Data as of Nov 4, 2026
170.83.172.0/22
331 residential-proxy exits · 30 daysSEM Fronteiras Telecomunicacoes LTDA
Residential-proxy exits
Proxy exits
331
32% of its addresses · 30 days
Always-on exits
67
20% of its exits
Spread
4 of 4
/24s with at least one exit
Providers
71
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
346K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 170.83.175.0/24 | 34 | 107 | |
| 170.83.174.0/24 | 19 | 104 | |
| 170.83.172.0/24 | 10 | 67 | |
| 170.83.173.0/24 | 4 | 53 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BirdProxies
- BottingTools
- Bright Data
- ByteProxies
- Byteful
- CliProxy
- DataImpulse
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- GeekProxy
- Geonix
- Geonode
- GloryCloud
- GoProxies
- GonzoProxy
- HydraProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LemonLabs
- LemonPrime
- MangoProxy
- Maskify
- NSocks
- NodeMaven
- NodeProxy
- NovaProxy
- Novada
- Oxylabs
- PSBProxy
- PacketStream
- PrivateProxy
- Proxio
- Proxiware
- Proxy-Cheap
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyRack
- ProxyWing
- Proxyma
- RainProxy
- Shifter
- Smartproxy
- StrikeProxy
- SwiftProxy
- TalorData
- Thordata
- ThunderProxy
- VantageProxies
- VitalData
- VitalExclusive
- VitalProxy
- Webshare
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 170.83.172.0/24 since Jul 2017 | AS266475 | Residential | 67 10 always on | |
| 170.83.173.0/24 since Jul 2017 | AS266475 | Residential | 53 4 always on | |
| 170.83.174.0/24 since Jul 2017 | AS266475 | Residential | 104 19 always on | |
| 170.83.175.0/24 since Jul 2017 | AS266475 | Residential | 107 34 always on |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS266475
BR
- Name
- SEM Fronteiras Telecomunicacoes LTDA
- Type
- Internet provider
- Registered
- Jan 10, 2017
- Domain
- semfronteiras.net.br
- Website
- www.semfronteiras.net.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2017
- Current origin since
- Apr 2019 · 7.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 170.83.172.0/22 | AS266475 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 170.83.172.0/23 | AS266475 | RADB | This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, | MAINT-AS52863 | Nov 13, 2023 |
| 170.83.172.0/23 | AS266475 | TC | SEMFRONTEIRAS | MAINT-AS266475 | Feb 3, 2025 |
| 170.83.174.0/23 | AS266475 | RADB | This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, | MAINT-AS52863 | Nov 13, 2023 |
| 170.83.174.0/23 | AS266475 | TC | SEM FRONTEIRAS | MAINT-AS266475 | Feb 3, 2025 |
Whois
Registration for this announcement
- Range
- 170.83.172.0/22
- Netname
- 300111
- Registrant
- SEM Fronteiras Telecomunicacoes LTDA
- Registrant country
- BR
- Organization
- SEM Fronteiras Telecomunicacoes LTDA (11972556000166)
- Handle
- 170.83.172.0/22
- Created
- Jan 10, 2017
- RIR
- LACNIC
- Country
- BR
- Delegated
- Jan 10, 2017
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Makleysh Oliveira
- Handle
- MAOLI1589