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

[whois.apnic.net]



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 2023-12-14
mnt-by: MAINT-CERNET-AP
last-modified: 2023-12-14T03:44:39Z
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 2023-12-14
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2023-12-14T03:44:51Z
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 2001:250:7406::/48 subnet

  • 2001:250:7406:0:0:0:0:0/56
  • 2001:250:7406:100:0:0:0:0/56
  • 2001:250:7406:200:0:0:0:0/56
  • 2001:250:7406:300:0:0:0:0/56
  • 2001:250:7406:400:0:0:0:0/56
  • 2001:250:7406:500:0:0:0:0/56
  • 2001:250:7406:600:0:0:0:0/56
  • 2001:250:7406:700:0:0:0:0/56
  • 2001:250:7406:800:0:0:0:0/56
  • 2001:250:7406:900:0:0:0:0/56
  • 2001:250:7406:a00:0:0:0:0/56
  • 2001:250:7406:b00:0:0:0:0/56
  • 2001:250:7406:c00:0:0:0:0/56
  • 2001:250:7406:d00:0:0:0:0/56
  • 2001:250:7406:e00:0:0:0:0/56
  • 2001:250:7406:f00:0:0:0:0/56
  • 2001:250:7406:1000:0:0:0:0/56
  • 2001:250:7406:1100:0:0:0:0/56
  • 2001:250:7406:1200:0:0:0:0/56
  • 2001:250:7406:1300:0:0:0:0/56
  • 2001:250:7406:1400:0:0:0:0/56
  • 2001:250:7406:1500:0:0:0:0/56
  • 2001:250:7406:1600:0:0:0:0/56
  • 2001:250:7406:1700:0:0:0:0/56
  • 2001:250:7406:1800:0:0:0:0/56
  • 2001:250:7406:1900:0:0:0:0/56
  • 2001:250:7406:1a00:0:0:0:0/56
  • 2001:250:7406:1b00:0:0:0:0/56
  • 2001:250:7406:1c00:0:0:0:0/56
  • 2001:250:7406:1d00:0:0:0:0/56
  • 2001:250:7406:1e00:0:0:0:0/56
  • 2001:250:7406:1f00:0:0:0:0/56
  • 2001:250:7406:2000:0:0:0:0/56
  • 2001:250:7406:2100:0:0:0:0/56
  • 2001:250:7406:2200:0:0:0:0/56
  • 2001:250:7406:2300:0:0:0:0/56
  • 2001:250:7406:2400:0:0:0:0/56
  • 2001:250:7406:2500:0:0:0:0/56
  • 2001:250:7406:2600:0:0:0:0/56
  • 2001:250:7406:2700:0:0:0:0/56
  • 2001:250:7406:2800:0:0:0:0/56
  • 2001:250:7406:2900:0:0:0:0/56
  • 2001:250:7406:2a00:0:0:0:0/56
  • 2001:250:7406:2b00:0:0:0:0/56
  • 2001:250:7406:2c00:0:0:0:0/56
  • 2001:250:7406:2d00:0:0:0:0/56
  • 2001:250:7406:2e00:0:0:0:0/56
  • 2001:250:7406:2f00:0:0:0:0/56
  • 2001:250:7406:3000:0:0:0:0/56
  • 2001:250:7406:3100:0:0:0:0/56
  • 2001:250:7406:3200:0:0:0:0/56
  • 2001:250:7406:3300:0:0:0:0/56
  • 2001:250:7406:3400:0:0:0:0/56
  • 2001:250:7406:3500:0:0:0:0/56
  • 2001:250:7406:3600:0:0:0:0/56
