$ query “AS7474” --type=asn → 1 result(s)

AS7474 · OPTUSCOM-AS01-AU

SingTel Optus Pty Ltd

AS7474 is owned by SingTel Optus Pty Ltd and is a major transit provider, based in Australia. The system announces a solid 532 224 IPv4 addresses, including a /16, and supports IPv6. The bulk of its IP address space is in Australia, with additional presence in New Zealand and India, and smaller footprints in 3 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #48 by Reach — Top 100 by customer cone size
  • #4 in Australia — Top 10 by reach within country

Basic Information

Country
🇦🇺 Australia
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
April 18, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
152 / 84
IPv6 Prefixes (raw / aggregated)
5 / 2
IPv4 Addresses
532 224
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇦🇺 Australia (529 408 IPs), 🇳🇿 New Zealand (1 040 IPs), 🇮🇳 India (1 024 IPs) and 3 more
Prefix Changed
April 08, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 532 224 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
10 networks exchanging traffic without transit
Downstream Customers
192 downstreams buying transit
Unclassified
5 unclassified BGP neighbors
Degree
211 unique BGP neighbors
Reach
41 342 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (152 total)

  • 59.154.0.0/16 (65 536 addresses (/16 prefix))
  • 119.225.0.0/16 (65 536 addresses (/16 prefix))
  • 1.44.0.0/16 (65 536 addresses (/16 prefix))
  • 203.202.0.0/17 (32 768 addresses (/17 prefix))
  • 220.101.0.0/17 (32 768 addresses (/17 prefix))
  • 61.88.0.0/17 (32 768 addresses (/17 prefix))
  • 125.63.128.0/17 (32 768 addresses (/17 prefix))
  • 124.19.0.0/17 (32 768 addresses (/17 prefix))
  • 202.139.0.0/17 (32 768 addresses (/17 prefix))
  • 202.139.128.0/18 (16 384 addresses (/18 prefix))
  • 203.6.0.0/18 (16 384 addresses (/18 prefix))
  • 161.43.64.0/18 (16 384 addresses (/18 prefix))
  • 203.202.128.0/18 (16 384 addresses (/18 prefix))
  • 161.43.192.0/18 (16 384 addresses (/18 prefix))
  • 61.88.128.0/18 (16 384 addresses (/18 prefix))
  • 203.2.80.0/20 (4 096 addresses (/20 prefix))
  • 61.88.192.0/20 (4 096 addresses (/20 prefix))
  • 61.88.208.0/21 (2 048 addresses (/21 prefix))
  • 146.144.0.0/21 (2 048 addresses (/21 prefix))
  • 156.50.112.0/21 (2 048 addresses (/21 prefix))
  • 163.127.4.0/22 (1 024 addresses (/22 prefix))
  • 122.98.208.0/22 (1 024 addresses (/22 prefix))
  • 163.127.8.0/22 (1 024 addresses (/22 prefix))
  • 61.88.216.0/22 (1 024 addresses (/22 prefix))
  • 192.65.88.0/22 (1 024 addresses (/22 prefix))
  • 156.50.104.0/22 (1 024 addresses (/22 prefix))
  • 156.50.100.0/22 (1 024 addresses (/22 prefix))
  • 168.252.102.0/23 (512 addresses (/23 prefix))
  • 103.133.118.0/23 (512 addresses (/23 prefix))
  • 203.57.124.0/23 (512 addresses (/23 prefix))
  • 203.57.56.0/23 (512 addresses (/23 prefix))
  • 203.28.116.0/23 (512 addresses (/23 prefix))
  • 203.16.108.0/23 (512 addresses (/23 prefix))
  • 203.16.76.0/23 (512 addresses (/23 prefix))
  • 203.13.128.0/23 (512 addresses (/23 prefix))
  • 163.127.2.0/23 (512 addresses (/23 prefix))
  • 103.237.136.0/23 (512 addresses (/23 prefix))
  • 103.225.240.0/23 (512 addresses (/23 prefix))
  • 163.127.14.0/23 (512 addresses (/23 prefix))
  • 163.127.20.0/23 (512 addresses (/23 prefix))
  • 163.127.100.0/23 (512 addresses (/23 prefix))
  • 163.127.126.0/23 (512 addresses (/23 prefix))
  • 203.13.126.0/23 (512 addresses (/23 prefix))
  • 203.6.222.0/23 (512 addresses (/23 prefix))
  • 156.50.108.0/23 (512 addresses (/23 prefix))
  • 203.6.172.0/24 (256 addresses (/24 prefix))
  • 203.16.71.0/24 (256 addresses (/24 prefix))
  • 202.129.218.0/24 (256 addresses (/24 prefix))
  • 103.142.52.0/24 (256 addresses (/24 prefix))
  • 168.252.233.0/24 (256 addresses (/24 prefix))
  • and 34 more

IPv6 Prefixes (5 total)

  • 2405:9000::/32
  • 2602:810:20e0::/48