Network topology

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

AS15204

Currently announcedSnapshot awaiting refresh

INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. · ITC-SD-01

Last observed10/23/2026, 11:23:27Open ASN profile →

AS15204 relationship topology

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AS15204INTERSTATE TELECOMMUNIC…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS13576SDNW-13576 - SDN Communications

Relationship: Upstream
Observed weight: 559
ASN registration country: United States
Latest RIS data: 10/20/2026, 00:00:00

Open AS13576 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	Visible prefixes	Collectors
AS13576Observed weight 559	SDNW-13576 - SDN Communications	Upstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	52	1

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