$ query “AS10221” --type=asn → 1 result(s)

AS10221 · HEWLETT-PACKARD

SingTel Optus Pty Ltd

AS10221 belongs to SingTel Optus Pty Ltd and is an enterprise stub network, based in Australia. The system announces 512 IPv4 addresses. Most of its address space is geolocated to Australia. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇦🇺 Australia
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
April 17, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 / 2
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
512
Largest IPv4 Prefix
/24 (256 addresses)
Geolocated Countries
🇦🇺 Australia (512 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
1 upstream providing transit
Degree
1 unique BGP neighbor
Reach
0 networks in customer cone

Upstream Providers (1)

  • AS32787 — PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK

Prefix Lists

IPv4 Prefixes (2 total)

  • 192.170.86.0/24 (256 addresses (/24 prefix))
  • 203.2.216.0/24 (256 addresses (/24 prefix))