187.31.0.0/16
🇧🇷CIDR
187.31.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇧🇷 Brazil
City
Rio de Janeiro
RIR
LACNIC
Status
allocated
Allocated
12/12/2008
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 187.31.0.0/16 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | RADB | 5/30/2026 |
Covering Prefix
9 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 187.31.30.0/24 | AS14571AS14571 - Oi S.A. - Em Recuperacao Judicial | No ROA | — | 5/30/2026 |
| 187.31.2.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.3.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.4.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.5.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.6.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.7.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.8.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
| 187.31.0.0/24 | AS29987SINFONY6 - Sinfony6, LLC | No ROA | — | 5/30/2026 |
Origin ASN
AS29987
SINFONY6 - Sinfony6, LLC
Geolocation
API
Open https://api.ipctl.io/v1/prefix/187.31.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/187.31.0.0/16" | jq
External Links