Network topology

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

AS37520

Currently announcedSnapshot awaiting refresh

Rhodes University - Rhodes University · Rhodes

Last observed10/3/2026, 01:49:39Open ASN profile →

AS37520 relationship topology

Showing 2 / 2

AS37520Rhodes University - Rho…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS22355Frogfoot Networks - Frogfoot Networks

Relationship: Upstream
Observed weight: 432
ASN registration country: Registration country pending sync
Latest RIS data: 10/2/2026, 00:00:00

Open AS22355 profile →

All adjacent autonomous systems

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

2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS22355Observed weight 432	Frogfoot Networks - Frogfoot Networks	Upstream	Registration country pending sync	8/21/2019, 00:00:00	10/2/2026, 00:00:00	595	314
AS2018Observed weight 67	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	122	37

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