Network topology

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

AS41563

Currently announcedSnapshot awaiting refresh

OST-AS OSTKOM SIA · OST-AS

Last observed10/3/2026, 12:13:32Open ASN profile →

AS41563 relationship topology

Showing 3 / 3

AS41563OST-AS OSTKOM SIA

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12578APOLLO-AS SIA Tet

Relationship: Upstream
Observed weight: 330
ASN registration country: Latvia
Latest RIS data: 10/30/2026, 00:00:00

Open AS12578 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS12578Observed weight 330	APOLLO-AS SIA Tet	Upstream	Latvia	8/23/2019, 00:00:00	10/30/2026, 00:00:00	206	340
AS9002Observed weight 103	RETN-AS RETN Limited	Upstream	United Kingdom	8/23/2019, 00:00:00	10/30/2026, 00:00:00	280	0
AS5518Observed weight 84	TET_LV SIA Tet	Upstream	Latvia	8/23/2019, 00:00:00	10/30/2026, 00:00:00	198	0

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