Network topology

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

AS40159

Currently announcedSnapshot awaiting refresh

PRINCETON-REGIONAL-SCHOOLS - Princeton Public Schools · PRINCETON-REGIONAL-SCHOOLS

Last observed10/3/2026, 08:39:45Open ASN profile →

AS40159 relationship topology

Showing 3 / 3

AS40159Princeton Public Schools

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS46887CROWNCASTLE-AS46887 - Crown Castle Fiber LLC

Relationship: Upstream
Observed weight: 183
ASN registration country: United States
Latest RIS data: 10/3/2026, 00:00:00

Open AS46887 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
AS46887Observed weight 183	CROWNCASTLE-AS46887 - Crown Castle Fiber LLC	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	244
AS33659Observed weight 55	CMCS - Comcast Cable Communications, LLC	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	66
AS33287Observed weight 24	COMCAST-33287 - Comcast Cable Communications, LLC	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	27

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