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 2001:250:5868::/48 subnet

  • 2001:250:5868:0:0:0:0:0/56
  • 2001:250:5868:100:0:0:0:0/56
  • 2001:250:5868:200:0:0:0:0/56
  • 2001:250:5868:300:0:0:0:0/56
  • 2001:250:5868:400:0:0:0:0/56
  • 2001:250:5868:500:0:0:0:0/56
  • 2001:250:5868:600:0:0:0:0/56
  • 2001:250:5868:700:0:0:0:0/56
  • 2001:250:5868:800:0:0:0:0/56
  • 2001:250:5868:900:0:0:0:0/56
  • 2001:250:5868:a00:0:0:0:0/56
  • 2001:250:5868:b00:0:0:0:0/56
  • 2001:250:5868:c00:0:0:0:0/56
  • 2001:250:5868:d00:0:0:0:0/56
  • 2001:250:5868:e00:0:0:0:0/56
  • 2001:250:5868:f00:0:0:0:0/56
  • 2001:250:5868:1000:0:0:0:0/56
  • 2001:250:5868:1100:0:0:0:0/56
  • 2001:250:5868:1200:0:0:0:0/56
  • 2001:250:5868:1300:0:0:0:0/56
  • 2001:250:5868:1400:0:0:0:0/56
  • 2001:250:5868:1500:0:0:0:0/56
  • 2001:250:5868:1600:0:0:0:0/56
  • 2001:250:5868:1700:0:0:0:0/56
  • 2001:250:5868:1800:0:0:0:0/56
  • 2001:250:5868:1900:0:0:0:0/56
  • 2001:250:5868:1a00:0:0:0:0/56
  • 2001:250:5868:1b00:0:0:0:0/56
  • 2001:250:5868:1c00:0:0:0:0/56
  • 2001:250:5868:1d00:0:0:0:0/56
  • 2001:250:5868:1e00:0:0:0:0/56
  • 2001:250:5868:1f00:0:0:0:0/56
  • 2001:250:5868:2000:0:0:0:0/56
  • 2001:250:5868:2100:0:0:0:0/56
  • 2001:250:5868:2200:0:0:0:0/56
  • 2001:250:5868:2300:0:0:0:0/56
  • 2001:250:5868:2400:0:0:0:0/56
  • 2001:250:5868:2500:0:0:0:0/56
  • 2001:250:5868:2600:0:0:0:0/56
  • 2001:250:5868:2700:0:0:0:0/56
  • 2001:250:5868:2800:0:0:0:0/56
  • 2001:250:5868:2900:0:0:0:0/56
  • 2001:250:5868:2a00:0:0:0:0/56
  • 2001:250:5868:2b00:0:0:0:0/56
  • 2001:250:5868:2c00:0:0:0:0/56
  • 2001:250:5868:2d00:0:0:0:0/56
  • 2001:250:5868:2e00:0:0:0:0/56
  • 2001:250:5868:2f00:0:0:0:0/56
  • 2001:250:5868:3000:0:0:0:0/56
  • 2001:250:5868:3100:0:0:0:0/56
  • 2001:250:5868:3200:0:0:0:0/56
  • 2001:250:5868:3300:0:0:0:0/56
  • 2001:250:5868:3400:0:0:0:0/56
  • 2001:250:5868:3500:0:0:0:0/56
  • 2001:250:5868:3600:0:0:0:0/56
  • 2001:250:5868:3700:0:0:0:0/56
  • 2001:250:5868:3800:0:0:0:0/56
  • 2001:250:5868:3900:0:0:0:0/56
  • 2001:250:5868:3a00:0:0:0:0/56
  • 2001:250:5868:3b00:0:0:0:0/56
  • 2001:250:5868:3c00:0:0:0:0/56
  • 2001:250:5868:3d00:0:0:0:0/56
  • 2001:250:5868:3e00:0:0:0:0/56
  • 2001:250:5868:3f00:0:0:0:0/56
  • 2001:250:5868:4000:0:0:0:0/56
  • 2001:250:5868:4100:0:0:0:0/56
