Thailand

Autonomous systems and IP prefixes registered in Thailand.

Registered ASNs

613

IPv4 Prefixes

28,204

IPv6 Prefixes

610

Largest Networksby registered prefixes

#	ASN	Name	Prefixes
1	AS199884	RIPENCCracktech RACKTECH CO., LTD.	370
2	AS23969	APNICTOT-NET TOT Public Company Limited	356
3	AS4750	APNICCSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPANY LIMITED	242
4	AS45458	APNICSBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-NIX	162
5	AS4618	APNICINET-TH-AS Internet Thailand Company Limited	110
6	AS7470	APNICTRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.	110
7	AS9931	APNICNTPCL-AS-AP National Telecom Public Company Limited	97
8	AS9891	APNICCSLOX-IDC-AS-AP CS LOXINFO Public Company Limited.	57
9	AS133481	APNICAIS-FIBRE-AS-AP AIS Fibre	55
10	AS58955	APNICBANGMODENTERPRISE-TH Bangmod Enterprise Co., Ltd.	52
11	AS38794	APNICUIH-BBB-AS-AP UIH	51
12	AS23884	APNICPROENNET-AS Proen Corp Public Company Limited.	45
13	AS56309	APNICSIAMDATA-TH Siamdata Communication Co.,Ltd.	40
14	AS132280	APNICSYMPHONY-AP-TH Symphony Communication Thailand PCL.	37
15	AS17887	APNICTCCT-AS-TH-AP T.C.C. Technology Co., Ltd.	35
16	AS9287	APNICAIDC-AS-AP Arise IDC Company Limited	33
17	AS131293	APNICTOT-LLI-AS-AP TOT Public Company Limited	31
18	AS24187	APNICKIRZ-AS-TH KIRZ Service Provider	30
19	AS215748	RIPENCCWesteros Westeros Communications (THAILAND) CO., LTD.	27
20	AS63989	APNICDE-CORP DE-CORP	25
21	AS132300	APNICNIPA-AS-TH NIPA TECHNOLOGY CO., LTD	25
22	AS55423	APNICJASTEL-NETWORK-TH-IDC-AP JasTel Network	24
23	AS142299	APNICCLOUDFORESTCOLTD-AS-AP CLOUDFOREST CO., LTD.	23
24	AS147176	APNICNNECL-AS-AP NZ Network Enterprise Co., Ltd.	22
25	AS9335	APNICNTPCL-AS-AP National Telecom Public Company Limited	19
26	AS45758	APNICAWN-CO-LTD-AS-AP Advanced Wireless Network Company Limited	19
27	AS146996	APNICDEX-AS-AP DEXSERVER	18
28	AS17552	APNICTRUEONLINE-AS-AP True Online	17
29	AS7693	APNICCOMNET-TH KSC Commercial Internet Co. Ltd.	16
30	AS45430	APNICSBN-AWN-IIG-AS-AP SBN-IIGAWN-IIG transit provider	16
31	AS59238	APNICINOX-TH Innovative Extremist Co., Ltd.	15
32	AS134240	APNICSBN-ISP-AS-AP Super Broadband Network Company Limited	15
33	AS136523	APNICCOLODEE-AS-AP COLODEE DIGITAL NETWORK CO.,LTD.	15
34	AS153996	APNICVICL-AS-AP VP InfoTech Co., Ltd.	13
35	AS4621	APNICUNINET-AS-AP UNINET-	12
36	AS63940	APNICDRAGONHISPEED-AS-AP dragonhispeed	12
37	AS133504	APNICPCLONET-AS-AP PAOCLOUD CO., LTD.	12
38	AS4767	APNICAIT-CS-ASN Computer Science	10
39	AS7630	APNICKASIKORNBANK-AS-AP KASIKORNBANK PUBLIC COMPANY LIMITED	10
40	AS23932	APNICWINTH-AS-AP Internet Service Provider	10
41	AS38566	APNICNTTCT-AS-TH-AP NTTCTNET	10
42	AS45455	APNICTH-2S1N-AP Two S One N Co Ltd, Internet Service Provider and IT Solutions	10
43	AS45530	APNICAGODA-AS-AP Agoda Company Pte. Ltd.	10
44	AS149766	APNICYUT-AS-AP Y.U.T Corporate Company Limited	10
45	AS38444	APNICSUPERBROADBANDNETWORK-AS-AP Super Broadband Network	9
46	AS131447	APNICPOP-IDC-TH POPIDC powered by CSLoxinfo	9
47	AS135381	APNICSIS-AS-AP SiS Distribution Thailand Public Company Limited descr: @Genesis Data Center	9
48	AS4651	APNICNTPCL-AS-AP National Telecom Public Company Limited	8
49	AS7616	APNICJASTEL-NETWORK-IDC JasTel Network	8