  • 2001:250:7406:3700:0:0:0:0/56
  • 2001:250:7406:3800:0:0:0:0/56
  • 2001:250:7406:3900:0:0:0:0/56
  • 2001:250:7406:3a00:0:0:0:0/56
  • 2001:250:7406:3b00:0:0:0:0/56
  • 2001:250:7406:3c00:0:0:0:0/56
  • 2001:250:7406:3d00:0:0:0:0/56
  • 2001:250:7406:3e00:0:0:0:0/56
  • 2001:250:7406:3f00:0:0:0:0/56
  • 2001:250:7406:4000:0:0:0:0/56
  • 2001:250:7406:4100:0:0:0:0/56
  • 2001:250:7406:4200:0:0:0:0/56
  • 2001:250:7406:4300:0:0:0:0/56
  • 2001:250:7406:4400:0:0:0:0/56
  • 2001:250:7406:4500:0:0:0:0/56
  • 2001:250:7406:4600:0:0:0:0/56
  • 2001:250:7406:4700:0:0:0:0/56
  • 2001:250:7406:4800:0:0:0:0/56
  • 2001:250:7406:4900:0:0:0:0/56
  • 2001:250:7406:4a00:0:0:0:0/56
  • 2001:250:7406:4b00:0:0:0:0/56
  • 2001:250:7406:4c00:0:0:0:0/56
  • 2001:250:7406:4d00:0:0:0:0/56
  • 2001:250:7406:4e00:0:0:0:0/56
  • 2001:250:7406:4f00:0:0:0:0/56
  • 2001:250:7406:5000:0:0:0:0/56
  • 2001:250:7406:5100:0:0:0:0/56
  • 2001:250:7406:5200:0:0:0:0/56
  • 2001:250:7406:5300:0:0:0:0/56
  • 2001:250:7406:5400:0:0:0:0/56
  • 2001:250:7406:5500:0:0:0:0/56
  • 2001:250:7406:5600:0:0:0:0/56
  • 2001:250:7406:5700:0:0:0:0/56
  • 2001:250:7406:5800:0:0:0:0/56
  • 2001:250:7406:5900:0:0:0:0/56
  • 2001:250:7406:5a00:0:0:0:0/56
  • 2001:250:7406:5b00:0:0:0:0/56
  • 2001:250:7406:5c00:0:0:0:0/56
  • 2001:250:7406:5d00:0:0:0:0/56
  • 2001:250:7406:5e00:0:0:0:0/56
  • 2001:250:7406:5f00:0:0:0:0/56
  • 2001:250:7406:6000:0:0:0:0/56
  • 2001:250:7406:6100:0:0:0:0/56
  • 2001:250:7406:6200:0:0:0:0/56
  • 2001:250:7406:6300:0:0:0:0/56
  • 2001:250:7406:6400:0:0:0:0/56
  • 2001:250:7406:6500:0:0:0:0/56
  • 2001:250:7406:6600:0:0:0:0/56
  • 2001:250:7406:6700:0:0:0:0/56
  • 2001:250:7406:6800:0:0:0:0/56
  • 2001:250:7406:6900:0:0:0:0/56
  • 2001:250:7406:6a00:0:0:0:0/56
  • 2001:250:7406:6b00:0:0:0:0/56
  • 2001:250:7406:6c00:0:0:0:0/56
  • 2001:250:7406:6d00:0:0:0:0/56
  • 2001:250:7406:6e00:0:0:0:0/56
  • 2001:250:7406:6f00:0:0:0:0/56
  • 2001:250:7406:7000:0:0:0:0/56
  • 2001:250:7406:7100:0:0:0:0/56
  • 2001:250:7406:7200:0:0:0:0/56
  • 2001:250:7406:7300:0:0:0:0/56
  • 2001:250:7406:7400:0:0:0:0/56
  • 2001:250:7406:7500:0:0:0:0/56
  • 2001:250:7406:7600:0:0:0:0/56
  • 2001:250:7406:7700:0:0:0:0/56
  • 2001:250:7406:7800:0:0:0:0/56
  • 2001:250:7406:7900:0:0:0:0/56
  • 2001:250:7406:7a00:0:0:0:0/56
