Network topology

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

AS209405

Currently announcedSnapshot awaiting refresh

Westfalen Westfalen Beteiligungen Aktiengesellschaft · Westfalen

Last observed10/31/2026, 18:04:15Open ASN profile →

AS209405 relationship topology

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AS209405Westfalen Westfalen Bet…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12329TMR GLASFASER RUHR GmbH & Co. KG

Relationship: Upstream
Observed weight: 271
ASN registration country: Germany
Latest RIS data: 10/31/2026, 00:00:00

Open AS12329 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS12329Observed weight 271	TMR GLASFASER RUHR GmbH & Co. KG	Upstream	Germany	8/28/2019, 00:00:00	10/31/2026, 00:00:00	344	0

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