Network topology

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

AS8303

Currently announcedSnapshot awaiting refresh

WDR-AS Westdeutscher Rundfunk Koln · WDR-AS

Last observed9/29/2026, 21:26:37Open ASN profile →

AS8303 relationship topology

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AS8303WDR-AS Westdeutscher Ru…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS43623ARD-STERNPUNKT Hessischer Rundfunk

Relationship: Upstream
Observed weight: 259
ASN registration country: Germany
Latest RIS data: 9/29/2026, 00:00:00

Open AS43623 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
AS43623Observed weight 259	ARD-STERNPUNKT Hessischer Rundfunk	Upstream	Germany	8/19/2019, 00:00:00	9/29/2026, 00:00:00	340	0

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