Data as of Nov 9, 2026
181.191.204.0/24
2 residential-proxy exits · 30 daysUltracom Telecomunicacoes Ltda
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
5
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
265 observations
Proxy providers listing exits
- 711Proxy
- Novada
- RainProxy
- Shifter
- Thordata
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 181.191.204.0/23 since Nov 2022 | AS267437 | Residential | 62 1 always on |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS267437
BR
- Name
- Ultracom Telecomunicacoes Ltda
- Type
- Internet provider
- Registered
- Aug 2, 2017
- Domain
- ultracom.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 2017
- Current origin since
- Aug 2017 · 9.2 yr
- Origin networks
- 2
- Last change of origin
- May 2018
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS267437 | RADB | CLARO S.A. Customer | MAINT-AS4230 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 181.
191. 204. 0/ 22 - Netname
- 314597
- Registrant
- Ultracom Telecomunicações Ltda
- Registrant country
- BR
- Organization
- Ultracom Telecomunicações Ltda (01907811000133)
- Handle
- 181.
191. 204. 0/ 22 - Created
- Aug 2, 2017
- RIR
- LACNIC
- Country
- BR
- Delegated
- Aug 2, 2017
- Status
- assigned
Report abuse
Abuse contact
- ricardo@
ultracom. com. br - Name
- Ultracom Telecomunicações
- Handle
- ULTEL