Data as of Nov 12, 2026
203.24.4.0/23
No anonymizer space · no proxy exits in 30 daysWestpac Bank · space held by Westpac Banking Corporation
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.24.4.0/24 since Mar 2021 | AS9426 | Business | Westpac Banking Corporation | |
| 203.24.5.0/24 since Jan 2012 | AS9426 | Business | Westpac Banking Corporation |
Network & registry
Announced by
Covering announcement 203.24.4.0/22
- Prefix
- 203.24.4.0/22
- Announced by
- AS9426 Westpac Bank
- Type
- Business
- RPKI
- RPKI valid
- Netname
- WESTPAC-AU
- Registrant
- Westpac Banking Corporation
- RIR
- APNIC
Origin network
AS9426
AU
- Name
- Westpac Bank
- Type
- Business
- Registered
- Oct 16, 1998
- Domain
- westpac.com.au
- Industry
- Banks, Credit Card Companies, Mortgage Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.24.4.0/22
203.24.4.0/22
Routing history
- Pattern
- Stable
- First seen
- Oct 2021
- Current origin since
- Oct 2021 · 5.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.24.4.0/22 | AS9426 | /24 | APNIC | RPKI valid |
IRR
Route objects on 203.24.4.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9426 | APNIC | Westpac Banking Corporation | MAINT-WESTPAC-AU | Sep 12, 2022 |
Whois
Registration for this announcement
- Range
- 203.
24. 0. 0/ 21 - 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
- Aug 31, 2022
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Feb 19, 1996
- Status
- assigned
Report abuse
Abuse contact
- dl.
sns. data. centre. network. run@ westpac. com. au - Name
- ABUSE WESTPACAU
- Handle
- AW985-AP