Autonomous System

AS24158 Taiwan Mobile Co., Ltd.

ISPActiveTaiwanAPNIC

AS24158 (taiwanmobile-as) is an ISP network operated by Taiwan Mobile Co., Ltd. in Taiwan, registered with APNIC. It has 544 IPv4 prefixes with 542,720 addresses and 504 IPv6 prefixes, which makes it the 645th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses542,720in 544 prefixes
IPv6 prefixes504≈ 1.8 × 10²⁷ addresses
Size rank#645of 82,200 active ASNs
Abuser scoreLow0.15% of its addresses flagged · method

Details

OrganizationTaiwan Mobile Co., Ltd.
AS nametaiwanmobile-as
Websitetaiwanmobile.com
Country Taiwan (TW)
Network typeISP
RegistryAPNIC
Abuse contactkatchan@taiwanmobile.com
Registered—
Last updated2025-11-06

IPv4 prefixes

544 prefixes · 542,720 addresses
NetworkAddressesFirst – last address
124.29.144.0/204,096124.29.144.0 – 124.29.159.255
49.214.0.0/221,02449.214.0.0 – 49.214.3.255
49.214.4.0/221,02449.214.4.0 – 49.214.7.255
49.214.8.0/221,02449.214.8.0 – 49.214.11.255
49.214.12.0/221,02449.214.12.0 – 49.214.15.255
49.214.16.0/221,02449.214.16.0 – 49.214.19.255
49.214.20.0/221,02449.214.20.0 – 49.214.23.255
49.215.0.0/221,02449.215.0.0 – 49.215.3.255
49.215.4.0/221,02449.215.4.0 – 49.215.7.255
49.215.8.0/221,02449.215.8.0 – 49.215.11.255
49.215.12.0/221,02449.215.12.0 – 49.215.15.255
49.215.16.0/221,02449.215.16.0 – 49.215.19.255
49.215.20.0/221,02449.215.20.0 – 49.215.23.255
49.215.24.0/221,02449.215.24.0 – 49.215.27.255
49.215.28.0/221,02449.215.28.0 – 49.215.31.255
49.215.32.0/221,02449.215.32.0 – 49.215.35.255
49.215.36.0/221,02449.215.36.0 – 49.215.39.255
49.215.40.0/221,02449.215.40.0 – 49.215.43.255
49.215.44.0/221,02449.215.44.0 – 49.215.47.255
49.215.48.0/221,02449.215.48.0 – 49.215.51.255
49.215.52.0/221,02449.215.52.0 – 49.215.55.255
49.215.56.0/221,02449.215.56.0 – 49.215.59.255
49.215.60.0/221,02449.215.60.0 – 49.215.63.255
49.215.64.0/221,02449.215.64.0 – 49.215.67.255
49.215.68.0/221,02449.215.68.0 – 49.215.71.255
The 25 largest of 544. The API and the database have all of them.

IPv6 prefixes

504 prefixes
  • 2402:7500:600::/40
  • 2402:7500:800::/40
  • 2402:7500:900::/40
  • 2402:7500:a00::/40
  • 2402:7500:400::/48
  • 2402:7500:401::/48
  • 2402:7500:402::/48
  • 2402:7500:403::/48
  • 2402:7500:404::/48
  • 2402:7500:405::/48
  • 2402:7500:406::/48
  • 2402:7500:407::/48
  • 2402:7500:468::/48
  • 2402:7500:469::/48
  • 2402:7500:46a::/48
  • 2402:7500:46b::/48
  • 2402:7500:46c::/48
  • 2402:7500:46d::/48
  • 2402:7500:46e::/48
  • 2402:7500:46f::/48
  • 2402:7500:470::/48
  • 2402:7500:471::/48
  • 2402:7500:472::/48
  • 2402:7500:473::/48
  • 2402:7500:474::/48
The 25 largest of 504. The API and the database have all of them.

Query AS24158 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=AS24158&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS24158, with or without a key:

curl "https://api.ipapi.is/?q=124.29.144.1"

Largest networks in Taiwan

AS3462 Chunghwa Telecom Co., Ltd.16,360,192 IPv4 addressesAS1659 This aut-num object created as part of6,634,240 IPv4 addressesAS4780 Digital United Inc.5,156,608 IPv4 addressesAS9924 Taiwan Fixed Network CO.,LTD.4,313,600 IPv4 addressesAS9919 New Century InfoComm Tech Co., Ltd.3,134,976 IPv4 addressesAS9674 Far EastTone Telecommunication Co., Ltd.2,298,624 IPv4 addresses