AS23911
China Next Generation Internet Beijing Ix — cernet.edu.cn
Keep users in the loop.
Ship release notes that get read
Try Noticeable
Interested in advertising here?
Contact us
Summary
| Country |
 China
|
| Organization | China Next Generation Internet Beijing Ix |
| Domain | cernet.edu.cn |
| Number of IPv4 | 512 |
| Number of IPv6 | 7.9229× 1028 |
| AS Type | Education |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | September 03, 2020 (about 5 years ago) |
IP Ranges
AS23911 announces 2 IPv4 ranges and 2 IPv6 ranges.
That's a total of 512 IPv4 addresses and 7.9229× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 210.25.187.0/24 |
China Education And Research Network
|
256 | APNIC | ALLOCATED PORTABLE |
| 210.25.189.0/24 |
China Education And Research Network
|
256 | APNIC | ALLOCATED PORTABLE |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:252::/32 |
Cngi International Gateway Network (cngiign)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 2001:7fa:5::/48 |
China Next Generation Internet Beijing Ix
|
1.2089× 1024 | APNIC | ASSIGNED PORTABLE |
Peers
AS23911 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
AS23911 connects to the global Internet via at least 2 upstream providers. In this setup, AS23911 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS23911 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS23911's role in extending Internet access beyond its own infrastructure.