Data as of Nov 4, 2026
143.255.0.0/23
20 residential-proxy exits · 30 daysDupont & Schwanke LTDA
Residential-proxy exits
Proxy exits
20
3.9% of its addresses · 30 days
Always-on exits
2
10% of its exits
Spread
2 of 2
/24s with at least one exit
Providers
60
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
4.9K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 143.255.0.0/24 | 2 | 11 | |
| 143.255.1.0/24 | 0 | 8 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BestProxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- DataImpulse
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FloppyData
- Geonode
- GloryCloud
- GoProxies
- GonzoProxy
- IPCola
- IPFly
- IPPeak
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LudaxProxy
- MangoProxy
- Maskify
- NextProxy
- NovaProxy
- Novada
- Oxylabs
- ProxiesVision
- Proxio
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- Shifter
- StrikeProxy
- SwiftProxy
- TalorData
- Thordata
- ThunderProxy
- TrueProxies
- VitalExclusive
- Webshare
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 143.255.0.0/24 since Aug 2026 | AS265140 | Residential | 11 2 always on |
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 | — |
| └ 143.255.0.0/23 | 512 | 551872 | @log Telecom (29142960000178) | reassigned | Mar 14, 2026 | — |
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
- 265
- Always-on exits
- 31
- 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