Network topology

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

AS27313

Currently announcedSnapshot awaiting refresh

Spencer Stuart · SPENCER-STUART

Last observed10/12/2026, 00:06:25Open ASN profile →

AS27313 relationship topology

Showing 4 / 4

AS27313Spencer Stuart

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS16509AMAZON-02 - Amazon.com, Inc.

Relationship: Upstream
Observed weight: 273
ASN registration country: United States
Latest RIS data: 10/11/2026, 00:00:00

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All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS16509Observed weight 273	AMAZON-02 - Amazon.com, Inc.	Upstream	United States	8/21/2019, 00:00:00	10/11/2026, 00:00:00	359
AS14618Observed weight 265	AMAZON-AES - Amazon.com, Inc.	Upstream	United States	8/21/2019, 00:00:00	10/11/2026, 00:00:00	335
AS174Observed weight 263	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/21/2019, 00:00:00	10/11/2026, 00:00:00	662
AS3356Observed weight 120	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/23/2019, 00:00:00	10/5/2026, 00:00:00	155

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