Autonomous System details
AS24363
Cernet2 Ix at Shandong University — cernet.edu.cn
Summary
| Country |
 China
|
| Organization | Cernet2 Ix at Shandong University |
| Domain | cernet.edu.cn |
| Number of IPv4 | 86,528 |
| Number of IPv6 | 1.2677× 1030 |
| AS Type | Education |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | September 03, 2020 (about 4 years ago) |
IP Ranges
AS24363 announces 28 IPv4 ranges and 17 IPv6 ranges.
That's a total of 86,528 IPv4 addresses and 1.2677× 1030 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 121.249.128.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.249.172.0/22 |
China Education And Research Network
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 121.250.0.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.16.0/21 |
China Education And Research Network
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 121.250.24.0/21 |
China Education And Research Network
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 121.250.32.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.48.0/23 |
China Education And Research Network
|
512 | APNIC | ALLOCATED PORTABLE |
| 121.250.50.0/24 |
China Education And Research Network
|
256 | APNIC | ALLOCATED PORTABLE |
| 121.250.51.0/24 |
China Education And Research Network
|
256 | APNIC | ALLOCATED PORTABLE |
| 121.250.56.0/21 |
China Education And Research Network
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 121.250.64.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.80.0/21 |
China Education And Research Network
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 121.250.88.0/23 |
China Education And Research Network
|
512 | APNIC | ALLOCATED PORTABLE |
| 121.250.96.0/19 |
China Education And Research Network
|
8,192 | APNIC | ALLOCATED PORTABLE |
| 121.250.128.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.144.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.160.0/19 |
China Education And Research Network
|
8,192 | APNIC | ALLOCATED PORTABLE |
| 121.250.192.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.208.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.250.224.0/21 |
China Education And Research Network
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 121.250.232.0/21 |
China Education And Research Network
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 121.250.240.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.251.128.0/22 |
China Education And Research Network
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 121.251.132.0/22 |
China Education And Research Network
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 121.251.144.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.251.160.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.251.176.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 121.251.192.0/20 |
China Education And Research Network
|
4,096 | APNIC | ALLOCATED PORTABLE |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2401:cc00::/32 |
Shandong University
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 2406:280:3003::/48 |
Harbin Institute of Technology
|
1.2089× 1024 | APNIC | ALLOCATED PORTABLE |
| 240b:e001::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e003::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e004::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e005::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e006::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e007::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e008::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e009::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e00a::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e00b::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e00c::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e00d::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e00e::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e00f::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 240b:e010::/32 |
China Education And Research Network (cernet)
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
Peers
AS24363 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
There are currently no upstream providers for AS24363. This means the network doesn’t subscribe to traditional upstream services for global connectivity. Instead, it likely relies on direct peering or its own infrastructure to reach external networks. While this can reduce transit costs, it requires a robust peering strategy to maintain broad reachability and ensure redundancy.
Downstreams
AS24363 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.