Network topology

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

AS3474

Currently announcedSnapshot awaiting refresh

United States Department of Defense (DoD) · DNIC-AS-03474

Last observed9/29/2026, 10:34:18Open ASN profile →

AS3474 relationship topology

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AS3474United States Departmen…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS27138United States Department of Defense (DoD)

Relationship: Upstream
Observed weight: 254
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

Open AS27138 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
AS27138Observed weight 254	United States Department of Defense (DoD)	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	1,992	0

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