Data as of Nov 14, 2026
203.20.239.0/24
No anonymizer space · no proxy exits in 30 daysTelstra Limited · space held by ADT Security Group PTY Ltd
Network & registry
Origin network
AS1221
AU
- Name
- Telstra Limited
- Type
- Internet provider
- Registered
- Jan 31, 2000
- Domain
- telstra.com.au
- Website
- www.telstra.com.au/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2019
- Current origin since
- Mar 2019 · 7.7 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1221 | APNIC | ADT Security Group PTY Ltd | MAINT-ASGPL-AU | Sep 25, 2025 |
Whois
Registration for this announcement
- Range
- 203.
20. 238. 0/ 23 - Netname
- ASGPL-AU
- Registrant
- ADT Security Group PTY Ltd
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ASSIGNED PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 25, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- Oct 16, 1995
- Status
- assigned
Report abuse
Abuse contact
- adt_
anz_ it@ adtsecurity. com. au - Name
- ABUSE ASGPLAU
- Handle
- AA2950-AP