Network topology

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

AS57472

Currently announcedSnapshot awaiting refresh

JR-NET, s.r.o. · JRNET

Last observed10/5/2026, 17:50:32Open ASN profile →

AS57472 relationship topology

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AS57472JR-NET, s.r.o.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS39761ABAK, Co.Ltd.

Relationship: Upstream
Observed weight: 445
ASN registration country: Czechia
Latest RIS data: 10/28/2026, 00:00:00

Open AS39761 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
AS39761Observed weight 445	ABAK, Co.Ltd.	Upstream	Czechia	8/25/2019, 00:00:00	10/28/2026, 00:00:00	664	359

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