AS59103
Softether Corporation — softether.jp
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Summary
| Country |
 Japan
|
| Organization | Softether Corporation |
| Domain | softether.jp |
| Number of IPv4 | 2,048 |
| Number of IPv6 | 2.0117× 1028 |
| AS Type | ISP |
| Registry | JPNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | October 16, 2014 (about 11 years ago) |
IP Ranges
AS59103 announces 8 IPv4 ranges and 6 IPv6 ranges.
That's a total of 2,048 IPv4 addresses and 2.0117× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 103.41.61.0/24 |
Softether Corporation Academic Communication Division (open Project)
|
256 | JPNIC | |
| 103.41.62.0/24 |
Softether Corporation
|
256 | JPNIC | |
| 103.41.63.0/24 |
Softether Corporation
|
256 | JPNIC | |
| 202.222.12.0/24 |
Softether Corporation Pppoe / Ip Backbone
|
256 | JPNIC | |
| 202.222.13.0/24 |
Open Project (academic Experiment) Address Pool, Softether Corporation
|
256 | JPNIC | |
| 202.222.14.0/24 |
Open Project (academic Experiment) Address Pool, Softether Corporation
|
256 | JPNIC | |
| 202.222.15.0/24 |
Open Project (academic Experiment) Address Pool, Softether Corporation
|
256 | JPNIC | |
| 219.100.36.0/24 |
Softether Corporation
|
256 | JPNIC |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2401:af80:8000::/37 |
Softether Corporation Telecommunication Division
|
2.4759× 1027 | JPNIC | |
| 2401:af80:8800::/37 |
Softether Corporation
|
2.4759× 1027 | JPNIC | |
| 2401:af80:9000::/36 |
Softether Corporation
|
4.9518× 1027 | JPNIC | |
| 2401:af80:a000::/36 |
Softether Corporation
|
4.9518× 1027 | JPNIC | |
| 2401:af80:b000::/36 |
Softether Corporation
|
4.9518× 1027 | JPNIC | |
| 2401:af80:c000::/40 |
Softether Corporation
|
3.0949× 1026 | JPNIC |
Peers
AS59103 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS59103 connects to the global Internet via at least 4 upstream providers. In this setup, AS59103 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS59103 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS59103's role in extending Internet access beyond its own infrastructure.