Autonomous System details
AS4021
—
Summary
| Country |
|
| Organization | |
| Domain | |
| Number of IPv4 | 1,280 |
| Number of IPv6 | 0 |
| AS Type | |
| Registry | |
| Allocated | January 01, 1970 (about 55 years ago) |
| Updated | January 01, 1970 (about 55 years ago) |
IP Ranges
AS4021 announces 5 IPv4 ranges and 0 IPv6 range.
That's a total of 1,280 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 128.26.29.0/24 |
 Air Force Systems Networking
|
256 | ARIN | ALLOCATION |
| 128.26.73.0/24 |
Air Force Systems Networking
|
256 | ARIN | ALLOCATION |
| 128.26.76.0/24 |
Air Force Systems Networking
|
256 | ARIN | ALLOCATION |
| 198.218.102.0/24 |
Air Force Systems Networking
|
256 | ARIN | ALLOCATION |
| 198.218.108.0/24 |
Air Force Systems Networking
|
256 | ARIN | ALLOCATION |
Upstreams
There is no upstream for AS4021.
Downstreams
There is no downstream for AS4021.