  • 2001:250:5868:4200:0:0:0:0/56
  • 2001:250:5868:4300:0:0:0:0/56
  • 2001:250:5868:4400:0:0:0:0/56
  • 2001:250:5868:4500:0:0:0:0/56
  • 2001:250:5868:4600:0:0:0:0/56
  • 2001:250:5868:4700:0:0:0:0/56
  • 2001:250:5868:4800:0:0:0:0/56
  • 2001:250:5868:4900:0:0:0:0/56
  • 2001:250:5868:4a00:0:0:0:0/56
  • 2001:250:5868:4b00:0:0:0:0/56
  • 2001:250:5868:4c00:0:0:0:0/56
  • 2001:250:5868:4d00:0:0:0:0/56
  • 2001:250:5868:4e00:0:0:0:0/56
  • 2001:250:5868:4f00:0:0:0:0/56
  • 2001:250:5868:5000:0:0:0:0/56
  • 2001:250:5868:5100:0:0:0:0/56
  • 2001:250:5868:5200:0:0:0:0/56
  • 2001:250:5868:5300:0:0:0:0/56
  • 2001:250:5868:5400:0:0:0:0/56
  • 2001:250:5868:5500:0:0:0:0/56
  • 2001:250:5868:5600:0:0:0:0/56
  • 2001:250:5868:5700:0:0:0:0/56
  • 2001:250:5868:5800:0:0:0:0/56
  • 2001:250:5868:5900:0:0:0:0/56
  • 2001:250:5868:5a00:0:0:0:0/56
  • 2001:250:5868:5b00:0:0:0:0/56
  • 2001:250:5868:5c00:0:0:0:0/56
  • 2001:250:5868:5d00:0:0:0:0/56
  • 2001:250:5868:5e00:0:0:0:0/56
  • 2001:250:5868:5f00:0:0:0:0/56
  • 2001:250:5868:6000:0:0:0:0/56
  • 2001:250:5868:6100:0:0:0:0/56
  • 2001:250:5868:6200:0:0:0:0/56
  • 2001:250:5868:6300:0:0:0:0/56
  • 2001:250:5868:6400:0:0:0:0/56
  • 2001:250:5868:6500:0:0:0:0/56
  • 2001:250:5868:6600:0:0:0:0/56
  • 2001:250:5868:6700:0:0:0:0/56
  • 2001:250:5868:6800:0:0:0:0/56
  • 2001:250:5868:6900:0:0:0:0/56
  • 2001:250:5868:6a00:0:0:0:0/56
  • 2001:250:5868:6b00:0:0:0:0/56
  • 2001:250:5868:6c00:0:0:0:0/56
  • 2001:250:5868:6d00:0:0:0:0/56
  • 2001:250:5868:6e00:0:0:0:0/56
  • 2001:250:5868:6f00:0:0:0:0/56
  • 2001:250:5868:7000:0:0:0:0/56
  • 2001:250:5868:7100:0:0:0:0/56
  • 2001:250:5868:7200:0:0:0:0/56
  • 2001:250:5868:7300:0:0:0:0/56
  • 2001:250:5868:7400:0:0:0:0/56
  • 2001:250:5868:7500:0:0:0:0/56
  • 2001:250:5868:7600:0:0:0:0/56
  • 2001:250:5868:7700:0:0:0:0/56
  • 2001:250:5868:7800:0:0:0:0/56
  • 2001:250:5868:7900:0:0:0:0/56
  • 2001:250:5868:7a00:0:0:0:0/56
  • 2001:250:5868:7b00:0:0:0:0/56
  • 2001:250:5868:7c00:0:0:0:0/56
  • 2001:250:5868:7d00:0:0:0:0/56
  • 2001:250:5868:7e00:0:0:0:0/56
  • 2001:250:5868:7f00:0:0:0:0/56
  • 2001:250:5868:8000:0:0:0:0/56
  • 2001:250:5868:8100:0:0:0:0/56
  • 2001:250:5868:8200:0:0:0:0/56
  • 2001:250:5868:8300:0:0:0:0/56
  • 2001:250:5868:8400:0:0:0:0/56
