AS139329#427 SPCL-AS-AP - Siam Piwat Company Limited256
AS139724#428 THAITOBACCO-AS-AP - Tobacco Authority of Thailand256
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources