$ query “AS17709” --type=asn → 1 result(s)

AS17709 · APT

Asia Pacific Telecom

AS17709 is owned by Asia Pacific Telecom and is a mid-size transit provider, registered in Taiwan. The system announces an impressive 1.0 million IPv4 addresses, including a /14, and supports IPv6. Most of its address space is geolocated to Taiwan, with additional presence in Australia. This AS has recently updated its prefix announcements.

Basic Information

Country
🇹🇼 Taiwan
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
67 / 35
IPv6 Prefixes (raw / aggregated)
7 / 2
IPv4 Addresses
1 008 640
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/26
Geolocated Countries
🇹🇼 Taiwan (1 796 096 IPs), 🇦🇺 Australia (32 768 IPs)
Prefix Changed
April 24, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
11 networks exchanging traffic without transit
Downstream Customers
17 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
32 unique BGP neighbors
Reach
24 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (67 total)

  • 101.136.0.0/14 (262 144 addresses (/14 prefix))
  • 223.22.0.0/15 (131 072 addresses (/15 prefix))
  • 218.34.0.0/15 (131 072 addresses (/15 prefix))
  • 218.184.0.0/16 (65 536 addresses (/16 prefix))
  • 210.202.0.0/16 (65 536 addresses (/16 prefix))
  • 222.250.0.0/16 (65 536 addresses (/16 prefix))
  • 60.244.0.0/16 (65 536 addresses (/16 prefix))
  • 210.85.0.0/16 (65 536 addresses (/16 prefix))
  • 222.157.0.0/16 (65 536 addresses (/16 prefix))
  • 222.251.0.0/17 (32 768 addresses (/17 prefix))
  • 202.178.128.0/17 (32 768 addresses (/17 prefix))
  • 210.203.48.0/20 (4 096 addresses (/20 prefix))
  • 211.76.96.0/20 (4 096 addresses (/20 prefix))
  • 210.58.112.0/20 (4 096 addresses (/20 prefix))
  • 210.63.208.0/21 (2 048 addresses (/21 prefix))
  • 210.63.232.0/22 (1 024 addresses (/22 prefix))
  • 43.240.104.0/22 (1 024 addresses (/22 prefix))
  • 210.63.216.0/22 (1 024 addresses (/22 prefix))
  • 203.79.252.0/22 (1 024 addresses (/22 prefix))
  • 210.201.32.0/22 (1 024 addresses (/22 prefix))
  • 103.36.116.0/22 (1 024 addresses (/22 prefix))
  • 210.203.20.0/22 (1 024 addresses (/22 prefix))
  • 210.203.8.0/22 (1 024 addresses (/22 prefix))
  • 210.200.129.0/24 (256 addresses (/24 prefix))
  • 210.203.0.0/24 (256 addresses (/24 prefix))
  • 210.201.93.0/24 (256 addresses (/24 prefix))
  • 210.201.78.0/24 (256 addresses (/24 prefix))
  • 210.201.72.0/24 (256 addresses (/24 prefix))
  • 210.201.31.0/24 (256 addresses (/24 prefix))
  • 210.200.130.0/24 (256 addresses (/24 prefix))
  • 210.200.2.0/24 (256 addresses (/24 prefix))
  • 210.200.0.0/24 (256 addresses (/24 prefix))
  • 210.58.88.0/24 (256 addresses (/24 prefix))
  • 203.79.250.0/24 (256 addresses (/24 prefix))
  • 203.79.212.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (7 total)

  • 2404::/26
  • 2001:f10::/32