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AS4538 ERX-CERNET-BKB China Education and Research Network Center
Whois 详细信息
aut-num: 4538
as-name: ERX-CERNET-BKB
descr: China Education and Research Network Center
descr: Tsinghua University
descr: Beijing 100084
country: CN
remarks: This aut-num object created as part of
remarks: the ER-Transfer from ARIN
admin-c: JW410-AP
tech-c: JW410-AP
abuse-c: AC1685-AP
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-by: APNIC-HM
mnt-irt: IRT-CERNET-AP
last-modified: 2020-09-03T09:16:15Z
source: APNIC
IPv4 地址范围
| IPv4 地址段 | 描述 | IP 数量 |
|---|---|---|
| 1.51.0.0/16 | China Education and Research Network | 65536 |
| 1.51.0.0/17 | China Education and Research Network | 32768 |
| 1.51.16.0/20 | China Education and Research Network | 4096 |
| 1.51.32.0/20 | China Education and Research Network | 4096 |
| 1.51.48.0/21 | China Education and Research Network | 2048 |
| 1.51.112.0/24 | China Education and Research Network | 256 |
| 1.51.120.0/21 | China Education and Research Network | 2048 |
| 1.51.128.0/17 | China Education and Research Network | 32768 |
| 1.51.144.0/20 | China Education and Research Network | 4096 |
| 1.51.160.0/21 | China Education and Research Network | 2048 |
| 1.51.168.0/21 | China Education and Research Network | 2048 |
| 1.51.176.0/20 | China Education and Research Network | 4096 |
| 1.51.192.0/18 | China Education and Research Network | 16384 |
| 1.184.0.0/15 | China Education and Research Network | 131072 |
| 1.184.192.0/18 | China Education and Research Network | 16384 |
| 1.185.0.0/18 | China Education and Research Network | 16384 |
| 1.185.64.0/19 | China Education and Research Network | 8192 |
| 1.185.192.0/18 | China Education and Research Network | 16384 |
| 42.244.0.0/17 | China Education and Research Network | 32768 |
| 27.112.112.0/21 | Asia Pacific Network Information Centre | 2048 |
| 42.244.0.0/18 | China Education and Research Network | 16384 |
| 42.244.0.0/14 | China Education and Research Network | 262144 |
| 42.244.0.0/16 | China Education and Research Network | 65536 |
| 42.244.13.0/24 | China Education and Research Network | 256 |
| 42.244.64.0/20 | China Education and Research Network | 4096 |
| 42.244.128.0/17 | China Education and Research Network | 32768 |
| 42.245.0.0/17 | China Education and Research Network | 32768 |
| 42.245.0.0/16 | China Education and Research Network | 65536 |
| 42.245.128.0/17 | China Education and Research Network | 32768 |
| 42.246.0.0/17 | China Education and Research Network | 32768 |
| 42.246.0.0/15 | China Education and Research Network | 131072 |
| 42.246.128.0/17 | China Education and Research Network | 32768 |
| 42.247.0.0/19 | China Education and Research Network | 8192 |
| 42.247.0.0/17 | China Education and Research Network | 32768 |
| 42.247.1.0/24 | China Education and Research Network | 256 |
| 42.247.2.0/24 | China Education and Research Network | 256 |
| 42.247.3.0/24 | China Education and Research Network | 256 |
| 42.247.5.0/24 | China Education and Research Network | 256 |
| 42.247.8.0/24 | China Education and Research Network | 256 |
| 42.247.9.0/24 | China Education and Research Network | 256 |
| 42.247.13.0/24 | China Education and Research Network | 256 |
| 42.247.18.0/24 | China Education and Research Network | 256 |
| 42.247.19.0/24 | China Education and Research Network | 256 |
| 42.247.20.0/24 | China Education and Research Network | 256 |
| 42.247.22.0/24 | China Education and Research Network | 256 |
| 42.247.30.0/24 | China Education and Research Network | 256 |
| 42.247.39.0/24 | China Education and Research Network | 256 |
| 42.247.44.0/24 | China Education and Research Network | 256 |
| 42.247.53.0/24 | China Education and Research Network | 256 |
| 42.247.58.0/24 | China Education and Research Network | 256 |
| 42.247.80.0/20 | China Education and Research Network | 4096 |