50	AS9587	APNICREALFUTURE-AS-AP Real Future Company Limited	8
51	AS45652	APNICVPLS VPLS ASIA	8
52	AS134166	APNICTOT-IDC-AS-AP Internet Data Center Service	8
53	AS138156	APNICCSNE-NETPLAY-AS CSNE Co., Ltd.	8
54	AS4741	APNICSAMART-INFONET-AS Samart Infonet Co., Ltd.	7
55	AS45441	APNICSHEEPLINK-TH SheepLink Co.,Ltd.	7
56	AS55403	APNICPTTDIGITAL-AS-AP PTT Digital Solutions Company Limited	7
57	AS133760	APNICEXTREME-AS-AP Electronics Extreme Co., Ltd	7
58	AS202828	RIPENCCASPATCHA Patcharakorn Communication Limited Partnership	7
59	AS18256	APNICBAY-AS-AP Bank of Ayudhya Public Company Limited.	6
60	AS59374	APNICBANGMODENTERPRISE-AS-AP Bangmod Enterprise	6
61	AS138466	APNICDATAMOSSA-AS-AP DataMossa Co., Ltd.	6
62	AS138524	APNICAWN-CO-LTD-AS-AP Advanced Wireless Network Company Limited	6
63	AS154117	APNICMEKHA-AS-AP Mekha Cloud Company Limited	6
64	AS24060	APNICKTB-KTBCS-TH KTB COMPUTER SERVICES COMPANY LIMITED	5
65	AS24378	APNICENGTAC-AS-TH-AP Total Access Communication PLC.	5
66	AS45142	APNICLOXLEYBB-TH-AS-AP Loxley Wireless Co. Ltd.	5
67	AS45413	APNICSERVENET-AS-TH-AP ServeNET Solution Limited Partnership	5
68	AS45581	APNICINFONET-THAI-TH-AP INFONET THAILAND ISP	5
69	AS45629	APNICJASTEL-NETWORK-TH-AP JasTel Network International Gateway	5
70	AS45796	APNICUIH-BBCONNECT-AS-AP UIH BB Connect	5
71	AS63528	APNICBKNIX-AS-AP Bangkok Neutral Internet Exchange	5
72	AS63972	APNICSOCIAL-TH 8828 Moo 4 Tiwanont Road Nonta-Buri Province 11000	5
73	AS135063	APNICPOPNIXCO-AS-AP POP NIX COMPANY LIMITED	5
74	AS135290	APNICSAN-AS-AP SAN-IDC	5
75	AS136565	APNICCYBERWORLD CyberWorld	5
76	AS137566	APNICDATAZONE-AS-AP Data Zone Company Limited	5
77	AS140699	APNICROYALTHAIARMY-AS-AP Royal Thai Army	5
78	AS140867	APNICIGCL-AS-AP International gateway co., Ltd	5
79	AS152465	APNICUOB-AS-AP United Overseas Bank Thai Public Company Limited	5
80	AS4776	APNICANET-TH-AP A-Net Co., Ltd.	4
81	AS17827	APNICSTOU-AS-TH Sukhothai Thammathirat Open University	4
82	AS23974	APNICMOE-AS-AP Ministry of education	4
83	AS24190	APNICSET-AS-TH The Stock Exchange of Thailand	4
84	AS24455	APNICSIAMCEMENT-AS-TH The Siam Cement Group	4
85	AS24465	APNICKSEC-AP Kasikorn Securities PCL	4
86	AS45800	APNICSSRU-AS-AP Suan sunandha Rajabhat University, which is one university in Thailand	4
87	AS56067	APNICMETRABYTE-TH 453 Ladplacout Jorakhaebua	4
88	AS56120	APNICTOT-MOBILE-AS-AP TOT Public Company Limited	4
89	AS133848	APNICAWN-IDC-AS Internet Datacenter Network	4
90	AS134086	APNICETDA-AS Electronic Transactions Development Agency	4
91	AS135419	APNICCABLECONNECT1-AS-AP Cableconnect Co.,Ltd	4
92	AS136393	APNICSYMPHONY-AS-AP Symphony Communication Thailand PCL.	4
93	AS138685	APNICMWSO-AS-AP Mahidol Wittayanusorn School	4
94	AS140985	APNICGISCL-AS-AP Global Innovative Solution Co., LTD	4
95	AS150787	APNICCGCL-AS CHANNEL G COMPANY LIMITED	4
96	AS3839	APNICERX-CHULANET Chulalongkorn University	3
97	AS7588	APNICPUBNET-TH-AS Thailand Public backbone Network	3
98	AS9411	APNICNONTRINET-AS-AP Kasetsart University, Thailand	3
99	AS9464	APNICPSU-TH-AS-AP Prince of Songkla University SritrangNET	3
100	AS14099	ARINOTTOH - otto Host LLC	3

Threat map: malicious IPs in Thailand

104 flagged IPv4 networks on 2026-10-11, #34 of 179 countries; 11.6 per million allocated IPv4 addresses (#32 by rate).

