131.72.252.0/23 no ROA
Announced by AS61751 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS61751 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA | no ROA | 42 | 3772161751 | 2026-09-18 | 2026-09-19 |
RPKI
No ROA covers this prefix
No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 131.72.252.0/22
- RIR
- LACNIC
- Country
- 🇧🇷 BR
- Status
- allocated
- Allocated
- 2014-08-12
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 131.72.252.0/22 v4 | AS61751 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA | no ROA | 43 | 3772161751 | 2026-09-18 |
More specific routes
2 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 131.72.252.0/24 v4 | AS61751 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA | no ROA | 10 | 2026-09-18 |
| 131.72.253.0/24 v4 | AS61751 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA | no ROA | 10 | 2026-09-18 |