AS9591
National Institute for Fusion Science — nic.ad.jp
Summary
| Country |
 Japan
|
| Organization | National Institute for Fusion Science |
| Domain | nic.ad.jp |
| Number of IPv4 | 65,792 |
| Number of IPv6 | 0 |
| AS Type | Business |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | October 23, 2024 (about 6 months ago) |
IP Ranges
AS9591 announces 2 IPv4 ranges and 0 IPv6 range.
That's a total of 65,792 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 133.75.0.0/16 |
Japan Network Information Center
|
65,536 | APNIC | ALLOCATED PORTABLE |
| 133.75.232.0/24 |
Japan Network Information Center
|
256 | APNIC | ALLOCATED PORTABLE |
Peers
AS9591 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.
Upstreams
AS9591 connects to the global Internet via at least 2 upstream providers. In this setup, AS9591 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS9591 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.