Data as of Nov 3, 2026
117.53.175.0/24
No anonymizer space · no proxy exits in 30 daysac3, Australian Centre for Advanced Computing and Communications · space held by Australian Centre for Advanced Computing and Communication Pty Ltd
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 117.53.160.0/20 | 4,096 | AC3-MEMBER-AU | Australian Centre for Advanced Computing and Communication Pty Ltd (ORG-ACFA1-AP) · AU | ALLOCATED PORTABLE | — | [email protected] |
| └ 117.53.168.0/21 | 2,048 | BULLETPROOF-CLOUD | Bulletproof, Mission Critical Cloud | ALLOCATED NON-PORTABLE | — | [email protected] |
Network & registry
Announced by
Covering announcement 117.53.160.0/20
- Prefix
- 117.53.160.0/20
- Announced by
- AS17918 ac3, Australian Centre for Advanced Computing and Communications
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- AC3-MEMBER-AU
- Registrant
- Australian Centre for Advanced Computing and Communication Pty Ltd
- RIR
- APNIC
Origin network
AS17918
AU
- Name
- ac3, Australian Centre for Advanced Computing and Communications
- Type
- Hosting
- Registered
- Mar 15, 2004
- Domain
- ac3.com.au
- Website
- www.ac3.com.au
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 117.53.160.0/20
117.53.160.0/20
Routing history
- Pattern
- Stable
- First seen
- Oct 2008
- Current origin since
- Dec 2020 · 5.9 yr
- Origin networks
- 2
- Last change of origin
- Dec 2020
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 117.53.160.0/20 | AS17732 | /24 | APNIC | Another network |
| 117.53.160.0/20 | AS17918 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 117.53.160.0/20
- Netname
- AC3-MEMBER-AU
- Registrant
- Australian Centre for Advanced Computing and Communication Pty Ltd
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 19, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Jun 28, 2007
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE AC3MEMBERAU
- Handle
- AA1457-AP