Network topology

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

AS30138

Currently announcedSnapshot awaiting refresh

Artech Information Systems LLC · ARTECH-INFO

Last observed10/2/2026, 06:16:41Open ASN profile →

AS30138 relationship topology

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AS30138Artech Information Syst…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS54004LIGHTPATH - Cablevision Lightpath LLC

Relationship: Upstream
Observed weight: 243
ASN registration country: United States
Latest RIS data: 10/28/2026, 00:00:00

Open AS54004 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
AS54004Observed weight 243	LIGHTPATH - Cablevision Lightpath LLC	Upstream	United States	8/21/2019, 00:00:00	10/28/2026, 00:00:00	316	0
AS8001Observed weight 14	COLOGIX - Cologix, Inc	Upstream	United States	8/21/2019, 00:00:00	10/28/2026, 00:00:00	17	0

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