AS4538
China Education and Research Network Center
AS 4538 ERX-CERNET-BKB
Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 4538 |
|---|---|
| Name | ERX-CERNET-BKB |
| Organization | China Education and Research Network Center |
| Country | China |
| Registry | ARIN |
IPv4 Prefixes for AS4538 - showing the first 20 of 5,140 networks
| Network | Location | Addresses | |
|---|---|---|---|
| 1.184.0.0/15 | Cernet |  Guangzhou (Tianhe Qu) |
131,072 |
| 1.184.192.0/18 | Cernet | Shenzhen (Nanshan Qu) |
16,384 |
| 1.185.0.0/18 | Cernet | Nanning |
16,384 |
| 1.185.192.0/18 | Cernet | Beijing |
16,384 |
| 1.185.64.0/19 | Cernet | Nanning |
8,192 |
| 1.51.0.0/16 | Cernet | Nanjing |
65,536 |
| 1.51.112.0/24 | Cernet | Nanjing |
256 |
| 1.51.120.0/21 | Cernet | Nanjing |
2,048 |
| 1.51.144.0/20 | Cernet | Nanjing |
4,096 |
| 1.51.144.0/21 | Cernet | Nanjing |
2,048 |
| 1.51.152.0/21 | Cernet | Nanjing |
2,048 |
| 1.51.16.0/20 | Cernet | Nanjing |
4,096 |
| 1.51.160.0/21 | Cernet | Nanjing |
2,048 |
| 1.51.168.0/21 | Cernet | Nanjing |
2,048 |
| 1.51.176.0/20 | Cernet | Nanjing |
4,096 |
| 1.51.192.0/18 | Cernet | Nanjing |
16,384 |
| 1.51.3.0/24 | Cernet | Nanjing |
256 |
| 1.51.32.0/20 | Cernet | Nanjing |
4,096 |
| 1.51.48.0/21 | Cernet | Nanjing |
2,048 |
| 101.4.0.0/14 | Cernet | Fengtai (Fengtai Qu) |
262,144 |
IPv6 Prefixes for AS4538 - showing the first 20 of 5,021 networks
| Network | Location | /64 Prefixes | |
|---|---|---|---|
| 2001:250:101f::/48 | China Education and Research Network | Haidian (Haidian Qu) |
216 |
| 2001:250:5800::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5801::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5802::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5803::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5809::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:580a::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:580b::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:580c::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:580d::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:580e::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:580f::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5810::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5813::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5814::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5815::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5817::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5818::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:5819::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |
| 2001:250:581a::/48 | China Next Generation Internet CERNET2 | Haidian (Haidian Qu) |
216 |