Data as of Nov 6, 2026
166.120.4.0/24
No anonymizer space · no proxy exits in 30 daysWestpac Banking Corporation
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS9426 Westpac Bank
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 166.120.4.0/22 since Feb 2023 | AS9426 | Business | Westpac Banking Corporation |
Network & registry
Origin network
AS9547
AU
- Name
- Westpac Banking Corporation
- Type
- Business
- Registered
- Jun 15, 1999
- Domain
- westpac.com.au
- Industry
- Banks, Credit Card Companies, Mortgage Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jul 2023
- 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
- 166.
120. 0. 0/ 16 - Netname
- WESTPAC-AU
- Registrant
- Westpac Banking Corporation
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 24, 2022
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Dec 27, 1993
- Status
- assigned
Report abuse
Abuse contact
- dl.
sns. data. centre. network. run@ westpac. com. au - Name
- ABUSE WESTPACAU
- Handle
- AW985-AP