Data as of Nov 3, 2026
187.36.80.0/22
No anonymizer space · no proxy exits in 30 daysClaro NXT Telecomunicacoes Ltda
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 187.36.80.0/21 since Nov 2018 | AS28573 | Residential |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28573
BR
- Name
- Claro NXT Telecomunicacoes Ltda
- Type
- Internet provider
- Registered
- Nov 27, 2003
- Domain
- claro.com.br
- Website
- www.claro.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
- May 2026
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 187.36.0.0/14 | AS28573 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28573 | RADB | CLARO S.A. Customer | MAINT-AS4230 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 187.36.0.0/14
- Netname
- 126560
- Registrant
- Claro NXT Telecomunicacoes Ltda
- Registrant country
- BR
- Organization
- Claro NXT Telecomunicacoes Ltda (66970229000167)
- Handle
- 187.36.0.0/14
- Created
- Dec 19, 2008
- RIR
- LACNIC
- Country
- BR
- Delegated
- Dec 19, 2008
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Grupo de Segurança Vírtua
- Handle
- GRSVI