Network topology

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

AS11240

Currently announcedSnapshot awaiting refresh

AccessATC · ATC-BROADBAND

Last observed10/31/2026, 06:00:59Open ASN profile →

AS11240 relationship topology

Showing 4 / 4

AS11240AccessATC

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS1299TWELVE99 Arelion Sweden AB

Relationship: Upstream
Observed weight: 379
ASN registration country: Sweden
Latest RIS data: 10/30/2026, 00:00:00

Open AS1299 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS1299Observed weight 379	TWELVE99 Arelion Sweden AB	Upstream	Sweden	8/19/2019, 00:00:00	10/30/2026, 00:00:00	4,680	197
AS394473Observed weight 185	Brantley Telephone Company, Inc.	Downstream	United States	8/19/2019, 00:00:00	10/30/2026, 00:00:00	1,419	0
AS174Observed weight 158	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	10/30/2026, 00:00:00	1,938	0
AS2914Observed weight 153	NTT-DATA-2914 - NTT America, Inc.	Upstream	United States	8/19/2019, 00:00:00	10/30/2026, 00:00:00	1,344	131

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