Network topology

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

AS51291

Currently announcedSnapshot awaiting refresh

Istok Ltd. · ISTOK-AS

Last observed10/4/2026, 17:11:14Open ASN profile →

AS51291 relationship topology

Showing 2 / 2

AS51291Istok Ltd.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS50928SYNTSIB-AS PJSC MegaFon

Relationship: Upstream
Observed weight: 173
ASN registration country: Russia
Latest RIS data: 10/4/2026, 00:00:00

Open AS50928 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
AS50928Observed weight 173	SYNTSIB-AS PJSC MegaFon	Upstream	Russia	8/25/2019, 00:00:00	10/4/2026, 00:00:00	204	0
AS8359Observed weight 112	MTS MTS PJSC	Upstream	Russia	8/25/2019, 00:00:00	10/4/2026, 00:00:00	150	0

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