Network topology

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

AS13673

Currently announcedSnapshot awaiting refresh

FAIRPO-3 - Fidium · FAIRPO-3

Last observed9/30/2026, 09:45:56Open ASN profile →

AS13673 relationship topology

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AS13673Fidium

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS13977CTELCO - Fidium

Relationship: Upstream
Observed weight: 387
ASN registration country: United States
Latest RIS data: 9/30/2026, 00:00:00

Open AS13977 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS13977Observed weight 387	CTELCO - Fidium	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	1,670	0

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