Network topology

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

AS40049

Currently announcedSnapshot awaiting refresh

Education Service Center, Region 2 · ESC-2

Last observed10/3/2026, 08:17:48Open ASN profile →

AS40049 relationship topology

Showing 2 / 2

AS40049Education Service Cente…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3356LEVEL3 - Level 3 Parent, LLC

Relationship: Upstream
Observed weight: 207
ASN registration country: United States
Latest RIS data: 10/3/2026, 00:00:00

Open AS3356 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS3356Observed weight 207	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	269	0
AS23486Observed weight 50	NETSPAN - Foremost Telecommunications	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	63	0

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