Summary
| Country |
 China
|
| Domain | cernet.edu.cn |
| Size | 1,208,925,819,614,629,200,000,000 |
| Registry | APNIC |
| Network Name | CERNET-CN-20000426 |
Whois
inet6num: 2001:250::/32
netname: CERNET-CN-20000426
descr: CERNET IPv6 Backbone
country: CN
admin-c: WJ67-AP
tech-c: LX58-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
notify: [email protected]
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2020-10-20T00:55:16Z
source: APNIC
irt: IRT-CERNET-AP
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
fax-no: +86-10-62785933
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: http://www.ccert.edu.cn
remarks: [email protected] was validated on 2024-07-04
mnt-by: MAINT-CERNET-AP
last-modified: 2024-07-04T04:10:10Z
source: APNIC
role: ABUSE CERNETAP
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
country: ZZ
phone: +86-10-62784301
e-mail: [email protected]
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: [email protected] was validated on 2024-07-04
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-07-04T04:10:19Z
source: APNIC
person: Li Xing
address: China Education and Research Network
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing, 100084
address: CN
country: CN
phone: +86-10-6278-5983
fax-no: +86-10-6278-5933
e-mail: [email protected]
nic-hdl: LX58-AP
notify: [email protected]
mnt-by: MAINT-CERNET-AP
last-modified: 2011-12-22T05:14:50Z
source: APNIC
person: Wu Jianping
address: China Education and Research Network
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing, 100084
address: CN
country: CN
phone: +86-10-6278-5983
fax-no: +86-10-6278-5933
e-mail: [email protected]
nic-hdl: WJ67-AP
notify: [email protected]
mnt-by: MAINT-CERNET-AP
last-modified: 2011-12-22T05:14:50Z
source: APNIC
CIDR IP address subranges within 2001:250:837::/48 subnet
- 2001:250:837:0:0:0:0:0/56
- 2001:250:837:100:0:0:0:0/56
- 2001:250:837:200:0:0:0:0/56
- 2001:250:837:300:0:0:0:0/56
- 2001:250:837:400:0:0:0:0/56
- 2001:250:837:500:0:0:0:0/56
- 2001:250:837:600:0:0:0:0/56
- 2001:250:837:700:0:0:0:0/56
- 2001:250:837:800:0:0:0:0/56
- 2001:250:837:900:0:0:0:0/56
- 2001:250:837:a00:0:0:0:0/56
- 2001:250:837:b00:0:0:0:0/56
- 2001:250:837:c00:0:0:0:0/56
- 2001:250:837:d00:0:0:0:0/56
- 2001:250:837:e00:0:0:0:0/56
- 2001:250:837:f00:0:0:0:0/56
- 2001:250:837:1000:0:0:0:0/56
- 2001:250:837:1100:0:0:0:0/56
- 2001:250:837:1200:0:0:0:0/56
- 2001:250:837:1300:0:0:0:0/56
