131.0.40.0/23
🇧🇷CIDR
131.0.40.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇧🇷 Brazil
City
Rio das Ostras
RIR
LACNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.0.40.0/23 | AS61856AS61856 - Viamar Telecom | No ROA | — | 5/30/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.0.40.0/22 | AS61856AS61856 - Viamar Telecom | No ROA | — | 5/30/2026 |
| 131.0.40.0/24 | AS61856AS61856 - Viamar Telecom | No ROA | — | 5/30/2026 |
| 131.0.41.0/24 | AS61856AS61856 - Viamar Telecom | No ROA | — | 5/30/2026 |
Origin ASN
AS61856
AS61856 - Viamar Telecom
Geolocation
API
Open https://api.ipctl.io/v1/prefix/131.0.40.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/131.0.40.0/23" | jq
External Links