Network topology

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

AS1289

Currently announcedSnapshot awaiting refresh

COLGATE-UNIVERSITY - Colgate University · COLGATE-UNIVERSITY

Last observed9/29/2026, 07:46:34Open ASN profile →

AS1289 relationship topology

Showing 3 / 3

AS1289Colgate University

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174COGENT-174 - Cogent Communications, LLC

Relationship: Upstream
Observed weight: 481
ASN registration country: United States
Latest RIS data: 9/28/2026, 16:00:00

Open AS174 profile →

All adjacent autonomous systems

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

3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS174Observed weight 481	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	9/28/2026, 16:00:00	318	608
AS3754Observed weight 11	NYSERNET3-AS - NYSERNet	Upstream	United States	8/19/2019, 00:00:00	9/28/2026, 16:00:00	10	8
AS3630Observed weight 2	NYSERNET-BLK - NYSERNet	Upstream	United States	8/19/2019, 00:00:00	9/28/2026, 16:00:00	3	3

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