Network topology

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

AS13617

Currently announcedSnapshot awaiting refresh

Syntax Systems USA, LP · SYNTAX-NC

Last observed9/30/2026, 09:44:08Open ASN profile →

AS13617 relationship topology

Showing 3 / 3

AS13617Syntax Systems USA, LP

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3356LEVEL3 - Level 3 Parent, LLC

Relationship: Upstream
Observed weight: 290
ASN registration country: United States
Latest RIS data: 9/30/2026, 00:00:00

Open AS3356 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS3356Observed weight 290	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	1,749
AS174Observed weight 131	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	166
AS53828Observed weight 56	NITEL - NETWORK INNOVATIONS, LLC	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	81

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