131.225.238.0/23
🇺🇸CIDR
131.225.238.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
Batavia
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.225.238.0/23 | AS3152FNAL-AS - Fermi National Accelerator Laboratory (Fermilab) | Valid | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.225.0.0/16 | AS3152FNAL-AS - Fermi National Accelerator Laboratory (Fermilab) | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 131.225.0.0/16 | AS3152 | /24 | arin |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/131.225.238.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/131.225.238.0/23" | jq
External Links