Network topology

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

AS345

Currently announcedSnapshot awaiting refresh

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

Last observed9/29/2026, 06:16:04Open ASN profile →

AS345 relationship topology

Showing 3 / 3

AS345United States Departmen…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS27153United States Department of Defense (DoD)

Relationship: Upstream
Observed weight: 1,009
ASN registration country: United States
Latest RIS data: 9/28/2026, 00:00:00

Open AS27153 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS27153Observed weight 1,009	United States Department of Defense (DoD)	Upstream	United States	8/19/2019, 00:00:00	9/28/2026, 00:00:00	1,650	0
AS306Observed weight 344	DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)	Upstream	United States	8/19/2019, 00:00:00	9/28/2026, 00:00:00	1,982	337
AS5974Observed weight 254	United States Department of Defense (DoD)	Upstream	United States	8/19/2019, 00:00:00	9/28/2026, 00:00:00	331	0

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