Network topology

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

AS15243

Currently announcedSnapshot awaiting refresh

WIDENER - Widener University · WIDENER

Last observed9/30/2026, 14:22:39Open ASN profile →

AS15243 relationship topology

Showing 3 / 3

AS15243Widener University

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS33287COMCAST-33287 - Comcast Cable Communications, LLC

Relationship: Upstream
Observed weight: 268
ASN registration country: United States
Latest RIS data: 11/1/2026, 00:00:00

Open AS33287 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
AS33287Observed weight 268	COMCAST-33287 - Comcast Cable Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	11/1/2026, 00:00:00	893
AS46887Observed weight 180	CROWNCASTLE-AS46887 - Crown Castle Fiber LLC	Upstream	United States	8/19/2019, 00:00:00	11/1/2026, 00:00:00	241
AS33659Observed weight 69	CMCS - Comcast Cable Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	11/1/2026, 00:00:00	194

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