Network topology

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

AS18252

Currently announcedSnapshot awaiting refresh

NTPCL-AS-AP - National Telecom Public Company Limited · NTPCL-AS-AP

Last observed10/19/2026, 02:02:32Open ASN profile →

AS18252 relationship topology

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AS18252National Telecom Public…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS9931NTPCL-AS-AP - National Telecom Public Company Limited

Relationship: Upstream
Observed weight: 297
ASN registration country: Thailand
Latest RIS data: 10/18/2026, 00:00:00

Open AS9931 profile →

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS9931Observed weight 297	NTPCL-AS-AP - National Telecom Public Company Limited	Upstream	Thailand	8/19/2019, 00:00:00	10/18/2026, 00:00:00	761	0
AS45458Observed weight 280	SBN-AWN-AS-02-AP - SBN-ISP/AWN-ISP and SBN-NIX/AWN-NIX	Upstream	Thailand	8/19/2019, 00:00:00	10/18/2026, 00:00:00	362	0

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