209.234.96.0/20
🇺🇸CIDR
209.234.96.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
San Carlos
RIR
ARIN
Status
allocated
Allocated
5/9/2001
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.234.96.0/20 | AS19355SMRN-NET - San Mateo Regional Network, Inc. | No ROA | ARIN | 6/1/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.234.97.0/24 | AS19355SMRN-NET - San Mateo Regional Network, Inc. | No ROA | — | 6/1/2026 |
| 209.234.99.0/24 | AS19355SMRN-NET - San Mateo Regional Network, Inc. | No ROA | — | 6/1/2026 |
| 209.234.102.0/24 | AS19355SMRN-NET - San Mateo Regional Network, Inc. | No ROA | — | 6/1/2026 |
| 209.234.101.0/24 | AS19355SMRN-NET - San Mateo Regional Network, Inc. | No ROA | — | 6/1/2026 |
| 209.234.110.0/24 | AS19355SMRN-NET - San Mateo Regional Network, Inc. | No ROA | — | 6/1/2026 |
| 209.234.105.0/24 | AS63316CITY-OF-FOSTER-CITY - City of Foster City | No ROA | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/209.234.96.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.234.96.0/20" | jq
External Links