Network topology

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

AS11872

Currently announcedSnapshot awaiting refresh

SYRACUSE-UNIVERSITY - Syracuse University · SYRACUSE-UNIVERSITY

Last observed9/30/2026, 05:45:18Open ASN profile →

AS11872 relationship topology

Showing 4 / 4

AS11872Syracuse University

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174Cogent Communications, LLC

Relationship: Upstream
Observed weight: 414
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

Open AS174 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS174Observed weight 414	Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	1,300	143
AS3356Observed weight 241	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	332	185
AS3754Observed weight 11	NYSERNET3-AS - NYSERNet	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	66	5
AS3630Observed weight 1	NYSERNET-BLK - NYSERNet	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	12	0

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