Network topology

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

AS64421

Currently announcedSnapshot awaiting refresh

SERTEX-AS SERTEX SIA · SERTEX-AS

Last observed10/6/2026, 14:09:14Open ASN profile →

AS64421 relationship topology

Showing 2 / 2

AS64421SERTEX-AS SERTEX SIA

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS9002RETN-AS RETN Limited

Relationship: Upstream
Observed weight: 404
ASN registration country: United Kingdom
Latest RIS data: 10/6/2026, 00:00:00

Open AS9002 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
AS9002Observed weight 404	RETN-AS RETN Limited	Upstream	United Kingdom	8/25/2019, 00:00:00	10/6/2026, 00:00:00	664	327
AS24651Observed weight 16	LVBALTICOM-AS JSC BALTICOM	Upstream	Latvia	8/25/2019, 00:00:00	10/6/2026, 00:00:00	0	20

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