Network topology

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

AS19725

Currently announcedSnapshot awaiting refresh

City Of Houston - Public Works · COHPWE

Last observed10/1/2026, 03:05:28Open ASN profile →

AS19725 relationship topology

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AS19725City Of Houston - Publi…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS394437PSLIGHTWAVE - PS Lightwave

Relationship: Upstream
Observed weight: 263
ASN registration country: United States
Latest RIS data: 11/9/2026, 00:00:00

Open AS394437 profile →

All adjacent autonomous systems

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

1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS394437Observed weight 263	PSLIGHTWAVE - PS Lightwave	Upstream	United States	8/21/2019, 00:00:00	11/9/2026, 00:00:00	325	0

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