Network topology

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

AS21378

Currently announcedSnapshot awaiting refresh

PJSC Rostelecom · CTCTVER

Last observed10/1/2026, 07:06:24Open ASN profile →

AS21378 relationship topology

Showing 4 / 4

AS21378PJSC Rostelecom

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12389ROSTELECOM-AS PJSC Rostelecom

Relationship: Upstream
Observed weight: 836
ASN registration country: Russia
Latest RIS data: 9/30/2026, 00:00:00

Open AS12389 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS12389Observed weight 836	ROSTELECOM-AS PJSC Rostelecom	Upstream	Russia	8/21/2019, 00:00:00	9/30/2026, 00:00:00	3,156	353
AS211716Observed weight 222	TK Alfa JSC	Downstream	Registration country pending sync	8/21/2019, 00:00:00	9/30/2026, 00:00:00	301	0
AS211221Observed weight 152	JSC StankoMachComplex	Downstream	Russia	8/21/2019, 00:00:00	9/30/2026, 00:00:00	205	0
AS47763Observed weight 91	Avtosoyuz Plus Ltd.	Downstream	Russia	8/21/2019, 00:00:00	9/30/2026, 00:00:00	110	0

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