Network topology

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

AS26440

Currently announcedSnapshot awaiting refresh

Sprague Operating Resources LLC · SPRAGUE-ENERGY

Last observed10/1/2026, 20:38:01Open ASN profile →

AS26440 relationship topology

Showing 2 / 2

AS26440Sprague Operating Resou…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS13536TVC-AS1 - FirstLight Fiber, Inc.

Relationship: Upstream
Observed weight: 159
ASN registration country: United States
Latest RIS data: 10/1/2026, 00:00:00

Open AS13536 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
AS13536Observed weight 159	TVC-AS1 - FirstLight Fiber, Inc.	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	202	0
AS13977Observed weight 121	CTELCO - Fidium	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	178	0

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