Network topology

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

AS27609

Currently announcedSnapshot awaiting refresh

USC-University Hospital · USC-UNIVERSITY-HOSPITAL

Last observed10/1/2026, 23:43:49Open ASN profile →

AS27609 relationship topology

Showing 2 / 2

AS27609USC-University Hospital

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS226LOS-NETTOS-AS - Los Nettos

Relationship: Upstream
Observed weight: 181
ASN registration country: United States
Latest RIS data: 10/1/2026, 00:00:00

Open AS226 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
AS226Observed weight 181	LOS-NETTOS-AS - Los Nettos	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	9,990	0
AS46887Observed weight 75	CROWNCASTLE-AS46887 - Crown Castle Fiber LLC	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	4,950	0

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