319 relationship topology

Showing 2 / 2

AS50319Dustin NL B.V.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS1299TWELVE99 Arelion Sweden AB

Relationship: Upstream
Observed weight: 148
ASN registration country: Sweden
Latest RIS data: 10/4/2026, 00:00:00

Open AS1299 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
AS1299Observed weight 148	TWELVE99 Arelion Sweden AB	Upstream	Sweden	8/23/2019, 00:00:00	10/4/2026, 00:00:00	1,720	0
AS3356Observed weight 120	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/23/2019, 00:00:00	10/4/2026, 00:00:00	1,422	0

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