Autonomous System

AS17709 Asia Pacific Telecom

ISPActiveTaiwanAPNIC

AS17709 (APT) is an ISP network operated by Asia Pacific Telecom in Taiwan, registered with APNIC. It has 70 IPv4 prefixes with 1,148,160 addresses and 7 IPv6 prefixes, which makes it the 403rd largest of 82,283 active autonomous systems by IPv4 space.

IPv4 addresses1,148,160in 70 prefixes
IPv6 prefixes7≈ 5.2 × 10³⁰ addresses
Size rank#403of 82,283 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationAsia Pacific Telecom
AS nameAPT
Websiteaptg.com.tw
Country Taiwan (TW)
Network typeISP
RegistryAPNIC
Abuse contactdavidlin1@fareastone.com.tw
Registered—
Last updated2025-11-06

IPv4 prefixes

70 prefixes · 1,148,160 addresses
NetworkAddressesFirst – last address
101.136.0.0/14262,144101.136.0.0 – 101.139.255.255
223.22.0.0/15131,072223.22.0.0 – 223.23.255.255
210.85.0.0/1665,536210.85.0.0 – 210.85.255.255
210.202.0.0/1665,536210.202.0.0 – 210.202.255.255
218.34.0.0/1665,536218.34.0.0 – 218.34.255.255
218.35.0.0/1665,536218.35.0.0 – 218.35.255.255
218.184.0.0/1665,536218.184.0.0 – 218.184.255.255
222.157.0.0/1665,536222.157.0.0 – 222.157.255.255
222.250.0.0/1665,536222.250.0.0 – 222.250.255.255
223.22.0.0/1665,536223.22.0.0 – 223.22.255.255
223.23.0.0/1665,536223.23.0.0 – 223.23.255.255
60.244.0.0/1732,76860.244.0.0 – 60.244.127.255
60.244.128.0/1732,76860.244.128.0 – 60.244.255.255
202.178.128.0/1732,768202.178.128.0 – 202.178.255.255
222.251.0.0/1732,768222.251.0.0 – 222.251.127.255
210.58.112.0/204,096210.58.112.0 – 210.58.127.255
211.76.96.0/204,096211.76.96.0 – 211.76.111.255
210.203.48.0/212,048210.203.48.0 – 210.203.55.255
210.203.56.0/212,048210.203.56.0 – 210.203.63.255
211.76.96.0/212,048211.76.96.0 – 211.76.103.255
43.240.104.0/221,02443.240.104.0 – 43.240.107.255
103.36.116.0/221,024103.36.116.0 – 103.36.119.255
203.79.252.0/221,024203.79.252.0 – 203.79.255.255
210.63.208.0/221,024210.63.208.0 – 210.63.211.255
210.63.212.0/221,024210.63.212.0 – 210.63.215.255
The 25 largest of 70. The API and the database have all of them.

IPv6 prefixes

7 prefixes
  • 2404::/26
  • 2001:f10::/32
  • 2404::/32
  • 2404:0:1000::/40
  • 2404:0:10a4::/48
  • 2404:0:10a6::/48
  • 2404:0:8a00::/48

Query AS17709 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=AS17709&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS17709, with or without a key:

curl "https://api.ipapi.is/?q=101.136.0.1"

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