129.10.8.0/21
🇺🇸CIDR
129.10.8.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Boston (Fenway–Kenmore)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.10.8.0/21 | AS156NORTHEASTERN-GW-AS - Northeastern University | No ROA | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.10.0.0/16 | AS156NORTHEASTERN-GW-AS - Northeastern University | No ROA | — | 5/31/2026 |
Geolocation
Country🇺🇸United StatesUS
RegionMassachusetts
CityBoston (Fenway–Kenmore)
Coordinates42.3395, -71.0885 ↗
API
Open https://api.ipctl.io/v1/prefix/129.10.8.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/129.10.8.0/21" | jq
External Links