Autonomous System

AS9931 National Telecom Public Company Limited

ISPActiveThailandAPNIC

AS9931 (NTPCL-AS-AP) is an ISP network operated by National Telecom Public Company Limited in Thailand, registered with APNIC. It has 629 IPv4 prefixes with 662,272 addresses and 160 IPv6 prefixes, which makes it the 570th largest of 82,141 active autonomous systems by IPv4 space.

IPv4 addresses662,272in 629 prefixes
IPv6 prefixes160≈ 1.7 × 10²⁸ addresses
Size rank#570of 82,141 active ASNs
Abuser scoreVery Low0.05% of its addresses flagged · method

Details

OrganizationNational Telecom Public Company Limited
AS nameNTPCL-AS-AP
Websitentplc.co.th
Country Thailand (TH)
Network typeISP
RegistryAPNIC
Abuse contactpitoon.p@ntplc.co.th
Registered—
Last updated2025-11-20

IPv4 prefixes

629 prefixes · 662,272 addresses
NetworkAddressesFirst – last address
114.131.0.0/1665,536114.131.0.0 – 114.131.255.255
122.154.0.0/1665,536122.154.0.0 – 122.154.255.255
122.154.128.0/1732,768122.154.128.0 – 122.154.255.255
61.7.192.0/1816,38461.7.192.0 – 61.7.255.255
122.154.64.0/1816,384122.154.64.0 – 122.154.127.255
61.19.96.0/198,19261.19.96.0 – 61.19.127.255
61.19.160.0/198,19261.19.160.0 – 61.19.191.255
61.19.192.0/198,19261.19.192.0 – 61.19.223.255
114.131.32.0/198,192114.131.32.0 – 114.131.63.255
114.131.128.0/198,192114.131.128.0 – 114.131.159.255
114.131.224.0/198,192114.131.224.0 – 114.131.255.255
122.154.32.0/198,192122.154.32.0 – 122.154.63.255
122.154.64.0/198,192122.154.64.0 – 122.154.95.255
122.154.96.0/198,192122.154.96.0 – 122.154.127.255
122.154.128.0/198,192122.154.128.0 – 122.154.159.255
122.154.160.0/198,192122.154.160.0 – 122.154.191.255
122.155.192.0/198,192122.155.192.0 – 122.155.223.255
202.129.0.0/198,192202.129.0.0 – 202.129.31.255
61.19.16.0/204,09661.19.16.0 – 61.19.31.255
61.19.32.0/204,09661.19.32.0 – 61.19.47.255
61.19.80.0/204,09661.19.80.0 – 61.19.95.255
61.19.144.0/204,09661.19.144.0 – 61.19.159.255
61.19.224.0/204,09661.19.224.0 – 61.19.239.255
110.78.0.0/204,096110.78.0.0 – 110.78.15.255
110.78.16.0/204,096110.78.16.0 – 110.78.31.255
The 25 largest of 629. The API and the database have all of them.

IPv6 prefixes

160 prefixes
  • 2001:c38:4000::/36
  • 2001:c38:9000::/36
  • 2001:c39:9000::/36
  • 2001:c38:9200::/40
  • 2001:c38:9300::/40
  • 2001:c38:9400::/40
  • 2001:c38:9500::/40
  • 2001:c38:9600::/40
  • 2001:c38:9700::/40
  • 2001:c38:920::/48
  • 2001:c38:9007::/48
  • 2001:c38:900f::/48
  • 2001:c38:9023::/48
  • 2001:c38:9024::/48
  • 2001:c38:9028::/48
  • 2001:c38:9029::/48
  • 2001:c38:902a::/48
  • 2001:c38:902e::/48
  • 2001:c38:903a::/48
  • 2001:c38:903b::/48
  • 2001:c38:903d::/48
  • 2001:c38:903e::/48
  • 2001:c38:903f::/48
  • 2001:c38:9040::/48
  • 2001:c38:9042::/48
The 25 largest of 160. The API and the database have all of them.

Query AS9931 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS9931&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS9931, with or without a key:

curl "https://api.ipapi.is/?q=114.131.0.1"

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