201.54.128.0/19
🇧🇷CIDR
201.54.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇧🇷 Brazil
City
Porto Alegre
RIR
LACNIC
Status
assigned
Allocated
12/14/2005
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 201.54.128.0/19 | AS28623AS28623 - PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL | No ROA | RADB | 5/31/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 201.54.128.0/20 | AS28623AS28623 - PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL | No ROA | — | 5/31/2026 |
| 201.54.144.0/20 | AS28623AS28623 - PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL | No ROA | — | 5/31/2026 |
| 201.54.150.0/24 | AS28623AS28623 - PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL | No ROA | — | 5/31/2026 |
| 201.54.155.0/24 | AS28623AS28623 - PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS28623 | RADB | MAINT-AS1916 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/201.54.128.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/201.54.128.0/19" | jq
External Links