Data as of Nov 11, 2026
131.255.133.0/24
3 residential-proxy exits · 30 daysUltraTelecom Provedora de Internet
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Always-on exits
2
67% of its exits
Providers
36
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
13K observations
Proxy providers listing exits
- 2Captcha
- 711Proxy
- AnyIP
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- Decodo
- EnigmaProxy
- Evomi
- FlashProxy
- Geonode
- GoProxies
- GonzoProxy
- IPRoyal
- Infatica
- Kookey
- LemonBright
- LightningProxies
- MangoProxy
- NodeMaven
- Oxylabs
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyRack
- ProxyWing
- Proxyma
- Shifter
- StrikeProxy
- Thordata
- VibeProxies
- VitalExclusive
- VitalProxy
- Webshare
Network & registry
Announced by
Covering announcement 131.255.132.0/22
- Prefix
- 131.255.132.0/22
- Announced by
- AS262417 UltraTelecom Provedora de Internet
- Type
- Residential
- Proxy exits
- 15
- Always-on exits
- 6
- RPKI
- RPKI valid
- Netname
- 524652
- Registrant
- UltraTelecom Provedora de Internet
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS262417
BR
- Name
- UltraTelecom Provedora de Internet
- Type
- Internet provider
- Registered
- Mar 15, 2011
- Domain
- ultrat.com.br
- Website
- ultrat.com.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 131.255.132.0/22
131.255.132.0/22
Routing history
- Pattern
- Rotating
- First seen
- Jan 2015
- Current origin since
- Aug 2025 · 1.3 yr
- Origin networks
- 2
- Last change of origin
- Aug 2025
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 131.255.132.0/22 | AS262417 | /24 | LACNIC | RPKI valid |
IRR
Route objects on 131.255.132.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS262417 | ALTDB | AS-SET AS262417 | MAINT-AS262417 | Aug 5, 2025 |
Whois
Registration for this announcement
- Range
- 131.
255. 132. 0/ 22 - Netname
- 524652
- Registrant
- UltraTelecom Provedora de Internet
- Registrant country
- BR
- Organization
- UltraTelecom Provedora de Internet (08543640000150)
- Handle
- 131.
255. 132. 0/ 22 - Created
- Nov 24, 2014
- RIR
- LACNIC
- Country
- BR
- Delegated
- Nov 24, 2014
- Status
- assigned
Report abuse
Abuse contact
- zanatta@
ultrat. com. br - Name
- Gustavo Zanatta
- Handle
- GUZAN2