Network topology

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

AS18555

Currently announcedSnapshot awaiting refresh

The Art Institute of Chicago · THE-ART-INST

Last observed9/30/2026, 22:37:46Open ASN profile →

AS18555 relationship topology

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AS18555The Art Institute of Ch…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6461ZAYO-6461 - Zayo Bandwidth

Relationship: Upstream
Observed weight: 396
ASN registration country: United States
Latest RIS data: 9/30/2026, 00:00:00

Open AS6461 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS6461Observed weight 396	ZAYO-6461 - Zayo Bandwidth	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	528
AS6079Observed weight 71	RCN-AS - RCN	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	87
AS22335Observed weight 51	MREN - Metropolitan Research and Education Network	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	58

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