Data as of Nov 9, 2026
203.101.128.0/19
No anonymizer space · no proxy exits in 30 daysTelstra Global · space held by Telstra International Limited
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.101.129.0/24 since Jul 2026 | AS4637 | Internet provider | Telstra International Limited | |
| 203.101.134.0/24 since Jul 2021 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Service | |
| 203.101.138.0/24 since Apr 2026 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Service | |
| 203.101.139.0/24 since Jul 2024 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.146.0/24 since Jul 2024 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.147.0/24 since Jul 2024 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.152.0/24 since Aug 2016 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.153.0/24 since Aug 2016 | AS4637 | Internet provider | Telstra International Limited | |
| 203.101.154.0/24 since Aug 2016 | AS4637 | Internet provider | Telstra International Limited | |
| 203.101.155.0/24 since Aug 2016 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.156.0/24 since Aug 2016 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.157.0/24 since Jul 2024 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block | |
| 203.101.158.0/24 since Jul 2024 | AS4637 | Internet provider | Telstra International Limited via Telstra Global Internet Services Network /24 Block |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.101.128.0/19 | 8,192 | TELSTRAGLOBAL-AP | Telstra International Limited (ORG-TIL3-AP) · HK | ALLOCATED PORTABLE | — | abuse@ |
| └ 203.101.134.0/24 | 256 | TELSTRAGLOBAL-US | Telstra Global Internet Service | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.135.0/24 | 256 | TELSTRAGLOBAL-US | Telstra Global Internet Service | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.138.0/24 | 256 | TELSTRAGLOBAL | Telstra Global Internet Service | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.139.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.145.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.146.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.147.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.152.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.155.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.156.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.157.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.158.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 203.101.159.0/24 | 256 | TELSTRAGLOBAL-AP | Telstra Global Internet Services Network /24 Block | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Origin network
AS4637
HK
- Name
- Telstra Global
- Type
- Internet provider
- Registered
- Oct 30, 1995
- Domain
- telstrainternational.com
- Website
- www.telstrainternational.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.101.128.0/19 | AS4637 | /19 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 203.101.135.0/24 | AS4637 | APNIC | Telstra International Limited | MAINT-HK-TI | Jul 10, 2024 |
Whois
Registration for this announcement
- Range
- 203.
101. 128. 0/ 19 - Netname
- TELSTRAGLOBAL-AP
- Registrant
- Telstra International Limited
- Registrant country
- TH
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 30, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- HK
- Delegated
- Jun 9, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
telstra. net - Name
- ABUSE TELSTRAINTLHK
- Handle
- AT940-AP