Network topology

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

AS23030

Currently announcedSnapshot awaiting refresh

University of Houston - Downtown · UNIVERSITY-OF-HOUSTON---DOWNTOWN

Last observed10/1/2026, 11:27:57Open ASN profile →

AS23030 relationship topology

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AS23030University of Houston -…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS4557SOUTHEAST-TEXAS-GIGAPOP - Rice University

Relationship: Upstream
Observed weight: 254
ASN registration country: United States
Latest RIS data: 11/9/2026, 00:00:00

Open AS4557 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
AS4557Observed weight 254	SOUTHEAST-TEXAS-GIGAPOP - Rice University	Upstream	United States	8/21/2019, 00:00:00	11/9/2026, 00:00:00	329	0
AS3356Observed weight 2	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/21/2019, 00:00:00	11/9/2026, 00:00:00	3	0

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