4.208.0.0/12
🇮🇪CIDR
4.208.0.0/12
IP Version
IPv4
Addresses
1M
Mask
/12 (255.240.0.0)
Country
🇮🇪 Ireland
City
Dublin
RIR
ARIN
Status
allocated
Allocated
10/7/2020
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 4.208.0.0/12 | AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | Valid | RADB | 5/30/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 4.213.247.0/24 | AS8069MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | Valid | — | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/4.208.0.0/12Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/4.208.0.0/12" | jq
External Links