Summary

Country
CN 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 2001:250:5888::/48 subnet

  • 2001:250:5888:0:0:0:0:0/56
  • 2001:250:5888:100:0:0:0:0/56
  • 2001:250:5888:200:0:0:0:0/56
  • 2001:250:5888:300:0:0:0:0/56
  • 2001:250:5888:400:0:0:0:0/56
  • 2001:250:5888:500:0:0:0:0/56
  • 2001:250:5888:600:0:0:0:0/56
  • 2001:250:5888:700:0:0:0:0/56
  • 2001:250:5888:800:0:0:0:0/56
  • 2001:250:5888:900:0:0:0:0/56
  • 2001:250:5888:a00:0:0:0:0/56
  • 2001:250:5888:b00:0:0:0:0/56
  • 2001:250:5888:c00:0:0:0:0/56
  • 2001:250:5888:d00:0:0:0:0/56
  • 2001:250:5888:e00:0:0:0:0/56
  • 2001:250:5888:f00:0:0:0:0/56
  • 2001:250:5888:1000:0:0:0:0/56
  • 2001:250:5888:1100:0:0:0:0/56
  • 2001:250:5888:1200:0:0:0:0/56
  • 2001:250:5888:1300:0:0:0:0/56
  • 2001:250:5888:1400:0:0:0:0/56
  • 2001:250:5888:1500:0:0:0:0/56
  • 2001:250:5888:1600:0:0:0:0/56
  • 2001:250:5888:1700:0:0:0:0/56
  • 2001:250:5888:1800:0:0:0:0/56
  • 2001:250:5888:1900:0:0:0:0/56
  • 2001:250:5888:1a00:0:0:0:0/56
  • 2001:250:5888:1b00:0:0:0:0/56
  • 2001:250:5888:1c00:0:0:0:0/56
  • 2001:250:5888:1d00:0:0:0:0/56
  • 2001:250:5888:1e00:0:0:0:0/56
  • 2001:250:5888:1f00:0:0:0:0/56
  • 2001:250:5888:2000:0:0:0:0/56
  • 2001:250:5888:2100:0:0:0:0/56
  • 2001:250:5888:2200:0:0:0:0/56
  • 2001:250:5888:2300:0:0:0:0/56
  • 2001:250:5888:2400:0:0:0:0/56
  • 2001:250:5888:2500:0:0:0:0/56
  • 2001:250:5888:2600:0:0:0:0/56
  • 2001:250:5888:2700:0:0:0:0/56
  • 2001:250:5888:2800:0:0:0:0/56
  • 2001:250:5888:2900:0:0:0:0/56
  • 2001:250:5888:2a00:0:0:0:0/56
  • 2001:250:5888:2b00:0:0:0:0/56
  • 2001:250:5888:2c00:0:0:0:0/56
  • 2001:250:5888:2d00:0:0:0:0/56
  • 2001:250:5888:2e00:0:0:0:0/56
  • 2001:250:5888:2f00:0:0:0:0/56
  • 2001:250:5888:3000:0:0:0:0/56
  • 2001:250:5888:3100:0:0:0:0/56
  • 2001:250:5888:3200:0:0:0:0/56
  • 2001:250:5888:3300:0:0:0:0/56
  • 2001:250:5888:3400:0:0:0:0/56
  • 2001:250:5888:3500:0:0:0:0/56
  • 2001:250:5888:3600:0:0:0:0/56
  • 2001:250:5888:3700:0:0:0:0/56
  • 2001:250:5888:3800:0:0:0:0/56
  • 2001:250:5888:3900:0:0:0:0/56
  • 2001:250:5888:3a00:0:0:0:0/56
  • 2001:250:5888:3b00:0:0:0:0/56
  • 2001:250:5888:3c00:0:0:0:0/56
  • 2001:250:5888:3d00:0:0:0:0/56
