Network topology

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

AS11975

Currently announcedSnapshot awaiting refresh

WM - The College of William and Mary · WM

Last observed9/30/2026, 05:49:01Open ASN profile →

AS11975 relationship topology

Showing 3 / 3

AS11975The College of William …

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174Cogent Communications, LLC

Relationship: Upstream
Observed weight: 350
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

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
AS174Observed weight 350	Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	1,394
AS3356Observed weight 262	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	355
AS40220Observed weight 202	MARIA - Virginia Polytechnic Institute and State Univ.	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	717

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