Data as of Nov 14, 2026
143.255.3.0/24
128 residential-proxy exits · 30 daysDupont & Schwanke LTDA
Announced by
Type
Residential
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
128
50% of its addresses · 30 days
Always-on exits
26
20% of its exits
Providers
37
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
187K observations
Proxy providers listing exits
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- BirdProxies
- BottingTools
- Bright Data
- ByteProxies
- Byteful
- CoreProxy
- DataImpulse
- Decodo
- Evomi
- FlashProxy
- FloppyData
- Geonode
- GoProxies
- GonzoProxy
- IPRoyal
- Infatica
- InfiniteProxies
- Kookey
- LemonBright
- Maskify
- NSocks
- Oxylabs
- PacketStream
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyRack
- ProxyWing
- Smartproxy
- StrikeProxy
- Thordata
- ThunderProxy
- Webshare
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 |
|---|---|---|---|---|---|---|
| 143.255.0.0/22 | 1,024 | 268207 | Dupont & Schwanke LTDA (08998307000135) | allocated | Nov 12, 2015 | mateus@ |
| └ 143.255.2.0/23 | 512 | 551873 | @log Telecom (29142960000178) | reassigned | Mar 14, 2026 | mateus@ |
Network & registry
Announced by
Covering announcement 143.255.0.0/22
- Prefix
- 143.255.0.0/22
- Announced by
- AS265140 Dupont & Schwanke LTDA
- Type
- Residential
- Proxy exits
- 269
- Always-on exits
- 29
- RPKI
- RPKI valid
- Netname
- 268207
- Registrant
- Dupont & Schwanke LTDA
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS265140
BR
- Name
- Dupont & Schwanke LTDA
- Type
- Internet provider
- Registered
- Nov 12, 2015
- Domain
- alogtelecom.com.br
- Website
- www.alogtelecom.com.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 143.255.0.0/22
143.255.0.0/22
Routing history
- Pattern
- Reactivated
- First seen
- Nov 2015
- Current origin since
- May 2025 · 1.5 yr
- Origin networks
- 2
- Last change of origin
- May 2025
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.255.0.0/22 | AS265140 | /24 | LACNIC | RPKI valid |
IRR
Route objects on 143.255.0.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS265140 | ALTDB | ALOG TELECOMUNICACOES LTDA | MAINT-AS265140 | Sep 10, 2021 |
| AS265140 | RADB | This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact [email protected] if you have any questions regarding thi | MAINT-AS14840 | Nov 24, 2025 |
Whois
Registration for this announcement
- Range
- 143.
255. 0. 0/ 22 - Netname
- 268207
- Registrant
- Dupont & Schwanke LTDA
- Registrant country
- BR
- Organization
- Dupont & Schwanke LTDA (08998307000135)
- Handle
- 143.
255. 0. 0/ 22 - Created
- Nov 12, 2015
- RIR
- LACNIC
- Country
- BR
- Delegated
- Nov 12, 2015
- Status
- assigned
Report abuse
Abuse contact
- mateus@
alogtelecom. com. br - Name
- Mateus Dupont
- Handle
- MADUP5