Autonomous System

AS24165 UNION BROADBAND NETWORK

ISPActiveTaiwanAPNIC

AS24165 (UBBNET-AS-TW) is an ISP network operated by UNION BROADBAND NETWORK in Taiwan, registered with APNIC. It has 54 IPv4 prefixes with 64,256 addresses and 3 IPv6 prefixes, which makes it the 3,909th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses64,256in 54 prefixes
IPv6 prefixes3≈ 5.0 × 10²⁷ addresses
Size rank#3,909of 82,200 active ASNs
Abuser scoreLow0.33% of its addresses flagged · method

Details

OrganizationUNION BROADBAND NETWORK
AS nameUBBNET-AS-TW
Websitetaiwanmobile.com
Country Taiwan (TW)
Network typeISP
RegistryAPNIC
Abuse contactabuse@twmbroadband.net
Registered—
Last updated2025-11-06

IPv4 prefixes

54 prefixes · 64,256 addresses
NetworkAddressesFirst – last address
49.158.104.0/212,04849.158.104.0 – 49.158.111.255
49.159.96.0/212,04849.159.96.0 – 49.159.103.255
49.159.112.0/212,04849.159.112.0 – 49.159.119.255
49.159.120.0/212,04849.159.120.0 – 49.159.127.255
61.64.16.0/212,04861.64.16.0 – 61.64.23.255
115.165.200.0/212,048115.165.200.0 – 115.165.207.255
115.165.248.0/212,048115.165.248.0 – 115.165.255.255
122.100.96.0/212,048122.100.96.0 – 122.100.103.255
122.254.0.0/212,048122.254.0.0 – 122.254.7.255
122.254.8.0/212,048122.254.8.0 – 122.254.15.255
122.254.16.0/212,048122.254.16.0 – 122.254.23.255
122.254.24.0/212,048122.254.24.0 – 122.254.31.255
124.6.0.0/212,048124.6.0.0 – 124.6.7.255
180.218.200.0/212,048180.218.200.0 – 180.218.207.255
49.158.128.0/221,02449.158.128.0 – 49.158.131.255
49.158.132.0/221,02449.158.132.0 – 49.158.135.255
49.158.220.0/221,02449.158.220.0 – 49.158.223.255
49.158.244.0/221,02449.158.244.0 – 49.158.247.255
49.159.72.0/221,02449.159.72.0 – 49.159.75.255
49.159.76.0/221,02449.159.76.0 – 49.159.79.255
49.159.208.0/221,02449.159.208.0 – 49.159.211.255
49.159.212.0/221,02449.159.212.0 – 49.159.215.255
49.159.248.0/221,02449.159.248.0 – 49.159.251.255
61.58.112.0/221,02461.58.112.0 – 61.58.115.255
61.58.116.0/221,02461.58.116.0 – 61.58.119.255
The 25 largest of 54. The API and the database have all of them.

IPv6 prefixes

3 prefixes
  • 2407:4b00:6000::/36
  • 2407:4b00:fd06::/48
  • 2407:4b00:ff06::/48

Query AS24165 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=AS24165&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS24165, with or without a key:

curl "https://api.ipapi.is/?q=49.158.104.1"

Other networks of UNION BROADBAND NETWORK

AS24164 UNION BROADBAND NETWORK954,368 IPv4 addressesAS24163 UNION BROADBAND NETWORK64,768 IPv4 addresses

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