Data as of Nov 10, 2026
128.106.21.0/24
No anonymizer space · no proxy exits in 30 daysSingNet · space held by SingNet Pte Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 128.106.0.0/18 since May 2018 | AS3758 | Residential | 10 1 always on | SingNet Pte Ltd |
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 |
|---|---|---|---|---|---|---|
| 128.106.0.0/16 | 65,536 | SINGNET-SG | SingNet Pte Ltd (ORG-SPL1-AP) · SG | ALLOCATED PORTABLE | — | hostmaster@ |
| └ 128.106.21.0/24 | 256 | SINGTEL-128-106-21-0 | Singtel Business Internet | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.0/28 | 16 | SWAGELOK-ASIA-PACIFIC-SG | Swagelok Asia-Pacific Pte. Ltd. | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.16/28 | 16 | ZEDRA-SG | Zedra Trust Company (Singapore) Limited | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.32/28 | 16 | BOC-AVIATION-SG | BOC Aviation Limited | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.48/28 | 16 | MAYBANK-SINGAPORE-SG | Maybank Singapore Limited | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.64/28 | 16 | DBS-BANK-SG | DBS Bank Ltd | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.96/28 | 16 | GLICO-ASIA-SG | Glico Asia Pacific Pte. Ltd. | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.112/28 | 16 | TIONWOON-SG | Tiong Woon Crane & Transport Pte Ltd | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.160/28 | 16 | MATTHEWS-SG | Matthews Global Investors Singapore Pte. Ltd | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.176/28 | 16 | VITALTHINFILMMATERIALSTECHNOLOGYSINGAPOREPTELTD | Vital Thin Film Materials Technology Singapore Pte. Ltd. | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 128.106.21.208/28 | 16 | CHUGOKU-MARINE-SG | Chugoku Marine Paints (S) Pte Ltd | ALLOCATED NON-PORTABLE | — | hostmaster@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 160 | 63% | 10 | |
| Residential | 96 | 38% | 4 |
Network & registry
IPv4 market
Holder
- Organization
- SingNet Pte Ltd
- Handle
- ORG-SPL1-AP
- Range
- 128.
106. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Singtel Business Internet
- Reallocated range
- 128.
106. 21. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS3758
SG
- Name
- SingNet
- Type
- Internet provider
- Registered
- Aug 1, 2002
- Domain
- singnet.com.sg
- 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
- Sep 2019
- Current origin since
- Sep 2019 · 7.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 128.106.0.0/18 | AS3758 | /24 | APNIC | RPKI valid |
| 128.106.0.0/18 | AS19905 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 128.
106. 21. 0/ 24 - Netname
- SINGTEL-128-106-21-0
- Registrant
- Singtel Business Internet
- Registrant country
- SG
- Organization
- Singtel Business Internet
- Org country
- SG
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 20, 2026
- Maintainer
- MAINT-SG-SINGNET
- RIR
- APNIC
- Country
- SG
- Delegated
- Feb 5, 1986
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
singnet. com. sg - Name
- ABUSE SINGNETSG
- Handle
- AS2068-AP