181.217.104.0/21 - Claro NXT Telecomunicacoes Ltda (AS28573)
CIDR
181.217.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇧🇷 Brazil
City
São José do Rio Preto
RIR
LACNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 181.217.104.0/21 | AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda | Valid | Other IRR | 2026-10-13 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 181.217.104.0/24 | AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda | Valid | - | 2026-10-13 |
Related Prefixes
More prefixes of AS28573
All prefixes of AS28573 →Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the LACNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/181.217.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/181.217.104.0/21" | jq
External Links