Network topology

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

AS43965

Currently announcedSnapshot awaiting refresh

TUMS-IR-AS Tehran University of Medical Science · TUMS-IR-AS

Last observed10/3/2026, 20:07:24Open ASN profile →

AS43965 relationship topology

Showing 2 / 2

AS43965TUMS-IR-AS Tehran Unive…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6736IRANET-IPM Institute for Research in Fundamental Sciences

Relationship: Upstream
Observed weight: 287
ASN registration country: Iran
Latest RIS data: 10/3/2026, 00:00:00

Open AS6736 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
AS6736Observed weight 287	IRANET-IPM Institute for Research in Fundamental Sciences	Upstream	Iran	8/23/2019, 00:00:00	10/3/2026, 00:00:00	4,913	0
AS58224Observed weight 267	TCI Iran Telecommunication Company PJS	Upstream	Iran	8/23/2019, 00:00:00	10/3/2026, 00:00:00	687	0

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