AS38566 — NTTCT-AS-TH-AP NTTCTNET

AS38566 announces 8 IPv4 prefixes covering 13,824 addresses and 1 IPv6 prefixes.

About this network

NTTCT-AS-TH-AP is operated by NTT (Thailand) Limited.

What it's used for

• The address space carries a mix of residential broadband and enterprise/datacenter traffic, evidenced by ppp-.revip.NTT.CO.TH reverse DNS entries and netnames NTTGDC-TH (NTT Global Data Centers) and NPCL-TH (Netbay Public Company Limited).
• With 13,824 IPv4 addresses announced across 10 prefixes and only 7 observed neighbours, the ratio indicates an access and hosting network rather than a transit provider.
• Traffic consists of subscriber eyeballs for residential broadband, web/API endpoints for data center tenants, and corporate connectivity for enterprise clients like Netbay.

Notable

• Registrants align with the announcer, including NTT Thailand Limited, NTT Global Data Centers (Thailand) Limited, and Netbay Public Company Limited.
• The inventory includes space registered to Netbay Public Company Limited (netname NPCL-TH) and NTT Global Data Centers (Thailand) Limited (netname NTTGDC-TH), indicating a multi-tenant or acquired estate structure.
• The address inventory is subdivided into 10 distinct IPv4 prefixes and one IPv6 prefix, reflecting site-by-site segmentation for different service verticals.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 45.116.216.0/22
• 103.66.128.0/22
• 103.130.180.0/23
• 103.233.200.0/22
• 103.246.24.0/22
• 116.68.144.0/20
• 180.222.144.0/20
• 203.78.204.0/22
• 2403:2800::/32

Upstream networks

• AS2914 NTT America, Inc.
• AS4651 National Telecom Public Company Limited
• AS132876 Symphony Communication (Thailand) PCL.
• AS17645 ASN - NTT SINGAPORE PTE LTD
• AS24482 SG.GS

Downstream networks

• AS17978 SERVCORP AUSTRALIAN HOLDINGS LTD
• AS17645 ASN - NTT SINGAPORE PTE LTD
• AS24237 Siam City Cement Public Company Limited (SCCC)

Adjacent networks

• AS2914 NTT America, Inc.
• AS132876 Symphony Communication (Thailand) PCL.
• AS4651 National Telecom Public Company Limited
• AS17978 SERVCORP AUSTRALIAN HOLDINGS LTD
• AS17645 ASN - NTT SINGAPORE PTE LTD
• AS24482 SG.GS
• AS24237 Siam City Cement Public Company Limited (SCCC)

Internet exchanges

• Bangkok Neutral Internet Exchange — Bangkok, Thailand