Data as of Nov 10, 2026
121.6.136.0/23
17 residential-proxy exits · 30 daysSingtel Fibre Broadband · space held by SingNet Pte Ltd
Residential-proxy exits
Proxy exits
17
3.3% of its addresses · 30 days
Always-on exits
1
5.9% of its exits
Spread
2 of 2
/24s with at least one exit
Providers
44
selling exits here
Oct 11, 2026 – Nov 9, 2026
Exits seen per day
7.6K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 121.6.136.0/24 | 1 | 9 | |
| 121.6.137.0/24 | 0 | 8 |
Proxy providers listing exits
- 711Proxy
- Ake.net
- BartProxies
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- DataImpulse
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FLEETPROXY
- FastProxy
- FlashProxy
- FlexyProxies
- GoProxies
- IPFly
- IPPeak
- Infatica
- InfiniteProxies
- LemonBright
- MangoProxy
- NovProxy
- NovaProxy
- Oxylabs
- Proxio
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyRack
- Proxying
- Proxyma
- PuraRoute
- RainProxy
- SPYDERPROXY_PREMIUM
- Shifter
- StrikeProxy
- Thordata
- VantageProxies
- VitalExclusive
- ZENPROXY_PREMIUM
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 121.6.0.0/16 since Aug 2022 | AS9506 | Residential | 1,934 107 always on | SingNet Pte Ltd |
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 |
|---|---|---|---|---|---|---|
| 121.6.0.0/15 | 131,072 | SINGNET-SG | SingNet Pte Ltd (ORG-SPL1-AP) · SG | ALLOCATED PORTABLE | — | hostmaster@ |
| └ 121.6.136.0/24 | 256 | SINGTEL-FIBRE-121-6-136-0 | SingNET Broadband | ALLOCATED NON-PORTABLE | — | hostmaster@ |
| └ 121.6.137.0/24 | 256 | SINGTEL-FIBRE-121-6-137-0 | SingNET Broadband | ALLOCATED NON-PORTABLE | — | hostmaster@ |
Network & registry
Announced by
Covering announcement 121.6.128.0/17
- Prefix
- 121.6.128.0/17
- Announced by
- AS9506 Singtel Fibre Broadband
- Type
- Residential
- Proxy exits
- 1,029
- Always-on exits
- 54
- RPKI
- RPKI valid
- Netname
- SINGNET-SG
- Registrant
- SingNet Pte Ltd
- RIR
- APNIC
Origin network
AS9506
SG
- Name
- Singtel Fibre Broadband
- Type
- Internet provider
- Registered
- Mar 28, 1999
- Domain
- singtel.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
121.6.128.0/17
Routing history
- Pattern
- Stable
- First seen
- Jun 2006
- Current origin since
- Sep 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 121.6.0.0/16 | AS3758 | /24 | APNIC | Another network |
| 121.6.0.0/16 | AS9506 | /24 | APNIC | RPKI valid |
| 121.6.0.0/16 | AS19905 | /24 | APNIC | Another network |
IRR
Route objects on 121.6.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3758 not the origin | APNIC | SingNet Pte Ltd | MAINT-SG-SINGNET | Mar 6, 2024 |
| AS9506 | APNIC | SingNet Pte Ltd | MAINT-SG-SINGNET | Mar 6, 2024 |
| AS9506 | RADB | Singapore Telecommunications Ltd | MAINT-AS3758 | Nov 13, 2023 |
| AS19905 not the origin | APNIC | SingNet Pte Ltd | MAINT-SG-SINGNET | May 14, 2026 |
Whois
Registration for this announcement
- Range
- 121.
6. 0. 0/ 15 - Netname
- SINGNET-SG
- Registrant
- SingNet Pte Ltd
- Registrant country
- SG
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 16, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- SG
- Delegated
- May 23, 2006
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
singnet. com. sg - Name
- ABUSE SINGNETSG
- Handle
- AS2068-AP