209.151.176.0/20
🇺🇸CIDR
209.151.176.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Spearfish
RIR
ARIN
Status
allocated
Allocated
8/11/2010
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.151.176.0/20 | AS13576SDNW-13576 - SDN Communications | Valid | ARINRADB | 5/31/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.151.188.0/22 | AS393417SDNW-393417 - SDN Communications | Valid | — | 5/31/2026 |
| 209.151.179.0/24 | AS6312TRIOTELASN - TrioTel Communications, Inc. | Valid | — | 5/31/2026 |
| 209.151.181.0/24 | AS13576SDNW-13576 - SDN Communications | Valid | — | 5/31/2026 |
| 209.151.177.0/24 | AS20014WRCTC-NET-1 - West River Cooperative Telephone Company | Valid | — | 5/31/2026 |
| 209.151.180.0/24 | AS393452FSST - Flandreau Santee Sioux Tribe | Valid | — | 5/31/2026 |
Origin ASN
AS13576
SDNW-13576 - SDN Communications
Geolocation
API
Open https://api.ipctl.io/v1/prefix/209.151.176.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.151.176.0/20" | jq
External Links