Data as of Nov 13, 2026
123.136.71.0/24
No anonymizer space · no proxy exits in 30 daysA*STAR
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 |
|---|---|---|---|---|---|---|
| 123.136.64.0/21 | 2,048 | A-STAR-SG | A*STAR (ORG-AA1-AP) · SG | ALLOCATED PORTABLE | — | ITSS_ |
| └ 123.136.71.0/24 | 256 | A-STAR-SG | Agency for Science, Technology and Research | ALLOCATED NON-PORTABLE | — | ITSS_ |
Network & registry
Registry
Holder
- Organization
- A*STAR
- Handle
- ORG-AA1-AP
- Range
- 123.
136. 64. 0/ 21 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Agency for Science, Technology and Research
- Reallocated range
- 123.
136. 71. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS23767
SG
- Name
- A*STAR
- Type
- Education
- Registered
- Jun 12, 2003
- Domain
- a-star.edu.sg
- Industry
- Technology Consulting Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2018
- Current origin since
- Oct 2018 · 8.1 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23767 | RADB | Proxy registered route object. | MAINT-AS23856 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 123.
136. 71. 0/ 24 - Netname
- A-STAR-SG
- Registrant
- Agency for Science, Technology and Research
- Registrant country
- SG
- Organization
- Agency for Science, Technology and Research
- Org country
- SG
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- May 12, 2022
- Maintainer
- MAINT-A-STAR-SG
- RIR
- APNIC
- Country
- SG
- Delegated
- Feb 27, 2007
- Status
- assigned
Report abuse
Abuse contact
- ITSS_
Network@ hq. a-star. edu. sg - Name
- ABUSE ASTARSG
- Handle
- AA1894-AP