138.207.0.0/18
🇺🇸IPv4ARINallocatedNo ROA
CIDR
138.207.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Menomonee Falls
RIR
ARIN
Status
allocated
Allocated
5/29/1990
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 138.207.0.0/24 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 6/13/2026 |
| 138.207.1.0/24 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 6/13/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/138.207.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/138.207.0.0/18" | jq
External Links