Network topology

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

AS1657

Currently announcedSnapshot awaiting refresh

University of Louisville · LOUISVILLE

Last observed9/29/2026, 08:10:38Open ASN profile →

AS1657 relationship topology

Showing 2 / 2

AS1657University of Louisville

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3714Kentucky Educational Computing Network

Relationship: Upstream
Observed weight: 304
ASN registration country: United States
Latest RIS data: 9/29/2026, 00:00:00

Open AS3714 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
AS3714Observed weight 304	Kentucky Educational Computing Network	Upstream	United States	8/19/2019, 00:00:00	9/29/2026, 00:00:00	466	310
AS49915Observed weight 259	MEGAPORT Megaport (UK) Limited	Upstream	Ireland	8/19/2019, 00:00:00	9/29/2026, 00:00:00	329	0

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