  • 2001:250:5888:3e00:0:0:0:0/56
  • 2001:250:5888:3f00:0:0:0:0/56
  • 2001:250:5888:4000:0:0:0:0/56
  • 2001:250:5888:4100:0:0:0:0/56
  • 2001:250:5888:4200:0:0:0:0/56
  • 2001:250:5888:4300:0:0:0:0/56
  • 2001:250:5888:4400:0:0:0:0/56
  • 2001:250:5888:4500:0:0:0:0/56
  • 2001:250:5888:4600:0:0:0:0/56
  • 2001:250:5888:4700:0:0:0:0/56
  • 2001:250:5888:4800:0:0:0:0/56
  • 2001:250:5888:4900:0:0:0:0/56
  • 2001:250:5888:4a00:0:0:0:0/56
  • 2001:250:5888:4b00:0:0:0:0/56
  • 2001:250:5888:4c00:0:0:0:0/56
  • 2001:250:5888:4d00:0:0:0:0/56
  • 2001:250:5888:4e00:0:0:0:0/56
  • 2001:250:5888:4f00:0:0:0:0/56
  • 2001:250:5888:5000:0:0:0:0/56
  • 2001:250:5888:5100:0:0:0:0/56
  • 2001:250:5888:5200:0:0:0:0/56
  • 2001:250:5888:5300:0:0:0:0/56
  • 2001:250:5888:5400:0:0:0:0/56
  • 2001:250:5888:5500:0:0:0:0/56
  • 2001:250:5888:5600:0:0:0:0/56
  • 2001:250:5888:5700:0:0:0:0/56
  • 2001:250:5888:5800:0:0:0:0/56
  • 2001:250:5888:5900:0:0:0:0/56
  • 2001:250:5888:5a00:0:0:0:0/56
  • 2001:250:5888:5b00:0:0:0:0/56
  • 2001:250:5888:5c00:0:0:0:0/56
  • 2001:250:5888:5d00:0:0:0:0/56
  • 2001:250:5888:5e00:0:0:0:0/56
  • 2001:250:5888:5f00:0:0:0:0/56
  • 2001:250:5888:6000:0:0:0:0/56
  • 2001:250:5888:6100:0:0:0:0/56
  • 2001:250:5888:6200:0:0:0:0/56
  • 2001:250:5888:6300:0:0:0:0/56
  • 2001:250:5888:6400:0:0:0:0/56
  • 2001:250:5888:6500:0:0:0:0/56
  • 2001:250:5888:6600:0:0:0:0/56
  • 2001:250:5888:6700:0:0:0:0/56
  • 2001:250:5888:6800:0:0:0:0/56
  • 2001:250:5888:6900:0:0:0:0/56
  • 2001:250:5888:6a00:0:0:0:0/56
  • 2001:250:5888:6b00:0:0:0:0/56
  • 2001:250:5888:6c00:0:0:0:0/56
  • 2001:250:5888:6d00:0:0:0:0/56
  • 2001:250:5888:6e00:0:0:0:0/56
  • 2001:250:5888:6f00:0:0:0:0/56
  • 2001:250:5888:7000:0:0:0:0/56
  • 2001:250:5888:7100:0:0:0:0/56
  • 2001:250:5888:7200:0:0:0:0/56
  • 2001:250:5888:7300:0:0:0:0/56
  • 2001:250:5888:7400:0:0:0:0/56
  • 2001:250:5888:7500:0:0:0:0/56
  • 2001:250:5888:7600:0:0:0:0/56
  • 2001:250:5888:7700:0:0:0:0/56
  • 2001:250:5888:7800:0:0:0:0/56
  • 2001:250:5888:7900:0:0:0:0/56
  • 2001:250:5888:7a00:0:0:0:0/56
  • 2001:250:5888:7b00:0:0:0:0/56
  • 2001:250:5888:7c00:0:0:0:0/56
  • 2001:250:5888:7d00:0:0:0:0/56
  • 2001:250:5888:7e00:0:0:0:0/56
