Network topology

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

AS204147

Currently announcedSnapshot awaiting refresh

cg Cordes & Graefe KG · cg

Last observed10/10/2026, 18:18:52Open ASN profile →

AS204147 relationship topology

Showing 3 / 3

AS204147cg Cordes & Graefe KG

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS9145EWETEL EWE TEL GmbH

Relationship: Upstream
Observed weight: 223
ASN registration country: Germany
Latest RIS data: 11/1/2026, 00:00:00

Open AS9145 profile →

All adjacent autonomous systems

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

3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS9145Observed weight 223	EWETEL EWE TEL GmbH	Upstream	Germany	8/28/2019, 00:00:00	11/1/2026, 00:00:00	155	204
AS50629Observed weight 174	LWLCOM LWLcom GmbH	Upstream	Germany	8/28/2019, 00:00:00	11/1/2026, 00:00:00	144	141
AS3320Observed weight 44	DTAG Deutsche Telekom AG	Upstream	Germany	8/28/2019, 00:00:00	11/1/2026, 00:00:00	49	0

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