Autonomous System details
AS23257
IBM — ibm.com
Summary
| Country |
 United States
|
| Organization | IBM |
| Domain | ibm.com |
| Number of IPv4 | 512 |
| Number of IPv6 | 0 |
| AS Type | Business |
| Registry | ARIN |
| Allocated | February 15, 2002 (about 23 years ago) |
| Updated | May 30, 2012 (about 12 years ago) |
IP Ranges
AS23257 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 |
|---|---|---|---|---|
| 129.41.178.0/24 |
IBM
|
256 | ARIN | ALLOCATION |
| 129.41.179.0/24 |
IBM
|
256 | ARIN | ALLOCATION |
Peers
There is no peer for AS23257.
Downstreams
There is no downstream for AS23257.