Autonomous System details
AS12228
21ST CENTURY ONCOLOGY, INC. — 21co.com
Summary
| Country |
 United States
|
| Organization | 21ST CENTURY ONCOLOGY, INC. |
| Domain | 21co.com |
| Number of IPv4 | 3,072 |
| Number of IPv6 | 0 |
| AS Type | Business |
| Registry | ARIN |
| Allocated | June 02, 2010 (about 14 years ago) |
| Updated | September 26, 2016 (about 8 years ago) |
IP Ranges
AS12228 announces 2 IPv4 ranges and 0 IPv6 range.
That's a total of 3,072 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 104.251.16.0/21 |
21ST CENTURY ONCOLOGY, INC.
|
2,048 | ARIN | ALLOCATION |
| 104.251.24.0/22 |
21ST CENTURY ONCOLOGY, INC.
|
1,024 | ARIN | ALLOCATION |
Peers
There is no peer for AS12228.
Downstreams
There is no downstream for AS12228.