Data as of Nov 14, 2026
123.208.131.0/24
No anonymizer space · no proxy exits in 30 daysBelong (Telstra Limited) · space held by Telstra Limited
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Aug 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 123.208.0.0/16 since Nov 2019 | AS135887 | Residential | 1,091 56 always on | Telstra Limited via Telstra Internet |
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 |
|---|---|---|---|---|---|---|
| 123.208.0.0/14 | 262,144 | TELSTRAINTERNET46-AU | Telstra Limited (ORG-TC6-AP) · AU | ALLOCATED PORTABLE | — | abuse@ |
| └ 123.208.0.0/16 | 65,536 | TELSTRAINTERNET46-AU | Telstra Internet | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 123.208.128.0/21
- Prefix
- 123.208.128.0/21
- Announced by
- AS135887 Belong (Telstra Limited)
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- TELSTRAINTERNET46-AU
- Registrant
- Telstra Internet
- RIR
- APNIC
IPv4 market
Holder
- Organization
- Telstra Limited
- Handle
- ORG-TC6-AP
- Range
- 123.
208. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Telstra Internet
- Reallocated range
- 123.
208. 0. 0/ 16 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS135887
AU
- Name
- Belong (Telstra Limited)
- Type
- Internet provider
- Registered
- Nov 10, 2016
- Domain
- belong.com.au
- Website
- www.belong.com.au
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
123.208.128.0/21
Routing history
- Pattern
- Stable
- First seen
- Aug 2026
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 123.208.0.0/16 | AS135887 | /24 | APNIC | RPKI valid |
IRR
Route objects on 123.208.128.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS135887 | APNIC | Telstra Corporation (Belong) | MAINT-AU-TIAR-AP | Apr 21, 2020 |
Whois
Registration for this announcement
- Range
- 123.
208. 0. 0/ 16 - Netname
- TELSTRAINTERNET46-AU
- Registrant
- Telstra Internet
- Registrant country
- AU
- Organization
- Telstra Internet
- Org country
- AU
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 18, 2024
- Maintainer
- MAINT-AU-TIAR-AP
- RIR
- APNIC
- Country
- AU
- Delegated
- Feb 9, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
telstra. net - Name
- ABUSE TELSTRAAU
- Handle
- AT1005-AP