Autonomous System

AS135566 National Telecom Public Company Limited

ISPActiveThailandAPNIC

AS135566 (NTPCL-AS-AP) is an ISP network operated by National Telecom Public Company Limited in Thailand, registered with APNIC. It has 49 IPv4 prefixes with 12,544 addresses and 6 IPv6 prefixes, which makes it the 9,045th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses12,544in 49 prefixes
IPv6 prefixes6≈ 2.5 × 10²⁵ addresses
Size rank#9,045of 82,200 active ASNs
Abuser scoreLow0.33% 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

49 prefixes · 12,544 addresses
NetworkAddressesFirst – last address
122.155.26.0/24256122.155.26.0 – 122.155.26.255
122.155.27.0/24256122.155.27.0 – 122.155.27.255
141.140.32.0/24256141.140.32.0 – 141.140.32.255
141.140.33.0/24256141.140.33.0 – 141.140.33.255
141.140.34.0/24256141.140.34.0 – 141.140.34.255
141.140.39.0/24256141.140.39.0 – 141.140.39.255
164.115.48.0/24256164.115.48.0 – 164.115.48.255
202.139.197.0/24256202.139.197.0 – 202.139.197.255
202.139.198.0/24256202.139.198.0 – 202.139.198.255
202.139.199.0/24256202.139.199.0 – 202.139.199.255
202.139.200.0/24256202.139.200.0 – 202.139.200.255
202.139.201.0/24256202.139.201.0 – 202.139.201.255
202.139.204.0/24256202.139.204.0 – 202.139.204.255
202.139.205.0/24256202.139.205.0 – 202.139.205.255
202.139.206.0/24256202.139.206.0 – 202.139.206.255
202.139.207.0/24256202.139.207.0 – 202.139.207.255
202.139.208.0/24256202.139.208.0 – 202.139.208.255
202.139.209.0/24256202.139.209.0 – 202.139.209.255
202.139.210.0/24256202.139.210.0 – 202.139.210.255
202.139.211.0/24256202.139.211.0 – 202.139.211.255
202.139.212.0/24256202.139.212.0 – 202.139.212.255
202.139.213.0/24256202.139.213.0 – 202.139.213.255
202.139.215.0/24256202.139.215.0 – 202.139.215.255
202.139.216.0/24256202.139.216.0 – 202.139.216.255
202.139.217.0/24256202.139.217.0 – 202.139.217.255
The 25 largest of 49. The API and the database have all of them.

IPv6 prefixes

6 prefixes
  • 2001:c38:90a0::/44
  • 2001:c38:90a9::/48
  • 2001:c38:90aa::/48
  • 2001:c38:90ab::/48
  • 2001:c38:90ae::/48
  • 2001:c38:90af::/48

Query AS135566 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=AS135566&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS135566, with or without a key:

curl "https://api.ipapi.is/?q=122.155.26.1"

Other networks of National Telecom Public Company Limited

AS9931 National Telecom Public Company Limited659,968 IPv4 addressesAS131090 National Telecom Public Company Limited388,352 IPv4 addressesAS9335 National Telecom Public Company Limited62,208 IPv4 addressesAS4651 National Telecom Public Company Limited10,240 IPv4 addresses

Largest networks in Thailand

AS23969 TOT Public Company Limited5,584,896 IPv4 addressesAS7470 TRUE INTERNET CORPORATION CO. LTD.3,673,600 IPv4 addressesAS17552 TRUE INTERNET CORPORATION CO. LTD.1,666,560 IPv4 addressesAS45758 ADVANCED WIRELESS NETWORK COMPANY LIMITED940,800 IPv4 addressesAS4618 Internet Thailand Company Ltd.760,320 IPv4 addressesAS9931 National Telecom Public Company Limited659,968 IPv4 addresses