Data as of Nov 9, 2026
187.18.144.0/21
No anonymizer space · no proxy exits in 30 daysAlares Cabo Servicos de Telecomunicacoes S.A.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.18.128.0/17 since Aug 2016 | AS28270 | Residential | 2,749 422 always on |
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 187.18.144.0/22 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