Data as of Nov 3, 2026
161.43.192.0/20
No anonymizer space · no proxy exits in 30 daysSingTel Optus Pty Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 161.43.192.0/18 since Jul 2011 | AS7474 | Internet provider | 1 | SingTel Optus Pty Ltd |
Network & registry
Origin network
AS7474
AU
- Name
- SingTel Optus Pty Ltd
- Type
- Internet provider
- Registered
- Feb 3, 1997
- Domain
- optus.com.au
- Website
- optus.com.au/business/
- 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
- Stable
- First seen
- Apr 2012
- Current origin since
- Apr 2012 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 161.43.192.0/20 | AS7474 | /20 | APNIC | RPKI valid |
| 161.43.192.0/18 | AS7474 | /18 | APNIC | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7474 | APNIC | SingTel Optus Pty Ltd | MAINT-OPTUSCOM-AP | Sep 17, 2021 |
Whois
Registration for this announcement
- Range
- 161.43.0.0/16
- Netname
- OPTUSNET
- Registrant
- SingTel Optus Pty Ltd
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 15, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- May 18, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE OPTUSCOMAU
- Handle
- AO399-AP