| 42.247.83.0/24 | China Education and Research Network | 256 |
| 42.247.91.0/24 | China Education and Research Network | 256 |
| 42.247.128.0/17 | China Education and Research Network | 32768 |
| 49.52.0.0/19 | China Education and Research Network | 8192 |
| 49.52.0.0/14 | China Education and Research Network | 262144 |
| 49.52.0.0/15 | China Education and Research Network | 131072 |
| 49.52.32.0/20 | China Education and Research Network | 4096 |
| 49.52.48.0/24 | China Education and Research Network | 256 |
| 49.52.64.0/24 | China Education and Research Network | 256 |
| 49.52.64.0/19 | China Education and Research Network | 8192 |
| 49.52.96.0/20 | China Education and Research Network | 4096 |
| 49.120.0.0/14 | China Education and Research Network | 262144 |
| 49.120.64.0/19 | China Education and Research Network | 8192 |
| 49.122.0.0/20 | China Education and Research Network | 4096 |
| 49.122.16.0/21 | China Education and Research Network | 2048 |
| 49.122.24.0/21 | China Education and Research Network | 2048 |
| 49.122.32.0/20 | China Education and Research Network | 4096 |
| 49.122.64.0/22 | China Education and Research Network | 1024 |
| 49.122.128.0/18 | China Education and Research Network | 16384 |
| 49.122.191.0/24 | China Education and Research Network | 256 |
| 49.123.0.0/20 | China Education and Research Network | 4096 |
| 49.123.16.0/21 | China Education and Research Network | 2048 |
| 49.123.64.0/18 | China Education and Research Network | 16384 |
| 49.140.0.0/15 | China Education and Research Network | 131072 |
| 49.140.0.0/16 | China Education and Research Network | 65536 |
| 49.141.0.0/20 | China Education and Research Network | 4096 |
| 49.141.16.0/21 | China Education and Research Network | 2048 |
| 49.141.24.0/21 | China Education and Research Network | 2048 |
| 49.141.32.0/20 | China Education and Research Network | 4096 |
| 49.141.64.0/18 | China Education and Research Network | 16384 |
| 49.141.128.0/20 | China Education and Research Network | 4096 |
| 49.141.144.0/21 | China Education and Research Network | 2048 |
| 49.141.192.0/20 | China Education and Research Network | 4096 |
| 49.141.210.0/24 | China Education and Research Network | 256 |
| 49.208.0.0/15 | China Education and Research Network | 131072 |
| 49.208.0.0/17 | China Education and Research Network | 32768 |
| 49.209.0.0/20 | China Education and Research Network | 4096 |
| 49.209.16.0/20 | China Education and Research Network | 4096 |
| 49.209.32.0/19 | China Education and Research Network | 8192 |
| 49.209.64.0/18 | China Education and Research Network | 16384 |
| 49.209.232.0/21 | China Education and Research Network | 2048 |
| 49.209.240.0/20 | China Education and Research Network | 4096 |
| 58.154.0.0/20 | China Education and Research Network | 4096 |
| 58.154.0.0/15 | China Education and Research Network | 131072 |
| 58.154.16.0/20 | China Education and Research Network | 4096 |
| 58.154.32.0/23 | China Education and Research Network | 512 |
| 58.154.34.0/24 | China Education and Research Network | 256 |
| 58.154.37.0/24 | China Education and Research Network | 256 |
| 58.154.48.0/20 | China Education and Research Network | 4096 |
IPv6 地址范围
| IPv6 地址段 | 描述 |
|---|---|
| 2001:250:2::/48 | CERNET IPv6 Backbone |
| 2001:250::/48 | None |
| 2001:250:205::/48 | ~{VP9zHKCq4sQ\'~} |
| 2001:da8:261::/48 | China Next Generation Internet CERNET2 |
| 2001:250:206::/48 | CERNET IPv6 Backbone |
| 2001:250:207::/48 | ~{11>);/9$4sQ\'~} |
| 2001:da8:283::/48 | China Next Generation Internet CERNET2 |
| 2001:250:209::/48 | ~{VP9zE)R54sQ\'~} |
| 2001:250:20a::/48 | ~{VP9z?sR54sQ\'#(11>)#)~} |
| 2001:250:20b::/48 | ~{11>)J&764sQ\'~} |
| 2001:250:20c::/48 | ~{11>)7~W0Q\'T:~} |
| 2001:250:20f::/48 | CERNET IPv6 Backbone |
| 2001:250:210::/48 | ~{9z<J9XO5Q\'T:~} |
| 2001:250:212::/48 | CERNET IPv6 Backbone |
