Network topology

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

AS43064

Currently announcedSnapshot awaiting refresh

Teixeira Duarte - Engenharia e Construcoes, S.A. · TEIXEIRAEDUARTE-AS

Last observed10/3/2026, 17:12:43Open ASN profile →

AS43064 relationship topology

Showing 2 / 2

AS43064Teixeira Duarte - Engen…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS15525MEO-EMPRESAS MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.

Relationship: Upstream
Observed weight: 178
ASN registration country: Portugal
Latest RIS data: 10/3/2026, 00:00:00

Open AS15525 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
AS15525Observed weight 178	MEO-EMPRESAS MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.	Upstream	Portugal	8/23/2019, 00:00:00	10/3/2026, 00:00:00	244	0
AS12353Observed weight 102	VODAFONE-PT Vodafone Portugal - Communicacoes Pessoais S.A.	Upstream	Portugal	8/23/2019, 00:00:00	10/3/2026, 00:00:00	134	0

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