Data as of Nov 6, 2026
137.220.151.0/24
6 residential-proxy exits · 30 daysCTG Server Limited · space held by Rackip Consultancy Pte. Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
95 / 100 · Critical
Spamhaus DROP
Residential-proxy exits
Proxy exits
6
2.3% of its addresses · 30 days
Providers
37
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
387 observations
Proxy providers listing exits
- 711Proxy
- Ake.net
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- DataImpulse
- EnigmaProxy
- Evomi
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- GonzoProxy
- IPFly
- IPPeak
- Infatica
- InfiniteProxies
- MangoProxy
- NodeProxy
- NovProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- Shifter
- Thordata
- ThunderProxy
- VantageProxies
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 137.220.128.0/17 since Mar 2024 | AS152194 | Hosting | 28 | Rackip Consultancy 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 |
|---|---|---|---|---|---|---|
| 137.220.128.0/17 | 32,768 | RCPL-SG | Rackip Consultancy Pte. Ltd. (ORG-RCPL1-AP) · SG | ALLOCATED PORTABLE | — | abuse@ |
| └ 137.220.128.0/18 | 16,384 | CTG220-128-JP | CTG Server Ltd. | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 137.220.151.0/24 | 256 | NTT220-128-151-SG | NTT Singapore Pte Ltd | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Rackip Consultancy Pte. Ltd.
- Handle
- ORG-RCPL1-AP
- Range
- 137.
220. 128. 0/ 17 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- NTT Singapore Pte Ltd
- Reallocated range
- 137.
220. 151. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS152194
HK
- Name
- CTG Server Limited
- Type
- Hosting
- Registered
- Dec 22, 2023
- Domain
- ctgserver.net
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2024
- Current origin since
- Nov 2024 · 2.0 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 137.220.151.0/24 | AS2914 | /24 | APNIC | Another network |
| 137.220.151.0/24 | AS4907 | /24 | APNIC | Another network |
| 137.220.150.0/23 | AS51847 | /24 | APNIC | Another network |
| 137.220.128.0/17 | AS64050 | /24 | APNIC | Another network |
| 137.220.128.0/17 | AS152194 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2914 not the origin | APNIC | RACKIP CONSULTANCY PTE. LTD. | MAINT-RCPL-SG | Sep 24, 2024 |
| AS4907 not the origin | APNIC | RACKIP CONSULTANCY PTE. LTD. | MAINT-RCPL-SG | Jun 23, 2025 |
| AS51847 not the origin | APNIC | RACKIP CONSULTANCY PTE. LTD. | MAINT-RCPL-SG | Apr 16, 2025 |
| AS64050 not the origin | APNIC | RACKIP CONSULTANCY PTE. LTD. | MAINT-RCPL-SG | May 20, 2020 |
| AS64050 not the origin | RADB | CAT route object for UIH | MAINT-THIX-CAT-TH | Mar 4, 2024 |
| AS152194 | APNIC | RACKIP CONSULTANCY PTE. LTD. | MAINT-RCPL-SG | Mar 23, 2024 |
Whois
Registration for this announcement
- Range
- 137.
220. 151. 0/ 24 - Netname
- NTT220-128-151-SG
- Registrant
- NTT Singapore Pte Ltd
- Registrant country
- SG
- Organization
- NTT Singapore Pte Ltd
- Org country
- SG
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 19, 2024
- Maintainer
- MAINT-RCPL-SG
- RIR
- APNIC
- Country
- SG
- Delegated
- Jan 10, 1990
- Status
- assigned
Report abuse
Abuse contact
- abuse@
bgp. net - Name
- ABUSE RACKIPNTTSG
- Handle
- AR1454-AP