Network topology

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

AS8609

Currently announcedSnapshot awaiting refresh

Universidade Catolica Portuguesa · UNSPECIFIED

Last observed9/29/2026, 21:55:10Open ASN profile →

AS8609 relationship topology

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AS8609Universidade Catolica P…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

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

Relationship: Upstream
Observed weight: 262
ASN registration country: Portugal
Latest RIS data: 10/30/2026, 16:00:00

Open AS15525 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS15525Observed weight 262	MEO-EMPRESAS MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.	Upstream	Portugal	8/19/2019, 00:00:00	10/30/2026, 16:00:00	337	0

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