216.31.128.0/18
🇺🇸CIDR
216.31.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Pasadena (Catalina Villas)
RIR
ARIN
Status
allocated
Allocated
3/1/2001
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.31.128.0/18 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | RADB | 6/1/2026 |
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.31.160.0/19 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
| 216.31.128.0/20 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
| 216.31.152.0/21 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
| 216.31.144.0/22 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
| 216.31.150.0/23 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
| 216.31.148.0/24 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
| 216.31.149.0/24 | AS11509TIERZERO-AS11509 - Tierzero | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS11509 | RADB | MAINT-AS11509 | 11/13/2023 |
Origin ASN
AS11509
TIERZERO-AS11509 - Tierzero
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CityPasadena (Catalina Villas)
Coordinates34.1470, -118.1310 ↗
API
Open https://api.ipctl.io/v1/prefix/216.31.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/216.31.128.0/18" | jq
External Links