  • 2001:250:7406:7b00:0:0:0:0/56
  • 2001:250:7406:7c00:0:0:0:0/56
  • 2001:250:7406:7d00:0:0:0:0/56
  • 2001:250:7406:7e00:0:0:0:0/56
  • 2001:250:7406:7f00:0:0:0:0/56
  • 2001:250:7406:8000:0:0:0:0/56
  • 2001:250:7406:8100:0:0:0:0/56
  • 2001:250:7406:8200:0:0:0:0/56
  • 2001:250:7406:8300:0:0:0:0/56
  • 2001:250:7406:8400:0:0:0:0/56
  • 2001:250:7406:8500:0:0:0:0/56
  • 2001:250:7406:8600:0:0:0:0/56
  • 2001:250:7406:8700:0:0:0:0/56
  • 2001:250:7406:8800:0:0:0:0/56
  • 2001:250:7406:8900:0:0:0:0/56
  • 2001:250:7406:8a00:0:0:0:0/56
  • 2001:250:7406:8b00:0:0:0:0/56
  • 2001:250:7406:8c00:0:0:0:0/56
  • 2001:250:7406:8d00:0:0:0:0/56
  • 2001:250:7406:8e00:0:0:0:0/56
  • 2001:250:7406:8f00:0:0:0:0/56
  • 2001:250:7406:9000:0:0:0:0/56
  • 2001:250:7406:9100:0:0:0:0/56
  • 2001:250:7406:9200:0:0:0:0/56
  • 2001:250:7406:9300:0:0:0:0/56
  • 2001:250:7406:9400:0:0:0:0/56
  • 2001:250:7406:9500:0:0:0:0/56
  • 2001:250:7406:9600:0:0:0:0/56
  • 2001:250:7406:9700:0:0:0:0/56
  • 2001:250:7406:9800:0:0:0:0/56
  • 2001:250:7406:9900:0:0:0:0/56
  • 2001:250:7406:9a00:0:0:0:0/56
  • 2001:250:7406:9b00:0:0:0:0/56
  • 2001:250:7406:9c00:0:0:0:0/56
  • 2001:250:7406:9d00:0:0:0:0/56
  • 2001:250:7406:9e00:0:0:0:0/56
  • 2001:250:7406:9f00:0:0:0:0/56
  • 2001:250:7406:a000:0:0:0:0/56
  • 2001:250:7406:a100:0:0:0:0/56
  • 2001:250:7406:a200:0:0:0:0/56
  • 2001:250:7406:a300:0:0:0:0/56
  • 2001:250:7406:a400:0:0:0:0/56
  • 2001:250:7406:a500:0:0:0:0/56
  • 2001:250:7406:a600:0:0:0:0/56
  • 2001:250:7406:a700:0:0:0:0/56
  • 2001:250:7406:a800:0:0:0:0/56
  • 2001:250:7406:a900:0:0:0:0/56
  • 2001:250:7406:aa00:0:0:0:0/56
  • 2001:250:7406:ab00:0:0:0:0/56
  • 2001:250:7406:ac00:0:0:0:0/56
  • 2001:250:7406:ad00:0:0:0:0/56
  • 2001:250:7406:ae00:0:0:0:0/56
  • 2001:250:7406:af00:0:0:0:0/56
  • 2001:250:7406:b000:0:0:0:0/56
  • 2001:250:7406:b100:0:0:0:0/56
  • 2001:250:7406:b200:0:0:0:0/56
  • 2001:250:7406:b300:0:0:0:0/56
  • 2001:250:7406:b400:0:0:0:0/56
  • 2001:250:7406:b500:0:0:0:0/56
  • 2001:250:7406:b600:0:0:0:0/56
  • 2001:250:7406:b700:0:0:0:0/56
  • 2001:250:7406:b800:0:0:0:0/56
  • 2001:250:7406:b900:0:0:0:0/56
  • 2001:250:7406:ba00:0:0:0:0/56
  • 2001:250:7406:bb00:0:0:0:0/56
  • 2001:250:7406:bc00:0:0:0:0/56
  • 2001:250:7406:bd00:0:0:0:0/56
