AS151381
CIRCLE — nic.ad.jp
Summary
| Country |
 Japan
|
| Organization | CIRCLE |
| Domain | nic.ad.jp |
| Number of IPv4 | 0 |
| Number of IPv6 | 1.2089× 1024 |
| AS Type | Business |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | August 08, 2024 (about 8 months ago) |
IP Ranges
AS151381 announces 0 IPv4 range and 1 IPv6 range.
That's a total of 0 IPv4 addresses and 1.2089× 1024 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2401:d20:a::/48 |
CIRCLE
|
1.2089× 1024 | JPNIC |
Peers
AS151381 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
AS151381 connects to the global Internet via at least 1 upstream provider. In this setup, AS151381 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS151381 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS151381's role in extending Internet access beyond its own infrastructure.