Network topology

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

AS19356

Currently announcedSnapshot awaiting refresh

Tohono O'Odham Utility Authority · TOUA-NOC

Last observed10/1/2026, 01:25:12Open ASN profile →

AS19356 relationship topology

Showing 2 / 2

AS19356Tohono O'Odham Utility …

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS25651Gila River Telecommunications Inc.

Relationship: Upstream
Observed weight: 259
ASN registration country: United States
Latest RIS data: 9/30/2026, 00:00:00

Open AS25651 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
AS25651Observed weight 259	Gila River Telecommunications Inc.	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	924	0
AS3356Observed weight 169	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	414	0

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