Network topology

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

AS31986

Currently announcedSnapshot awaiting refresh

Tenaska, Inc. · TENASKA-INC

Last observed10/2/2026, 10:49:05Open ASN profile →

AS31986 relationship topology

Showing 3 / 3

AS31986Tenaska, Inc.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS40107QTS-DFW - Quality Technology Services, LLC

Relationship: Upstream
Observed weight: 252
ASN registration country: United States
Latest RIS data: 10/2/2026, 00:00:00

Open AS40107 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS40107Observed weight 252	QTS-DFW - Quality Technology Services, LLC	Upstream	United States	8/21/2019, 00:00:00	10/2/2026, 00:00:00	329
AS3356Observed weight 247	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/21/2019, 00:00:00	10/2/2026, 00:00:00	321
AS7018Observed weight 12	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/21/2019, 00:00:00	10/2/2026, 00:00:00	12

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