Network topology

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

AS18220

Currently announcedSnapshot awaiting refresh

Australian Defence Organisation · AUS-DEFENCE-AS-AP

Last observed9/30/2026, 21:50:26Open ASN profile →

AS18220 relationship topology

Showing 2 / 2

AS18220Australian Defence Orga…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS38809VOCUS-VAS-AU - Vocus Advanced Services

Relationship: Upstream
Observed weight: 487
ASN registration country: Australia
Latest RIS data: 10/31/2026, 00:00:00

Open AS38809 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
AS38809Observed weight 487	VOCUS-VAS-AU - Vocus Advanced Services	Upstream	Australia	8/19/2019, 00:00:00	10/31/2026, 00:00:00	1,454	292
AS7474Observed weight 114	OPTUSCOM-AS01-AU - SingTel Optus Pty Ltd	Upstream	Australia	8/19/2019, 00:00:00	10/31/2026, 00:00:00	203	67

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