Network topology

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

AS1929

Currently announcedSnapshot awaiting refresh

UMASSNET-NET - University of Massachusetts - AMHERST · UMASSNET-NET

Last observed9/29/2026, 08:34:42Open ASN profile →

AS1929 relationship topology

Showing 2 / 2

AS1929University of Massachus…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS1968UMASSNET-AS1968 - UMASSNET

Relationship: Upstream
Observed weight: 359
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

Open AS1968 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS1968Observed weight 359	UMASSNET-AS1968 - UMASSNET	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	1,005	338
AS293Observed weight 1	ESNET - ESnet	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	3	2

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