Data as of Nov 7, 2026
138.99.248.0/23
89 residential-proxy exits · 30 daysCertto Telecomunicacoes LTDA EPP.
Residential-proxy exits
Proxy exits
89
17% of its addresses · 30 days
Always-on exits
2
2.2% of its exits
Spread
2 of 2
/24s with at least one exit
Providers
75
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
14K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 138.99.248.0/24 | 2 | 44 | |
| 138.99.249.0/24 | 0 | 44 |
Proxy providers listing exits
- 711Proxy
- 911Proxy
- Ake.net
- AnyIP
- B2Proxy
- BartProxies
- BestProxy
- BirdProxies
- BlurPath
- BottingTools
- BuyingProxy
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- DataImpulse
- Datarama
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- Geonode
- GloryCloud
- GonzoProxy
- HideProxy
- IPCola
- IPFly
- IPPeak
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LemonLabs
- LemonPrime
- LudaxProxy
- MangoProxy
- MoMoProxy
- NSocks
- NextProxy
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PrivateByte
- ProxiesVision
- Proxio
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy302
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyRack
- Proxyma
- PuraRoute
- Q2IP
- QUANTICDATA
- RainProxy
- RapidProxy
- ResiProxies
- Shifter
- Smartproxy
- Thordata
- VantageProxies
- VitalExclusive
- YumiProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 138.99.248.0/22 since Oct 2016 | AS28130 | Residential | 139 2 always on |
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 138.99.248.0/24 since Dec 2016 | AS28130 | Residential | 44 2 always on | |
| 138.99.249.0/24 since Dec 2016 | AS28130 | Residential | 44 |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 138.99.248.0/22 | 1,024 | 252363 | Certto Telecomunicações LTDA EPP. (00796307000140) | allocated | Apr 17, 2015 | luis. |
| └ 138.99.248.0/24 | 256 | 389233 | VIA BR Informatica LTDA (01497093000174) | reassigned | Jul 30, 2020 | luis. |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28130
BR
- Name
- Certto Telecomunicacoes LTDA EPP.
- Type
- Internet provider
- Registered
- Dec 30, 2008
- Domain
- certto.com.br
- Website
- www.certto.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
- Dec 2016
- Current origin since
- Dec 2016 · 9.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 138.99.248.0/22 | AS28130 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28130 | TC | CERTTO TELECOMUNICACOES LTDA EPP | MAINT-AS28130 | May 5, 2021 |
Whois
Registration for this announcement
- Range
- 138.
99. 248. 0/ 22 - Netname
- 252363
- Registrant
- Certto Telecomunicações LTDA EPP.
- Registrant country
- BR
- Organization
- Certto Telecomunicações LTDA EPP. (00796307000140)
- Handle
- 138.
99. 248. 0/ 22 - Created
- Apr 17, 2015
- RIR
- LACNIC
- Country
- BR
- Delegated
- Apr 17, 2015
- Status
- assigned
Report abuse
Abuse contact
- luis.
olanyk@ certto. com. br - Name
- Luis Roberto Zart Olanyk
- Handle
- LRO