205.209.128.0/18
🇺🇸CIDR
205.209.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
San Jose (Downtown San Jose)
RIR
ARIN
Status
allocated
Allocated
4/15/2004
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 205.209.128.0/18 | AS23338ASN-DCS-01 - DCS Pacific Star, LLC | No ROA | ARIN | 6/1/2026 |
Covering Prefix
24 less-specific announcementsGeolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Jose (Downtown San Jose)
Coordinates37.3337, -121.9050 ↗
API
Open https://api.ipctl.io/v1/prefix/205.209.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/205.209.128.0/18" | jq
External Links