154.12.100.0/23
🇫🇷CIDR
154.12.100.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇫🇷 France
City
VÉLIZY-VILLACOUBLAY
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 154.12.100.0/23 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 154.12.0.0/15 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | — | 5/31/2026 |
Geolocation
Country🇫🇷FranceFR
CityVÉLIZY-VILLACOUBLAY
API
Open https://api.ipctl.io/v1/prefix/154.12.100.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/154.12.100.0/23" | jq
External Links