Data as of Nov 6, 2026
191.37.228.0/22
140 residential-proxy exits · 30 daysYZO Telecom Tecnologia Eireli - ME
Residential-proxy exits
Proxy exits
140
14% of its addresses · 30 days
Always-on exits
33
24% of its exits
Spread
3 of 4
/24s with at least one exit
Providers
61
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
169K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 191.37.229.0/24 | 31 | 127 | |
| 191.37.231.0/24 | 2 | 10 | |
| 191.37.230.0/24 | 0 | 2 |
Proxy providers listing exits
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BirdProxies
- BlurPath
- BottingTools
- Bright Data
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- CoreProxy
- DataImpulse
- Decodo
- EZProxies
- Evomi
- FastProxy
- FlashProxy
- FloppyData
- Geonode
- GloryCloud
- GoProxies
- GonzoProxy
- HideProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LudaxProxy
- Maskify
- MoMoProxy
- NSocks
- Novada
- Oxylabs
- PacketStream
- ProxiesVision
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- RolaProxy
- Shifter
- StrikeProxy
- TalorData
- Thordata
- ThunderProxy
- TrueProxies
- VitalExclusive
- Webshare
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 191.37.224.0/21 since Sep 2023 | AS263374 | Residential | 318 57 always on |
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 191.37.228.0/23 since Aug 2019 | AS263374 | Residential | 127 31 always on | |
| 191.37.230.0/24 since Aug 2025 | AS263374 | Residential | 2 |
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 |
|---|---|---|---|---|---|---|
| 191.37.224.0/21 | 2,048 | 225378 | YZO Telecom Tecnologia Eireli - ME (11229158000154) | allocated | Mar 21, 2014 | hcardosorocha@ |
| └ 191.37.230.0/24 | 256 | 558634 | Idez Telecom (45723713000111) | reallocated | Jul 20, 2026 | hcardosorocha@ |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS263374
BR
- Name
- YZO Telecom Tecnologia Eireli - ME
- Type
- Internet provider
- Registered
- Mar 21, 2014
- Domain
- yzo.com.br
- Website
- www.yzo.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
- Aug 2019
- Current origin since
- Sep 2023 · 3.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 191.37.224.0/21 | AS263374 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS263374 | TC | YZO TELECOM TECNOLOGIA EIRELI - ME | MAINT-AS263374 | May 11, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 191.37.230.0/23 | AS263374 | TC | YZO TELECOM TECNOLOGIA EIRELI - ME | MAINT-AS263374 | May 11, 2026 |
| 191.37.231.0/24 | AS263374 | TC | YZO TELECOM TECNOLOGIA EIRELI - ME | MAINT-AS263374 | May 11, 2026 |
Whois
Registration for this announcement
- Range
- 191.
37. 224. 0/ 21 - Netname
- 225378
- Registrant
- YZO Telecom Tecnologia Eireli - ME
- Registrant country
- BR
- Organization
- YZO Telecom Tecnologia Eireli - ME (11229158000154)
- Handle
- 191.
37. 224. 0/ 21 - Created
- Mar 21, 2014
- RIR
- LACNIC
- Country
- BR
- Delegated
- Mar 21, 2014
- Status
- assigned
Report abuse
Abuse contact
- hcardosorocha@
gmail. com - Name
- Humberto Cardoso Rocha
- Handle
- HCR12