137.164.232.0/21
🇺🇸CIDR
137.164.232.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Sunnyvale
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.164.232.0/21 | AS2152CENIC-2152 - CENIC | No ROA | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.164.0.0/16 | AS2152CENIC-2152 - CENIC | No ROA | — | 5/31/2026 |
Origin ASN
AS2152
CENIC-2152 - CENIC
Geolocation
API
Open https://api.ipctl.io/v1/prefix/137.164.232.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/137.164.232.0/21" | jq
External Links