Data as of Nov 8, 2026
187.73.192.0/23
No anonymizer space · no proxy exits in 30 daysAS53054
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.73.192.0/20 since May 2026 | AS53054 | Residential | 8 |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS53054
ZZ
- Type
- Internet provider
- Registered
- Nov 7, 2026
- Domain
- 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
- Rotating
- First seen
- Dec 2012
- Current origin since
- Apr 2026 · 6 mo
- Origin networks
- 2
- Last change of origin
- Feb 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 187.73.192.0/19 | AS28220 | /24 | LACNIC | Another network |
| 187.73.192.0/19 | AS53054 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 187.73.192.0/24 | AS53054 | RADB | Prefixo em "Customer Cone" da Link Brasil (AS271253). | MAINT-ASN271253 | Feb 14, 2024 |
| 187.73.192.0/24 | AS28220 | TC | Alares Internet S/A | MAINT-AS28220 | Mar 6, 2026 |
| 187.73.193.0/24 | AS53054 | RADB | Prefixo em "Customer Cone" da Link Brasil (AS271253). | MAINT-ASN271253 | Feb 14, 2024 |
| 187.73.193.0/24 | AS28220 | TC | Alares Internet S/A | MAINT-AS28220 | Mar 6, 2026 |
Whois
Registration for this announcement
- Range
- 187.
73. 192. 0/ 20 - Netname
- 521016
- Registrant
- Alares Cabo Servicos de Telecomunicacoes S.A.
- Registrant country
- BR
- Organization
- Alares Cabo Servicos de Telecomunicacoes S.A. (02952192000161)
- Handle
- 187.
73. 192. 0/ 20 - Created
- Jul 30, 2009
- RIR
- LACNIC
- Country
- BR
- Delegated
- Jul 30, 2009
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cabotelecom. com. br - Name
- Tratamento de Incidentes - Cabo Telecom
- Handle
- TICTE2