  • 2001:250:5888:7f00:0:0:0:0/56
  • 2001:250:5888:8000:0:0:0:0/56
  • 2001:250:5888:8100:0:0:0:0/56
  • 2001:250:5888:8200:0:0:0:0/56
  • 2001:250:5888:8300:0:0:0:0/56
  • 2001:250:5888:8400:0:0:0:0/56
  • 2001:250:5888:8500:0:0:0:0/56
  • 2001:250:5888:8600:0:0:0:0/56
  • 2001:250:5888:8700:0:0:0:0/56
  • 2001:250:5888:8800:0:0:0:0/56
  • 2001:250:5888:8900:0:0:0:0/56
  • 2001:250:5888:8a00:0:0:0:0/56
  • 2001:250:5888:8b00:0:0:0:0/56
  • 2001:250:5888:8c00:0:0:0:0/56
  • 2001:250:5888:8d00:0:0:0:0/56
  • 2001:250:5888:8e00:0:0:0:0/56
  • 2001:250:5888:8f00:0:0:0:0/56
  • 2001:250:5888:9000:0:0:0:0/56
  • 2001:250:5888:9100:0:0:0:0/56
  • 2001:250:5888:9200:0:0:0:0/56
  • 2001:250:5888:9300:0:0:0:0/56
  • 2001:250:5888:9400:0:0:0:0/56
  • 2001:250:5888:9500:0:0:0:0/56
  • 2001:250:5888:9600:0:0:0:0/56
  • 2001:250:5888:9700:0:0:0:0/56
  • 2001:250:5888:9800:0:0:0:0/56
  • 2001:250:5888:9900:0:0:0:0/56
  • 2001:250:5888:9a00:0:0:0:0/56
  • 2001:250:5888:9b00:0:0:0:0/56
  • 2001:250:5888:9c00:0:0:0:0/56
  • 2001:250:5888:9d00:0:0:0:0/56
  • 2001:250:5888:9e00:0:0:0:0/56
  • 2001:250:5888:9f00:0:0:0:0/56
  • 2001:250:5888:a000:0:0:0:0/56
  • 2001:250:5888:a100:0:0:0:0/56
  • 2001:250:5888:a200:0:0:0:0/56
  • 2001:250:5888:a300:0:0:0:0/56
  • 2001:250:5888:a400:0:0:0:0/56
  • 2001:250:5888:a500:0:0:0:0/56
  • 2001:250:5888:a600:0:0:0:0/56
  • 2001:250:5888:a700:0:0:0:0/56
  • 2001:250:5888:a800:0:0:0:0/56
  • 2001:250:5888:a900:0:0:0:0/56
  • 2001:250:5888:aa00:0:0:0:0/56
  • 2001:250:5888:ab00:0:0:0:0/56
  • 2001:250:5888:ac00:0:0:0:0/56
  • 2001:250:5888:ad00:0:0:0:0/56
  • 2001:250:5888:ae00:0:0:0:0/56
  • 2001:250:5888:af00:0:0:0:0/56
  • 2001:250:5888:b000:0:0:0:0/56
  • 2001:250:5888:b100:0:0:0:0/56
  • 2001:250:5888:b200:0:0:0:0/56
  • 2001:250:5888:b300:0:0:0:0/56
  • 2001:250:5888:b400:0:0:0:0/56
  • 2001:250:5888:b500:0:0:0:0/56
  • 2001:250:5888:b600:0:0:0:0/56
  • 2001:250:5888:b700:0:0:0:0/56
  • 2001:250:5888:b800:0:0:0:0/56
  • 2001:250:5888:b900:0:0:0:0/56
  • 2001:250:5888:ba00:0:0:0:0/56
  • 2001:250:5888:bb00:0:0:0:0/56
  • 2001:250:5888:bc00:0:0:0:0/56
  • 2001:250:5888:bd00:0:0:0:0/56
  • 2001:250:5888:be00:0:0:0:0/56
  • 2001:250:5888:bf00:0:0:0:0/56
