Network topology

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

AS203151

Currently announcedSnapshot awaiting refresh

Sander Ruitenbeek trading as NKHN · NKHN-AS

Last observed10/11/2026, 12:08:36Open ASN profile →

AS203151 relationship topology

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AS203151Sander Ruitenbeek tradi…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS44103BAKKER-IT-AS The Mastermind Holding B.V.

Relationship: Upstream
Observed weight: 275
ASN registration country: Netherlands
Latest RIS data: 10/11/2026, 00:00:00

Open AS44103 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS44103Observed weight 275	BAKKER-IT-AS The Mastermind Holding B.V.	Upstream	Netherlands	8/28/2019, 00:00:00	10/11/2026, 00:00:00	0	371

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