Data as of Nov 3, 2026
187.18.232.0/21
No anonymizer space · no proxy exits in 30 daysAlares Cabo Servicos de Telecomunicacoes S.A.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Recent change
New origin May 2026
from AS28270, after 6.1 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.18.128.0/17 since Aug 2016 | AS28270 | Residential | 2,732 413 always on |
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 187.18.232.0/22 since Jul 2026 | AS28220 | Residential |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28220
BR
- Name
- Alares Cabo Servicos de Telecomunicacoes S.A.
- Type
- Internet provider
- Registered
- Jun 9, 2008
- Domain
- alaresinternet.com.br
- Website
- www.alaresinternet.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
- Reactivated
- First seen
- Jul 2010
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 2
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 187.18.128.0/17 | AS28220 | /24 | LACNIC | RPKI valid |
| 187.18.128.0/17 | AS28270 | /24 | LACNIC | Another network |
Whois
Registration for this announcement
- Range
- 187.18.128.0/17
- Netname
- 549104
- Registrant
- Alares Cabo Servicos de Telecomunicacoes S.A.
- Registrant country
- BR
- Organization
- Alares Cabo Servicos de Telecomunicacoes S.A. (02952192000161)
- Handle
- 187.18.128.0/17
- Created
- Dec 2, 2008
- RIR
- LACNIC
- Country
- BR
- Delegated
- Dec 2, 2008
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Tratamento de Incidentes - Cabo Telecom
- Handle
- TICTE2