164.217.0.0/16
🇺🇸CIDR
164.217.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Alexandria (Alexandria West)
RIR
ARIN
Status
allocated
Allocated
11/3/1993
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
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 164.217.0.0/17 | AS166IDA-AS - Institute for Defense Analyses | No ROA | — | 5/31/2026 |
| 164.217.128.0/17 | AS166IDA-AS - Institute for Defense Analyses | No ROA | — | 5/31/2026 |
| 164.217.225.0/24 | AS166IDA-AS - Institute for Defense Analyses | No ROA | — | 5/31/2026 |
| 164.217.228.0/24 | AS166IDA-AS - Institute for Defense Analyses | No ROA | — | 5/31/2026 |
| 164.217.253.0/24 | AS166IDA-AS - Institute for Defense Analyses | No ROA | — | 5/31/2026 |
| 164.217.254.0/24 | AS166IDA-AS - Institute for Defense Analyses | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS166 | RADB | MAINT-AS22925 | 11/13/2023 |
Geolocation
Country🇺🇸United StatesUS
RegionVirginia
CityAlexandria (Alexandria West)
Coordinates38.8299, -77.1191 ↗
API
Open https://api.ipctl.io/v1/prefix/164.217.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/164.217.0.0/16" | jq
External Links