Network topology

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

AS55938

Currently announcedSnapshot awaiting refresh

Expressway Authority of Thailand · EXAT-NET-TH

Last observed10/5/2026, 06:51:59Open ASN profile →

AS55938 relationship topology

Showing 2 / 2

AS55938Expressway Authority of…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS38794UIH-BBB-AS-AP - UIH

Relationship: Upstream
Observed weight: 532
ASN registration country: Thailand
Latest RIS data: 11/8/2026, 00:00:00

Open AS38794 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
AS38794Observed weight 532	UIH-BBB-AS-AP - UIH	Upstream	Thailand	8/25/2019, 00:00:00	11/8/2026, 00:00:00	380	348
AS132280Observed weight 288	SYMPHONY-AP-TH - Symphony Communication (Thailand) PCL.	Upstream	Thailand	8/25/2019, 00:00:00	11/8/2026, 00:00:00	384	0

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