Network topology

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

AS33203

Currently announcedSnapshot awaiting refresh

2CRSI - 2CRSI Corporation · 2CRSI

Last observed10/2/2026, 14:36:31Open ASN profile →

AS33203 relationship topology

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AS332032CRSI Corporation

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS13536TVC-AS1 - FirstLight Fiber, Inc.

Relationship: Upstream
Observed weight: 379
ASN registration country: United States
Latest RIS data: 10/2/2026, 00:00:00

Open AS13536 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
AS13536Observed weight 379	TVC-AS1 - FirstLight Fiber, Inc.	Upstream	United States	8/21/2019, 00:00:00	10/2/2026, 00:00:00	374	334

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