Network topology

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

AS60997

Currently announcedSnapshot awaiting refresh

Stadt Koeln · StadtKoeln1

Last observed10/6/2026, 05:44:34Open ASN profile →

AS60997 relationship topology

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AS60997Stadt Koeln

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS8422NETCOLOGNE NetCologne Gesellschaft fur Telekommunikation mbH

Relationship: Upstream
Observed weight: 399
ASN registration country: Germany
Latest RIS data: 10/31/2026, 00:00:00

Open AS8422 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
AS8422Observed weight 399	NETCOLOGNE NetCologne Gesellschaft fur Telekommunikation mbH	Upstream	Germany	8/25/2019, 00:00:00	10/31/2026, 00:00:00	686	360

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