| 2001:250:214::/48 | CERNET IPv6 Backbone |
| 2001:250:218::/48 | CERNET IPv6 Backbone |
| 2001:250:219::/48 | CERNET IPv6 Backbone |
| 2001:250:21a::/48 | CERNET IPv6 Backbone |
| 2001:250:21b::/48 | CERNET IPv6 Backbone |
| 2001:250:21e::/48 | CERNET IPv6 Backbone |
| 2001:250:223::/48 | CERNET IPv6 Backbone |
| 2001:250:220::/48 | CERNET IPv6 Backbone |
| 2001:250:22e::/48 | CERNET IPv6 Backbone |
| 2001:250:236::/48 | CERNET IPv6 Backbone |
| 2001:250:237::/48 | CERNET IPv6 Backbone |
| 2001:250:22a::/48 | CERNET IPv6 Backbone |
| 2001:250:23b::/48 | CERNET IPv6 Backbone |
| 2001:250:22c::/48 | None |
| 2001:250:401::/48 | ~{DO?*4sQ\'~} |
| 2001:250:402::/48 | ~{Ll=r3GJP=(IhQ\'T:~} |
| 2001:250:403::/48 | ~{Ll=r?F<<4sQ\'~} |
| 2001:250:404::/48 | CERNET IPv6 Backbone |
| 2001:250:405::/48 | CERNET IPv6 Backbone |
| 2001:250:406::/48 | CERNET IPv6 Backbone |
| 2001:250:407::/48 | CERNET IPv6 Backbone |
| 2001:250:408::/48 | CERNET IPv6 Backbone |
| 2001:250:40d::/48 | CERNET IPv6 Backbone |
| 2001:250:40e::/48 | CERNET IPv6 Backbone |
| 2001:250:801::/48 | ~{:S114sQ\'~} |
| 2001:250:803::/48 | CERNET IPv6 Backbone |
| 2001:250:804::/48 | CERNET IPv6 Backbone |
| 2001:250:80b::/48 | CERNET IPv6 Backbone |
| 2001:250:101f::/48 | CERNET IPv6 Backbone |
| 2001:250:1400::/48 | CERNET IPv6 Backbone |
| 2001:250:1401::/48 | ~{8JK`9$R54sQ\'~} |
| 2001:250:3400::/48 | ~{9cNwJ&764sQ\'~} |
| 2001:250:1402::/48 | ~{Nw11J&764sQ\'~} |
| 2001:250:3401::/48 | ~{9cNw4sQ\'~} |
| 2001:250:1403::/48 | ~{@<V]=;M(4sQ\'#(T-@<V]Lz5@Q\'T:#)~} |
| 2001:250:4000::/48 | ~{;*VP?F<<4sQ\'~} |
| 2001:250:3402::/48 | CERNET IPv6 Backbone |
| 2001:250:1404::/48 | CERNET IPv6 Backbone |
| 2001:250:4001::/48 | ~{Nd::4sQ\'~} |
| 2001:250:3403::/48 | CERNET IPv6 Backbone |
| 2001:250:4002::/48 | CERNET IPv6 Backbone |
| 2001:250:3404::/48 | CERNET IPv6 Backbone |
| 2001:250:1405::/48 | CERNET IPv6 Backbone |
| 2001:250:4003::/48 | CERNET IPv6 Backbone |
| 2001:250:3405::/48 | CERNET IPv6 Backbone |
| 2001:250:1406::/48 | CERNET IPv6 Backbone |
| 2001:250:4004::/48 | CERNET IPv6 Backbone |
| 2001:250:3406::/48 | CERNET IPv6 Backbone |
| 2001:250:1408::/48 | CERNET IPv6 Backbone |
| 2001:250:4005::/48 | CERNET IPv6 Backbone |
| 2001:250:3407::/48 | CERNET IPv6 Backbone |
| 2001:250:1409::/48 | CERNET IPv6 Backbone |
| 2001:250:4006::/48 | CERNET IPv6 Backbone |
| 2001:250:3408::/48 | CERNET IPv6 Backbone |
| 2001:250:140a::/48 | CERNET IPv6 Backbone |
| 2001:250:4008::/48 | CERNET IPv6 Backbone |
| 2001:250:3409::/48 | CERNET IPv6 Backbone |
| 2001:250:140b::/48 | CERNET IPv6 Backbone |
| 2001:250:340a::/48 | CERNET IPv6 Backbone |
| 2001:250:4009::/48 | CERNET IPv6 Backbone |
| 2001:250:140c::/48 | CERNET IPv6 Backbone |
| 2001:250:400a::/48 | CERNET IPv6 Backbone |
| 2001:250:340b::/48 | CERNET IPv6 Backbone |
| 2001:250:140d::/48 | CERNET IPv6 Backbone |
| 2001:250:400b::/48 | CERNET IPv6 Backbone |
| 2001:250:340c::/48 | CERNET IPv6 Backbone |
| 2001:250:140e::/48 | CERNET IPv6 Backbone |
| 2001:250:400c::/48 | CERNET IPv6 Backbone |
| 2001:250:340d::/48 | CERNET IPv6 Backbone |
| 2001:250:140f::/48 | CERNET IPv6 Backbone |
| 2001:250:400d::/48 | CERNET IPv6 Backbone |
| 2001:250:340e::/48 | CERNET IPv6 Backbone |
| 2001:250:1410::/48 | CERNET IPv6 Backbone |
| 2001:250:400e::/48 | CERNET IPv6 Backbone |
| 2001:250:340f::/48 | CERNET IPv6 Backbone |
| 2001:250:1411::/48 | CERNET IPv6 Backbone |
| 2001:250:400f::/48 | CERNET IPv6 Backbone |
| 2001:250:3410::/48 | CERNET IPv6 Backbone |
| 2001:250:1412::/48 | CERNET IPv6 Backbone |
| 2001:250:4010::/48 | CERNET IPv6 Backbone |
| 2001:250:3411::/48 | CERNET IPv6 Backbone |
| 2001:250:1413::/48 | CERNET IPv6 Backbone |
| 2001:250:4011::/48 | CERNET IPv6 Backbone |
| 2001:250:3412::/48 | CERNET IPv6 Backbone |
| 2001:250:1414::/48 | CERNET IPv6 Backbone |
| 2001:250:4012::/48 | CERNET IPv6 Backbone |