Network topology

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

AS2532

Currently announcedSnapshot awaiting refresh

LOC - Library of Congress · LOC

Last observed9/29/2026, 09:00:06Open ASN profile →

AS2532 relationship topology

Showing 4 / 4

AS2532Library of Congress

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6461Zayo Bandwidth

Relationship: Upstream
Observed weight: 236
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

Open AS6461 profile →

All adjacent autonomous systems

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

4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS6461Observed weight 236	Zayo Bandwidth	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	310
AS7018Observed weight 17	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	19
AS10886Observed weight 6	MAX-GIGAPOP - University of Maryland	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	6
AS3356Observed weight 2	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	3

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