IP Address Transfers

Last 12 months: 24 registry transfers involving organisations in Thailand, 126K IPv4 addresses.

IPv4 received from

IPv4 sent to

No IPv4 sent to other countries.

AS152461Transfer · 2026-10-10
United Information Highway Co.,Ltd.
🇹🇭 TH APNIC
→
Department of Lands
🇹🇭 TH APNIC
203.89.116.0/22Transfer · 2026-09-29
HI INTERNET COMPANY LIMITED
🇹🇭 TH APNIC
→
Horizon Cable Communication Co.,Ltd.
🇹🇭 TH APNIC
103.83.200.0/22Transfer · 2026-09-29
HI INTERNET COMPANY LIMITED
🇹🇭 TH APNIC
→
Horizon Cable Communication Co.,Ltd.
🇹🇭 TH APNIC
103.82.248.0/22Transfer · 2026-09-25
PlayVillage Co.,Ltd.
🇹🇭 TH APNIC
→
Dot Enterprise Co.,Ltd.
🇹🇭 TH APNIC
203.173.80.0/21Transfer · 2026-09-18
Foresightwave INC.
🇯🇵 JP APNIC
→
READYIDC CO., LTD.
🇹🇭 TH APNIC
AS57952inter-RIRTransfer · 2026-09-18
"Krasnoyarsk network" Ltd.
🇷🇺 RU RIPE NCC
→
Vivi23 Co.,Ltd
🇹🇭 TH APNIC
AS6662Transfer · 2026-09-16
Vivi23 Co.,Ltd
🇹🇭 TH APNIC
→
HENGDA NETWORK LIMITED
🇭🇰 HK APNIC
143.246.32.0/22inter-RIRTransfer · 2026-08-18
Muskingum University
🇺🇸 US ARIN
→
UNITED INFORMATION HIGHWAY CO., LTD
🇹🇭 TH APNIC
167.104.176.0/20inter-RIRTransfer · 2026-08-06
Navient Solutions, LLC
🇺🇸 US ARIN
→
UNITED INFORMATION HIGHWAY CO., LTD.
🇹🇭 TH APNIC
AS9562Transfer · 2026-07-24
ANET Co., Ltd.
🇹🇭 TH APNIC
→
Office of Info.Tech. Admin. for Educational Development
🇹🇭 TH APNIC

Date	Resource	From	To	Type
2026-10-10	AS152461	United Information Highway Co.,Ltd. 🇹🇭 TH APNIC	Department of Lands 🇹🇭 TH APNIC	Transfer
2026-09-29	203.89.116.0/22	HI INTERNET COMPANY LIMITED 🇹🇭 TH APNIC	Horizon Cable Communication Co.,Ltd. 🇹🇭 TH APNIC	Transfer
2026-09-29	103.83.200.0/22	HI INTERNET COMPANY LIMITED 🇹🇭 TH APNIC	Horizon Cable Communication Co.,Ltd. 🇹🇭 TH APNIC	Transfer
2026-09-25	103.82.248.0/22	PlayVillage Co.,Ltd. 🇹🇭 TH APNIC	Dot Enterprise Co.,Ltd. 🇹🇭 TH APNIC	Transfer
2026-09-18	203.173.80.0/21	Foresightwave INC. 🇯🇵 JP APNIC	READYIDC CO., LTD. 🇹🇭 TH APNIC	Transfer
2026-09-18	AS57952inter-RIR	"Krasnoyarsk network" Ltd. 🇷🇺 RU RIPE NCC	Vivi23 Co.,Ltd 🇹🇭 TH APNIC	Transfer
2026-09-16	AS6662	Vivi23 Co.,Ltd 🇹🇭 TH APNIC	HENGDA NETWORK LIMITED 🇭🇰 HK APNIC	Transfer
2026-08-18	143.246.32.0/22inter-RIR	Muskingum University 🇺🇸 US ARIN	UNITED INFORMATION HIGHWAY CO., LTD 🇹🇭 TH APNIC	Transfer
2026-08-06	167.104.176.0/20inter-RIR	Navient Solutions, LLC 🇺🇸 US ARIN	UNITED INFORMATION HIGHWAY CO., LTD. 🇹🇭 TH APNIC	Transfer
2026-07-24	AS9562	ANET Co., Ltd. 🇹🇭 TH APNIC	Office of Info.Tech. Admin. for Educational Development 🇹🇭 TH APNIC	Transfer

IPv4 transfers in Thailand →All transfers for Thailand →Global IPv4 transfer market →

🇹🇭Thailand