- 2001:250:837:1400:0:0:0:0/56
- 2001:250:837:1500:0:0:0:0/56
- 2001:250:837:1600:0:0:0:0/56
- 2001:250:837:1700:0:0:0:0/56
- 2001:250:837:1800:0:0:0:0/56
- 2001:250:837:1900:0:0:0:0/56
- 2001:250:837:1a00:0:0:0:0/56
- 2001:250:837:1b00:0:0:0:0/56
- 2001:250:837:1c00:0:0:0:0/56
- 2001:250:837:1d00:0:0:0:0/56
- 2001:250:837:1e00:0:0:0:0/56
- 2001:250:837:1f00:0:0:0:0/56
- 2001:250:837:2000:0:0:0:0/56
- 2001:250:837:2100:0:0:0:0/56
- 2001:250:837:2200:0:0:0:0/56
- 2001:250:837:2300:0:0:0:0/56
- 2001:250:837:2400:0:0:0:0/56
- 2001:250:837:2500:0:0:0:0/56
- 2001:250:837:2600:0:0:0:0/56
- 2001:250:837:2700:0:0:0:0/56
- 2001:250:837:2800:0:0:0:0/56
- 2001:250:837:2900:0:0:0:0/56
- 2001:250:837:2a00:0:0:0:0/56
- 2001:250:837:2b00:0:0:0:0/56
- 2001:250:837:2c00:0:0:0:0/56
- 2001:250:837:2d00:0:0:0:0/56
- 2001:250:837:2e00:0:0:0:0/56
- 2001:250:837:2f00:0:0:0:0/56
- 2001:250:837:3000:0:0:0:0/56
- 2001:250:837:3100:0:0:0:0/56
- 2001:250:837:3200:0:0:0:0/56
- 2001:250:837:3300:0:0:0:0/56
- 2001:250:837:3400:0:0:0:0/56
- 2001:250:837:3500:0:0:0:0/56
- 2001:250:837:3600:0:0:0:0/56
- 2001:250:837:3700:0:0:0:0/56
- 2001:250:837:3800:0:0:0:0/56
- 2001:250:837:3900:0:0:0:0/56
- 2001:250:837:3a00:0:0:0:0/56
- 2001:250:837:3b00:0:0:0:0/56
- 2001:250:837:3c00:0:0:0:0/56
- 2001:250:837:3d00:0:0:0:0/56
- 2001:250:837:3e00:0:0:0:0/56
- 2001:250:837:3f00:0:0:0:0/56
- 2001:250:837:4000:0:0:0:0/56
- 2001:250:837:4100:0:0:0:0/56
- 2001:250:837:4200:0:0:0:0/56
- 2001:250:837:4300:0:0:0:0/56
- 2001:250:837:4400:0:0:0:0/56
- 2001:250:837:4500:0:0:0:0/56
- 2001:250:837:4600:0:0:0:0/56
- 2001:250:837:4700:0:0:0:0/56
- 2001:250:837:4800:0:0:0:0/56
- 2001:250:837:4900:0:0:0:0/56
- 2001:250:837:4a00:0:0:0:0/56
- 2001:250:837:4b00:0:0:0:0/56
- 2001:250:837:4c00:0:0:0:0/56
- 2001:250:837:4d00:0:0:0:0/56
- 2001:250:837:4e00:0:0:0:0/56
- 2001:250:837:4f00:0:0:0:0/56
- 2001:250:837:5000:0:0:0:0/56
- 2001:250:837:5100:0:0:0:0/56
- 2001:250:837:5200:0:0:0:0/56
- 2001:250:837:5300:0:0:0:0/56
- 2001:250:837:5400:0:0:0:0/56
- 2001:250:837:5500:0:0:0:0/56
- 2001:250:837:5600:0:0:0:0/56
- 2001:250:837:5700:0:0:0:0/56
- 2001:250:837:5800:0:0:0:0/56
- 2001:250:837:5900:0:0:0:0/56
- 2001:250:837:5a00:0:0:0:0/56
- 2001:250:837:5b00:0:0:0:0/56
- 2001:250:837:5c00:0:0:0:0/56
- 2001:250:837:5d00:0:0:0:0/56
- 2001:250:837:5e00:0:0:0:0/56
- 2001:250:837:5f00:0:0:0:0/56
- 2001:250:837:6000:0:0:0:0/56
- 2001:250:837:6100:0:0:0:0/56
- 2001:250:837:6200:0:0:0:0/56
