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
• AS17645 ASN - NTT SINGAPORE PTE LTD
• AS132876 Symphony Communication (Thailand) PCL.
• AS6939 Hurricane Electric LLC
• 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

• AS132876 Symphony Communication (Thailand) PCL.
• AS2914 NTT America, Inc.
• AS4651 National Telecom Public Company Limited
• AS17978 SERVCORP AUSTRALIAN HOLDINGS LTD
• AS17645 ASN - NTT SINGAPORE PTE LTD
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS24237 Siam City Cement Public Company Limited (SCCC)

Routing security

• RPKI: 9 valid, 0 invalid and 2 not-found announcements; 15 ROAs.
• ASPA: none published.
• IRR: 91% of announcements registered; 176 route objects.
• Listed in as-sets: AS-132280, AS-132876, AS-139628-TRANSIT, AS-38566, AS-38566, AS-38566:AS-EIS-TH-V6, AS-45642, AS-45903, AS-45903, AS-59318-AS-KH, AS-63529-AS-IMPORT-AS38566, AS-ANC-CUSTOMER-PROXY-REGISTER, AS-BBCONNECT, AS-BKNIX-RS, AS-GLOBEINTERNET-CLIENTS, AS-GLOBEINTERNET-CLIENTS, AS-HANABI-CLPROTECT, AS-HANOITELECOM, AS-HGC-INTL, AS-HURRICANE, AS-HURRICANEV6, AS-HUTCHCITY, AS-KDDCUSTOMER2, AS-KORNETBGP, AS-SBN-IIG.

Internet exchanges

• Bangkok Neutral Internet Exchange — Bangkok, Thailand