  • 2001:250:7406:be00:0:0:0:0/56
  • 2001:250:7406:bf00:0:0:0:0/56
  • 2001:250:7406:c000:0:0:0:0/56
  • 2001:250:7406:c100:0:0:0:0/56
  • 2001:250:7406:c200:0:0:0:0/56
  • 2001:250:7406:c300:0:0:0:0/56
  • 2001:250:7406:c400:0:0:0:0/56
  • 2001:250:7406:c500:0:0:0:0/56
  • 2001:250:7406:c600:0:0:0:0/56
  • 2001:250:7406:c700:0:0:0:0/56
  • 2001:250:7406:c800:0:0:0:0/56
  • 2001:250:7406:c900:0:0:0:0/56
  • 2001:250:7406:ca00:0:0:0:0/56
  • 2001:250:7406:cb00:0:0:0:0/56
  • 2001:250:7406:cc00:0:0:0:0/56
  • 2001:250:7406:cd00:0:0:0:0/56
  • 2001:250:7406:ce00:0:0:0:0/56
  • 2001:250:7406:cf00:0:0:0:0/56
  • 2001:250:7406:d000:0:0:0:0/56
  • 2001:250:7406:d100:0:0:0:0/56
  • 2001:250:7406:d200:0:0:0:0/56
  • 2001:250:7406:d300:0:0:0:0/56
  • 2001:250:7406:d400:0:0:0:0/56
  • 2001:250:7406:d500:0:0:0:0/56
  • 2001:250:7406:d600:0:0:0:0/56
  • 2001:250:7406:d700:0:0:0:0/56
  • 2001:250:7406:d800:0:0:0:0/56
  • 2001:250:7406:d900:0:0:0:0/56
  • 2001:250:7406:da00:0:0:0:0/56
  • 2001:250:7406:db00:0:0:0:0/56
  • 2001:250:7406:dc00:0:0:0:0/56
  • 2001:250:7406:dd00:0:0:0:0/56
  • 2001:250:7406:de00:0:0:0:0/56
  • 2001:250:7406:df00:0:0:0:0/56
  • 2001:250:7406:e000:0:0:0:0/56
  • 2001:250:7406:e100:0:0:0:0/56
  • 2001:250:7406:e200:0:0:0:0/56
  • 2001:250:7406:e300:0:0:0:0/56
  • 2001:250:7406:e400:0:0:0:0/56
  • 2001:250:7406:e500:0:0:0:0/56
  • 2001:250:7406:e600:0:0:0:0/56
  • 2001:250:7406:e700:0:0:0:0/56
  • 2001:250:7406:e800:0:0:0:0/56
  • 2001:250:7406:e900:0:0:0:0/56
  • 2001:250:7406:ea00:0:0:0:0/56
  • 2001:250:7406:eb00:0:0:0:0/56
  • 2001:250:7406:ec00:0:0:0:0/56
  • 2001:250:7406:ed00:0:0:0:0/56
  • 2001:250:7406:ee00:0:0:0:0/56
  • 2001:250:7406:ef00:0:0:0:0/56
  • 2001:250:7406:f000:0:0:0:0/56
  • 2001:250:7406:f100:0:0:0:0/56
  • 2001:250:7406:f200:0:0:0:0/56
  • 2001:250:7406:f300:0:0:0:0/56
  • 2001:250:7406:f400:0:0:0:0/56
  • 2001:250:7406:f500:0:0:0:0/56
  • 2001:250:7406:f600:0:0:0:0/56
  • 2001:250:7406:f700:0:0:0:0/56
  • 2001:250:7406:f800:0:0:0:0/56
  • 2001:250:7406:f900:0:0:0:0/56
  • 2001:250:7406:fa00:0:0:0:0/56
  • 2001:250:7406:fb00:0:0:0:0/56
  • 2001:250:7406:fc00:0:0:0:0/56
  • 2001:250:7406:fd00:0:0:0:0/56
  • 2001:250:7406:fe00:0:0:0:0/56
  • 2001:250:7406:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up