- 2001:250:837:6300:0:0:0:0/56
- 2001:250:837:6400:0:0:0:0/56
- 2001:250:837:6500:0:0:0:0/56
- 2001:250:837:6600:0:0:0:0/56
- 2001:250:837:6700:0:0:0:0/56
- 2001:250:837:6800:0:0:0:0/56
- 2001:250:837:6900:0:0:0:0/56
- 2001:250:837:6a00:0:0:0:0/56
- 2001:250:837:6b00:0:0:0:0/56
- 2001:250:837:6c00:0:0:0:0/56
- 2001:250:837:6d00:0:0:0:0/56
- 2001:250:837:6e00:0:0:0:0/56
- 2001:250:837:6f00:0:0:0:0/56
- 2001:250:837:7000:0:0:0:0/56
- 2001:250:837:7100:0:0:0:0/56
- 2001:250:837:7200:0:0:0:0/56
- 2001:250:837:7300:0:0:0:0/56
- 2001:250:837:7400:0:0:0:0/56
- 2001:250:837:7500:0:0:0:0/56
- 2001:250:837:7600:0:0:0:0/56
- 2001:250:837:7700:0:0:0:0/56
- 2001:250:837:7800:0:0:0:0/56
- 2001:250:837:7900:0:0:0:0/56
- 2001:250:837:7a00:0:0:0:0/56
- 2001:250:837:7b00:0:0:0:0/56
- 2001:250:837:7c00:0:0:0:0/56
- 2001:250:837:7d00:0:0:0:0/56
- 2001:250:837:7e00:0:0:0:0/56
- 2001:250:837:7f00:0:0:0:0/56
- 2001:250:837:8000:0:0:0:0/56
- 2001:250:837:8100:0:0:0:0/56
- 2001:250:837:8200:0:0:0:0/56
- 2001:250:837:8300:0:0:0:0/56
- 2001:250:837:8400:0:0:0:0/56
- 2001:250:837:8500:0:0:0:0/56
- 2001:250:837:8600:0:0:0:0/56
- 2001:250:837:8700:0:0:0:0/56
- 2001:250:837:8800:0:0:0:0/56
- 2001:250:837:8900:0:0:0:0/56
- 2001:250:837:8a00:0:0:0:0/56
- 2001:250:837:8b00:0:0:0:0/56
- 2001:250:837:8c00:0:0:0:0/56
- 2001:250:837:8d00:0:0:0:0/56
- 2001:250:837:8e00:0:0:0:0/56
- 2001:250:837:8f00:0:0:0:0/56
- 2001:250:837:9000:0:0:0:0/56
- 2001:250:837:9100:0:0:0:0/56
- 2001:250:837:9200:0:0:0:0/56
- 2001:250:837:9300:0:0:0:0/56
- 2001:250:837:9400:0:0:0:0/56
- 2001:250:837:9500:0:0:0:0/56
- 2001:250:837:9600:0:0:0:0/56
- 2001:250:837:9700:0:0:0:0/56
- 2001:250:837:9800:0:0:0:0/56
- 2001:250:837:9900:0:0:0:0/56
- 2001:250:837:9a00:0:0:0:0/56
- 2001:250:837:9b00:0:0:0:0/56
- 2001:250:837:9c00:0:0:0:0/56
- 2001:250:837:9d00:0:0:0:0/56
- 2001:250:837:9e00:0:0:0:0/56
- 2001:250:837:9f00:0:0:0:0/56
- 2001:250:837:a000:0:0:0:0/56
- 2001:250:837:a100:0:0:0:0/56
- 2001:250:837:a200:0:0:0:0/56
- 2001:250:837:a300:0:0:0:0/56
- 2001:250:837:a400:0:0:0:0/56
- 2001:250:837:a500:0:0:0:0/56
- 2001:250:837:a600:0:0:0:0/56
- 2001:250:837:a700:0:0:0:0/56
- 2001:250:837:a800:0:0:0:0/56
- 2001:250:837:a900:0:0:0:0/56
- 2001:250:837:aa00:0:0:0:0/56
- 2001:250:837:ab00:0:0:0:0/56
- 2001:250:837:ac00:0:0:0:0/56
- 2001:250:837:ad00:0:0:0:0/56
- 2001:250:837:ae00:0:0:0:0/56
- 2001:250:837:af00:0:0:0:0/56
- 2001:250:837:b000:0:0:0:0/56
