Data as of Nov 3, 2026
203.221.166.0/24
No anonymizer space · no proxy exits in 30 daysAAPT Limited
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
92% of it
Recent change
New origin Aug 2026
from AS7545 TPG Telecom Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 203.220.0.0/15 since Aug 2026 | AS7545 | Residential | 3,410 85 always on |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.221.166.0/24 | 256 | AAPT-AU | AAPT Limited (ORG-AL1-AP) · AU | ALLOCATED PORTABLE | Jun 18, 2026 | [email protected] |
| └ 203.221.166.0/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.4/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.8/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.12/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.16/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.20/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.24/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.28/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.32/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.36/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.40/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.44/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.48/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.52/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.56/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.60/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.64/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.68/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.72/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.76/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.80/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.84/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.88/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.92/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.96/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.104/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.108/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.112/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.116/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.120/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.124/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.128/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.132/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.136/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.140/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.144/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.148/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.152/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.156/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.164/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.168/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.172/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.176/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.180/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.184/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.188/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.192/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.200/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.204/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.208/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.212/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.220/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.224/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.228/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.232/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.236/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.240/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.244/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 203.221.166.248/30 | 4 | TPGInternetPtyLtd | TPG Internet Pty Ltd. | ASSIGNED NON-PORTABLE | — | [email protected] |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 236 | 92% | 59 | |
| Internet provider | 20 | 7.8% | 5 |
Network & registry
Origin network
AS2764
AU
- Name
- AAPT Limited
- Type
- Internet provider
- Registered
- Aug 1, 2002
- Domain
- aapt.com.au
- Website
- www.vocus.com.au
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2018
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 203.221.166.0/24
- Netname
- AAPT-AU
- Registrant
- AAPT Limited
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 18, 2026
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Apr 11, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE AAPTAU
- Handle
- AA1416-AP