Network topology

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

AS331

Currently announcedSnapshot awaiting refresh

United States Department of Defense (DoD) · DNIC-ASBLK-00306-00371

Last observed11/1/2026, 00:00:36Open ASN profile →

AS331 relationship topology

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AS331United States Departmen…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS306DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)

Relationship: Upstream
Observed weight: 359
ASN registration country: United States
Latest RIS data: 10/31/2026, 00:00:00

Open AS306 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
AS306Observed weight 359	DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)	Upstream	United States	8/19/2019, 00:00:00	10/31/2026, 00:00:00	1,638	332

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