Network topology

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

AS1416

Currently announcedSnapshot awaiting refresh

Chicago Public Schools · CHICAGO-PUBLIC-SCHOOLS

Last observed9/29/2026, 07:48:27Open ASN profile →

AS1416 relationship topology

Showing 2 / 2

AS1416Chicago Public Schools

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS7018ATT-INTERNET4 - AT&T Enterprises, LLC

Relationship: Upstream
Observed weight: 282
ASN registration country: United States
Latest RIS data: 11/11/2026, 00:00:00

Open AS7018 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
AS7018Observed weight 282	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/19/2019, 00:00:00	11/11/2026, 00:00:00	2,943	0
AS6325Observed weight 250	Illinois Century Network	Upstream	United States	8/19/2019, 00:00:00	11/11/2026, 00:00:00	326	0

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