Data as of Nov 10, 2026
143.137.156.0/23
248 residential-proxy exits · 30 daysSTIW Sistema de Telecom. Inf e Wireless LTDA
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
248
48% of its addresses · 30 days
Always-on exits
51
21% of its exits
Spread
1 of 2
/24s with at least one exit
Providers
45
selling exits here
Oct 11, 2026 – Nov 8, 2026
Exits seen per day
297K observations
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BirdProxies
- BottingTools
- Bright Data
- ByteProxies
- Byteful
- CoreProxy
- DataImpulse
- Decodo
- Evomi
- FlashProxy
- FloppyData
- Geonode
- GoProxies
- GonzoProxy
- IPRoyal
- Infatica
- InfiniteProxies
- Kookey
- LemonBright
- MarsProxies
- Maskify
- NSocks
- Novada
- Oxylabs
- PacketStream
- PrivateProxy
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyRack
- ProxyWing
- Proxyma
- Shifter
- Smartproxy
- StrikeProxy
- Thordata
- ThunderProxy
- VitalExclusive
- Webshare
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 143.137.156.0/22 since Oct 2015 | AS263099 | Residential | 278 59 always on |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS263099
BR
- Name
- STIW Sistema de Telecom. Inf e Wireless LTDA
- Type
- Internet provider
- Registered
- Apr 27, 2012
- Domain
- bkpnet.com.br
- Website
- www.bkpnet.com.br
- 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
- Oct 2016
- Current origin since
- Sep 2019 · 7.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.137.156.0/22 | AS263099 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS263099 | RADB | MAINT-AS263099 | Apr 18, 2024 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 143.137.156.0/24 | AS263099 | RADB | MAINT-AS263099 | Apr 29, 2024 | |
| 143.137.157.0/24 | AS263099 | RADB | MAINT-AS263099 | Apr 29, 2024 |
Whois
Registration for this announcement
- Range
- 143.
137. 156. 0/ 22 - Netname
- 264541
- Registrant
- STIW Sistema de Telecom. Inf e Wireless LTDA
- Registrant country
- BR
- Organization
- STIW Sistema de Telecom. Inf e Wireless LTDA (08464991000175)
- Handle
- 143.
137. 156. 0/ 22 - Created
- Sep 24, 2015
- RIR
- LACNIC
- Country
- BR
- Delegated
- Sep 24, 2015
- Status
- assigned
Report abuse
Abuse contact
- pedrohsampaio@
gmail. com - Name
- Pedro Henrique Sampaio Coelho
- Handle
- PHSCO73