Autonomous System details
AS5721
National Defense University — ndu.edu
Summary
| Country |
 United States
|
| Organization | National Defense University |
| Domain | ndu.edu |
| Number of IPv4 | 512 |
| Number of IPv6 | 0 |
| AS Type | Education |
| Registry | ARIN |
| Allocated | September 06, 1995 (about 29 years ago) |
| Updated | May 07, 2015 (about 9 years ago) |
IP Ranges
AS5721 announces 2 IPv4 ranges and 0 IPv6 range.
That's a total of 512 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 216.21.18.0/24 |
National Defense University
|
256 | ARIN | ALLOCATION |
| 216.21.19.0/24 |
National Defense University
|
256 | ARIN | ALLOCATION |
Peers
There is no peer for AS5721.
Downstreams
There is no downstream for AS5721.