Network topology

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

AS37501

Currently announcedSnapshot awaiting refresh

University of the Free State - University of the Free State · University

Last observed10/3/2026, 01:49:04Open ASN profile →

AS37501 relationship topology

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AS37501University of the Free …

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS2018Tertiary Education and Research Network of South Africa - Tertiary Education and Research Network of South Africa

Relationship: Upstream
Observed weight: 645
ASN registration country: Registration country pending sync
Latest RIS data: 10/2/2026, 00:00:00

Open AS2018 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS2018Observed weight 645	Tertiary Education and Research Network of South Africa - Tertiary Education and Research Network of South Africa	Upstream	Registration country pending sync	8/21/2019, 00:00:00	10/2/2026, 00:00:00	3,815	685

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