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AS138204 Sophon Broadband Networks co.,ltd

SURF-AS-AP - Sophon Broadband Networks co.,ltd · registered in Thailand

IPv4 addresses5122 prefixes · <0.001% of announced IPv4
Rank in Thailand#318largest network in TH by IPv4 space, of 460 · <0.01% of TH
Rank worldwide#53,916of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryThailand465 ASNs registered there

IPv4 prefixes

All 2 prefixes, in address order.

  • 103.122.45.0/24
  • 103.141.232.0/24

Similar-sized networks in Thailand

ASNNameIPv4 addresses
AS137919#315 BTS-AS-AP - BTS Building, 1000 Phahonyothin Rd., Chomphon, Chatuchak Bangkok 10900 Thailand512
AS137977#316 CSONETOONE-AS-AP - ONE TO ONE CONTACTS PUBLIC COMPANY LIMITED descr: Bangkok512
AS138003#317 RPCA-AS-AP - Royal Police Cadet Academy512
AS138422#319 ITC-AS-AP - Unit 3910 Tower 2, 39th Fl. Empire Tower Building, 1 Sathorn Sathorn Rd. Sathorn Bangkok 10120512
AS138427#320 TINT-AS-AP - Thailand Institute of Nuclear Technology (Public Organization)512
AS138618#321 THANACHARTSEC-TH-AS - Thanachart Securities Public Company Limited512

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