Data as of Nov 9, 2026
181.191.122.0/23
No anonymizer space · no proxy exits in 30 daysC. X. B. Telecomunicacoes LTDA - ME
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 181.191.120.0/22 since Sep 2017 | AS266005 | Residential | 17 16 always on |
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 181.191.122.0/24 since Mar 2018 | AS266005 | Residential | |
| 181.191.123.0/24 since Mar 2018 | AS266005 | Residential |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS266005
BR
- Name
- C. X. B. Telecomunicacoes LTDA - ME
- Type
- Internet provider
- Registered
- Jul 25, 2017
- Domain
- cxbtelecom.com.br
- Website
- cxbtelecom.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
- Jan 2020
- Current origin since
- Jul 2024 · 2.3 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 181.191.122.0/23 | AS266005 | /23 | LACNIC | RPKI valid |
| 181.191.120.0/22 | AS266005 | /22 | LACNIC | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS266005 | TC | CXB TELECOMUNICACOES LTDA - ME | MAINT-AS266005 | Mar 3, 2022 |
Whois
Registration for this announcement
- Range
- 181.
191. 120. 0/ 22 - Netname
- 313914
- Registrant
- C. X. B. Telecomunicacoes LTDA - ME
- Registrant country
- BR
- Organization
- C. X. B. Telecomunicacoes LTDA - ME (27057030000190)
- Handle
- 181.
191. 120. 0/ 22 - Created
- Jul 25, 2017
- RIR
- LACNIC
- Country
- BR
- Delegated
- Jul 25, 2017
- Status
- assigned