- 2001:250:837:b100:0:0:0:0/56
- 2001:250:837:b200:0:0:0:0/56
- 2001:250:837:b300:0:0:0:0/56
- 2001:250:837:b400:0:0:0:0/56
- 2001:250:837:b500:0:0:0:0/56
- 2001:250:837:b600:0:0:0:0/56
- 2001:250:837:b700:0:0:0:0/56
- 2001:250:837:b800:0:0:0:0/56
- 2001:250:837:b900:0:0:0:0/56
- 2001:250:837:ba00:0:0:0:0/56
- 2001:250:837:bb00:0:0:0:0/56
- 2001:250:837:bc00:0:0:0:0/56
- 2001:250:837:bd00:0:0:0:0/56
- 2001:250:837:be00:0:0:0:0/56
- 2001:250:837:bf00:0:0:0:0/56
- 2001:250:837:c000:0:0:0:0/56
- 2001:250:837:c100:0:0:0:0/56
- 2001:250:837:c200:0:0:0:0/56
- 2001:250:837:c300:0:0:0:0/56
- 2001:250:837:c400:0:0:0:0/56
- 2001:250:837:c500:0:0:0:0/56
- 2001:250:837:c600:0:0:0:0/56
- 2001:250:837:c700:0:0:0:0/56
- 2001:250:837:c800:0:0:0:0/56
- 2001:250:837:c900:0:0:0:0/56
- 2001:250:837:ca00:0:0:0:0/56
- 2001:250:837:cb00:0:0:0:0/56
- 2001:250:837:cc00:0:0:0:0/56
- 2001:250:837:cd00:0:0:0:0/56
- 2001:250:837:ce00:0:0:0:0/56
- 2001:250:837:cf00:0:0:0:0/56
- 2001:250:837:d000:0:0:0:0/56
- 2001:250:837:d100:0:0:0:0/56
- 2001:250:837:d200:0:0:0:0/56
- 2001:250:837:d300:0:0:0:0/56
- 2001:250:837:d400:0:0:0:0/56
- 2001:250:837:d500:0:0:0:0/56
- 2001:250:837:d600:0:0:0:0/56
- 2001:250:837:d700:0:0:0:0/56
- 2001:250:837:d800:0:0:0:0/56
- 2001:250:837:d900:0:0:0:0/56
- 2001:250:837:da00:0:0:0:0/56
- 2001:250:837:db00:0:0:0:0/56
- 2001:250:837:dc00:0:0:0:0/56
- 2001:250:837:dd00:0:0:0:0/56
- 2001:250:837:de00:0:0:0:0/56
- 2001:250:837:df00:0:0:0:0/56
- 2001:250:837:e000:0:0:0:0/56
- 2001:250:837:e100:0:0:0:0/56
- 2001:250:837:e200:0:0:0:0/56
- 2001:250:837:e300:0:0:0:0/56
- 2001:250:837:e400:0:0:0:0/56
- 2001:250:837:e500:0:0:0:0/56
- 2001:250:837:e600:0:0:0:0/56
- 2001:250:837:e700:0:0:0:0/56
- 2001:250:837:e800:0:0:0:0/56
- 2001:250:837:e900:0:0:0:0/56
- 2001:250:837:ea00:0:0:0:0/56
- 2001:250:837:eb00:0:0:0:0/56
- 2001:250:837:ec00:0:0:0:0/56
- 2001:250:837:ed00:0:0:0:0/56
- 2001:250:837:ee00:0:0:0:0/56
- 2001:250:837:ef00:0:0:0:0/56
- 2001:250:837:f000:0:0:0:0/56
- 2001:250:837:f100:0:0:0:0/56
- 2001:250:837:f200:0:0:0:0/56
- 2001:250:837:f300:0:0:0:0/56
- 2001:250:837:f400:0:0:0:0/56
- 2001:250:837:f500:0:0:0:0/56
- 2001:250:837:f600:0:0:0:0/56
- 2001:250:837:f700:0:0:0:0/56
- 2001:250:837:f800:0:0:0:0/56
- 2001:250:837:f900:0:0:0:0/56
- 2001:250:837:fa00:0:0:0:0/56
- 2001:250:837:fb00:0:0:0:0/56
- 2001:250:837:fc00:0:0:0:0/56
- 2001:250:837:fd00:0:0:0:0/56
- 2001:250:837:fe00:0:0:0:0/56
- 2001:250:837:ff00:0:0:0:0/56