Network topology

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

AS41504

Currently announcedSnapshot awaiting refresh

arcos informationssysteme GmbH · ARCOS-AS

Last observed10/3/2026, 11:52:34Open ASN profile →

AS41504 relationship topology

Showing 2 / 2

AS41504arcos informationssyste…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS21263TELEDATA-AS TeleData GmbH

Relationship: Upstream
Observed weight: 376
ASN registration country: Germany
Latest RIS data: 10/3/2026, 00:00:00

Open AS21263 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
AS21263Observed weight 376	TELEDATA-AS TeleData GmbH	Upstream	Germany	8/23/2019, 00:00:00	10/3/2026, 00:00:00	300	365
AS3320Observed weight 41	DTAG Deutsche Telekom AG	Upstream	Germany	8/23/2019, 00:00:00	10/3/2026, 00:00:00	46	0

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