129.253.128.0/18
🇺🇸IPv4ARINallocatedNo ROA
CIDR
129.253.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
San Jose (South San Jose)
RIR
ARIN
Status
allocated
Allocated
4/8/1988
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.253.182.0/23 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.184.0/23 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.180.0/23 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.182.0/24 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.183.0/24 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.184.0/24 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.180.0/24 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
| 129.253.181.0/24 | AS22332WDC-US - Western Digital Corporation | No ROA | — | 6/13/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS22332 | ARIN | MNT-WDC-7 | 2/21/2025 |
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Jose (South San Jose)
Coordinates37.2429, -121.7930 ↗
API
Open https://api.ipctl.io/v1/prefix/129.253.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/129.253.128.0/18" | jq
External Links