159.221.0.0/16
🇺🇸CIDR
159.221.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Johnston
RIR
ARIN
Status
allocated
Allocated
6/10/1992
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 159.221.0.0/16 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | RADB | 5/31/2026 |
Covering Prefix
11 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 159.221.244.0/22 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.48.0/22 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.184.0/22 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.224.0/22 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.39.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.40.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.32.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.94.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.34.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.37.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
| 159.221.38.0/24 | AS32906FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS32906 | RADB | MAINT-AS27506 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/159.221.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/159.221.0.0/16" | jq
External Links