  • 2001:250:5888:c000:0:0:0:0/56
  • 2001:250:5888:c100:0:0:0:0/56
  • 2001:250:5888:c200:0:0:0:0/56
  • 2001:250:5888:c300:0:0:0:0/56
  • 2001:250:5888:c400:0:0:0:0/56
  • 2001:250:5888:c500:0:0:0:0/56
  • 2001:250:5888:c600:0:0:0:0/56
  • 2001:250:5888:c700:0:0:0:0/56
  • 2001:250:5888:c800:0:0:0:0/56
  • 2001:250:5888:c900:0:0:0:0/56
  • 2001:250:5888:ca00:0:0:0:0/56
  • 2001:250:5888:cb00:0:0:0:0/56
  • 2001:250:5888:cc00:0:0:0:0/56
  • 2001:250:5888:cd00:0:0:0:0/56
  • 2001:250:5888:ce00:0:0:0:0/56
  • 2001:250:5888:cf00:0:0:0:0/56
  • 2001:250:5888:d000:0:0:0:0/56
  • 2001:250:5888:d100:0:0:0:0/56
  • 2001:250:5888:d200:0:0:0:0/56
  • 2001:250:5888:d300:0:0:0:0/56
  • 2001:250:5888:d400:0:0:0:0/56
  • 2001:250:5888:d500:0:0:0:0/56
  • 2001:250:5888:d600:0:0:0:0/56
  • 2001:250:5888:d700:0:0:0:0/56
  • 2001:250:5888:d800:0:0:0:0/56
  • 2001:250:5888:d900:0:0:0:0/56
  • 2001:250:5888:da00:0:0:0:0/56
  • 2001:250:5888:db00:0:0:0:0/56
  • 2001:250:5888:dc00:0:0:0:0/56
  • 2001:250:5888:dd00:0:0:0:0/56
  • 2001:250:5888:de00:0:0:0:0/56
  • 2001:250:5888:df00:0:0:0:0/56
  • 2001:250:5888:e000:0:0:0:0/56
  • 2001:250:5888:e100:0:0:0:0/56
  • 2001:250:5888:e200:0:0:0:0/56
  • 2001:250:5888:e300:0:0:0:0/56
  • 2001:250:5888:e400:0:0:0:0/56
  • 2001:250:5888:e500:0:0:0:0/56
  • 2001:250:5888:e600:0:0:0:0/56
  • 2001:250:5888:e700:0:0:0:0/56
  • 2001:250:5888:e800:0:0:0:0/56
  • 2001:250:5888:e900:0:0:0:0/56
  • 2001:250:5888:ea00:0:0:0:0/56
  • 2001:250:5888:eb00:0:0:0:0/56
  • 2001:250:5888:ec00:0:0:0:0/56
  • 2001:250:5888:ed00:0:0:0:0/56
  • 2001:250:5888:ee00:0:0:0:0/56
  • 2001:250:5888:ef00:0:0:0:0/56
  • 2001:250:5888:f000:0:0:0:0/56
  • 2001:250:5888:f100:0:0:0:0/56
  • 2001:250:5888:f200:0:0:0:0/56
  • 2001:250:5888:f300:0:0:0:0/56
  • 2001:250:5888:f400:0:0:0:0/56
  • 2001:250:5888:f500:0:0:0:0/56
  • 2001:250:5888:f600:0:0:0:0/56
  • 2001:250:5888:f700:0:0:0:0/56
  • 2001:250:5888:f800:0:0:0:0/56
  • 2001:250:5888:f900:0:0:0:0/56
  • 2001:250:5888:fa00:0:0:0:0/56
  • 2001:250:5888:fb00:0:0:0:0/56
  • 2001:250:5888:fc00:0:0:0:0/56
  • 2001:250:5888:fd00:0:0:0:0/56
  • 2001:250:5888:fe00:0:0:0:0/56
  • 2001:250:5888:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up