Data as of Nov 10, 2026
Autonomous system
AS263356
CNT Fiber
Announces 2,048 addresses in 15 prefixes. None of it is anonymizer space.
Type
Internet provider
BR
Proxy activity, 30 days
440 exits
Announced prefixes
| Prefix | Type | Proxy exits | RPKI |
|---|---|---|---|
| 191.37.72.0/21 since Oct 2019 | Residential | 440 93 always on | |
| 191.37.72.0/22 since Oct 2019 | Residential | 309 67 always on | |
| 191.37.72.0/23 since Oct 2019 | Residential | 135 30 always on | |
| 191.37.72.0/24 since Sep 2016 | Residential | 7 | |
| 191.37.73.0/24 since Sep 2016 | Residential | 128 30 always on | |
| 191.37.74.0/23 since Oct 2019 | Residential | 174 37 always on | |
| 191.37.74.0/24 since Sep 2016 | Residential | 28 2 always on | |
| 191.37.75.0/24 since Sep 2016 | Residential | 146 35 always on | |
| 191.37.76.0/22 since Oct 2019 | Residential | 131 26 always on | |
| 191.37.76.0/23 since Oct 2019 | Residential | 116 26 always on | |
| 191.37.76.0/24 since Sep 2016 | Residential | 2 | |
| 191.37.77.0/24 since Aug 2016 | Residential | 114 26 always on | |
| 191.37.78.0/23 since Oct 2019 | Residential | 15 | |
| 191.37.78.0/24 since Aug 2016 | Residential | 15 | |
| 191.37.79.0/24 since Sep 2016 | Residential |
Residential-proxy exposure
Always-on exits
93
21% of its exits
Spread
7
/24s with at least one exit
Providers
84
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 191.37.75.0/24 | 35 | 146 | |
| 191.37.73.0/24 | 30 | 128 | |
| 191.37.77.0/24 | 26 | 114 | |
| 191.37.74.0/24 | 2 | 28 | |
| 191.37.78.0/24 | 0 | 15 | |
| 191.37.72.0/24 | 0 | 7 | |
| 191.37.76.0/24 | 0 | 2 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BestProxy
- BirdProxies
- BlurPath
- BottingTools
- BuyingProxy
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- DataImpulse
- Datarama
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FloppyData
- GSocks
- Geonix
- Geonode
- GhostConnect
- GloryCloud
- GoProxies
- GonzoProxy
- HideProxy
- IPCola
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LightningProxies
- MangoProxy
- Maskify
- MoMoProxy
- NSocks
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PacketStream
- PrivateByte
- PrivateProxy
- ProxiesVision
- Proxio
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- RoamProxy
- RolaProxy
- Shifter
- Smartproxy
- StrikeProxy
- SwiftProxy
- TalorData
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
- YumiProxy
- ZENPROXY_PREMIUM
Proxy activity
Oct 11, 2026 – Nov 9, 2026
AS263356, day by day
605K observations
Network & history
Profile
- Registered
- Mar 18, 2014
- Domain
- cntfiber.com.br
- Website
- www.cntfiber.com.br
- Industry
- Internet Service Provider (ISP)
Routing patterns
How its announcements have moved
Arrivals