Network topology

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

AS52039

Currently announcedSnapshot awaiting refresh

AS_SIB-RNS SIB · AS_SIB-RNS

Last observed10/4/2026, 19:30:04Open ASN profile →

AS52039 relationship topology

Showing 3 / 3

AS52039AS_SIB-RNS SIB

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS15557Societe Francaise Du Radiotelephone - SFR SA

Relationship: Upstream
Observed weight: 287
ASN registration country: France
Latest RIS data: 10/4/2026, 00:00:00

Open AS15557 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS15557Observed weight 287	Societe Francaise Du Radiotelephone - SFR SA	Upstream	France	8/25/2019, 00:00:00	10/4/2026, 00:00:00	844
AS3215Observed weight 259	AS3215 Orange S.A.	Upstream	France	8/25/2019, 00:00:00	10/4/2026, 00:00:00	330
AS174Observed weight 216	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/25/2019, 00:00:00	10/4/2026, 00:00:00	799

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