Data as of Nov 8, 2026
143.255.112.0/24
No anonymizer space · no proxy exits in 30 daysAS271724
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS28270
Network & registry
Announced by
Covering announcement 143.255.112.0/22
- Prefix
- 143.255.112.0/22
- Announced by
- AS271724
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- 549115
- Registrant
- Alares Cabo Servicos de Telecomunicacoes S.A.
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS271724
ZZ
- Type
- Internet provider
- Registered
- Nov 7, 2026
- Domain
- starweb.com.br
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 143.255.112.0/22
143.255.112.0/22
Routing history
- Pattern
- Rotating
- First seen
- Nov 2015
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 3
- Last change of origin
- Jun 2026
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.255.112.0/22 | AS28220 | /24 | LACNIC | Another network |
| 143.255.112.0/22 | AS28270 | /24 | LACNIC | Another network |
| 143.255.112.0/22 | AS271724 | /24 | LACNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 143.
255. 112. 0/ 22 - Netname
- 549115
- Registrant
- Alares Cabo Servicos de Telecomunicacoes S.A.
- Registrant country
- BR
- Organization
- Alares Cabo Servicos de Telecomunicacoes S.A. (02952192000161)
- Handle
- 143.
255. 112. 0/ 22 - Created
- Nov 12, 2015
- RIR
- LACNIC
- Country
- BR
- Delegated
- Nov 12, 2015
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cabotelecom. com. br - Name
- Tratamento de Incidentes - Cabo Telecom
- Handle
- TICTE2