Autonomous System details
AS23631
Sofu System, INC — sofu.co.jp
Summary
| Country |
 Japan
|
| Organization | Sofu System, INC |
| Domain | sofu.co.jp |
| Number of IPv4 | 6,144 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | Business |
| Registry | JPNIC |
| Allocated | January 01, 1970 (about 55 years ago) |
| Updated | May 28, 2003 (about 21 years ago) |
IP Ranges
AS23631 announces 2 IPv4 ranges and 1 IPv6 range.
That's a total of 6,144 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 202.243.120.0/21 |
Niigata Institute of Technology
|
2,048 | JPNIC | |
| 210.236.208.0/20 |
Kashiwazaki Internet Service
|
4,096 | JPNIC |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2402:b300::/32 |
Japan Network Information Center
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
Peers
There is no peer for AS23631.
Downstreams
There is no downstream for AS23631.