Network topology

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

AS131900

Currently announcedSnapshot awaiting refresh

DIRECTORZ

Last observed10/26/2026, 07:29:31Open ASN profile →

AS131900 relationship topology

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AS131900DIRECTORZ

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS7679QTNET - QTnet,Inc.

Relationship: Upstream
Observed weight: 409
ASN registration country: Japan
Latest RIS data: 10/25/2026, 16:00:00

Open AS7679 profile →

All adjacent autonomous systems

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

1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS7679Observed weight 409	QTNET - QTnet,Inc.	Upstream	Japan	8/25/2019, 00:00:00	10/25/2026, 16:00:00	1,188	290

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