Network topology

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

AS17203

Currently announcedSnapshot awaiting refresh

Beresford Municipal Telephone Company · BMTC-01

Last observed9/30/2026, 19:22:25Open ASN profile →

AS17203 relationship topology

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AS17203Beresford Municipal Tel…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS13576SDNW-13576 - SDN Communications

Relationship: Upstream
Observed weight: 287
ASN registration country: United States
Latest RIS data: 11/1/2026, 16:00:00

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	IPv4	IPv6
AS13576Observed weight 287	SDNW-13576 - SDN Communications	Upstream	United States	8/19/2019, 00:00:00	11/1/2026, 16:00:00	2,286	0

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