  • 2001:250:5868:8500:0:0:0:0/56
  • 2001:250:5868:8600:0:0:0:0/56
  • 2001:250:5868:8700:0:0:0:0/56
  • 2001:250:5868:8800:0:0:0:0/56
  • 2001:250:5868:8900:0:0:0:0/56
  • 2001:250:5868:8a00:0:0:0:0/56
  • 2001:250:5868:8b00:0:0:0:0/56
  • 2001:250:5868:8c00:0:0:0:0/56
  • 2001:250:5868:8d00:0:0:0:0/56
  • 2001:250:5868:8e00:0:0:0:0/56
  • 2001:250:5868:8f00:0:0:0:0/56
  • 2001:250:5868:9000:0:0:0:0/56
  • 2001:250:5868:9100:0:0:0:0/56
  • 2001:250:5868:9200:0:0:0:0/56
  • 2001:250:5868:9300:0:0:0:0/56
  • 2001:250:5868:9400:0:0:0:0/56
  • 2001:250:5868:9500:0:0:0:0/56
  • 2001:250:5868:9600:0:0:0:0/56
  • 2001:250:5868:9700:0:0:0:0/56
  • 2001:250:5868:9800:0:0:0:0/56
  • 2001:250:5868:9900:0:0:0:0/56
  • 2001:250:5868:9a00:0:0:0:0/56
  • 2001:250:5868:9b00:0:0:0:0/56
  • 2001:250:5868:9c00:0:0:0:0/56
  • 2001:250:5868:9d00:0:0:0:0/56
  • 2001:250:5868:9e00:0:0:0:0/56
  • 2001:250:5868:9f00:0:0:0:0/56
  • 2001:250:5868:a000:0:0:0:0/56
  • 2001:250:5868:a100:0:0:0:0/56
  • 2001:250:5868:a200:0:0:0:0/56
  • 2001:250:5868:a300:0:0:0:0/56
  • 2001:250:5868:a400:0:0:0:0/56
  • 2001:250:5868:a500:0:0:0:0/56
  • 2001:250:5868:a600:0:0:0:0/56
  • 2001:250:5868:a700:0:0:0:0/56
  • 2001:250:5868:a800:0:0:0:0/56
  • 2001:250:5868:a900:0:0:0:0/56
  • 2001:250:5868:aa00:0:0:0:0/56
  • 2001:250:5868:ab00:0:0:0:0/56
  • 2001:250:5868:ac00:0:0:0:0/56
  • 2001:250:5868:ad00:0:0:0:0/56
  • 2001:250:5868:ae00:0:0:0:0/56
  • 2001:250:5868:af00:0:0:0:0/56
  • 2001:250:5868:b000:0:0:0:0/56
  • 2001:250:5868:b100:0:0:0:0/56
  • 2001:250:5868:b200:0:0:0:0/56
  • 2001:250:5868:b300:0:0:0:0/56
  • 2001:250:5868:b400:0:0:0:0/56
  • 2001:250:5868:b500:0:0:0:0/56
  • 2001:250:5868:b600:0:0:0:0/56
  • 2001:250:5868:b700:0:0:0:0/56
  • 2001:250:5868:b800:0:0:0:0/56
  • 2001:250:5868:b900:0:0:0:0/56
  • 2001:250:5868:ba00:0:0:0:0/56
  • 2001:250:5868:bb00:0:0:0:0/56
  • 2001:250:5868:bc00:0:0:0:0/56
  • 2001:250:5868:bd00:0:0:0:0/56
  • 2001:250:5868:be00:0:0:0:0/56
  • 2001:250:5868:bf00:0:0:0:0/56
  • 2001:250:5868:c000:0:0:0:0/56
  • 2001:250:5868:c100:0:0:0:0/56
  • 2001:250:5868:c200:0:0:0:0/56
  • 2001:250:5868:c300:0:0:0:0/56
  • 2001:250:5868:c400:0:0:0:0/56
  • 2001:250:5868:c500:0:0:0:0/56
  • 2001:250:5868:c600:0:0:0:0/56
  • 2001:250:5868:c700:0:0:0:0/56
  • 2001:250:5868:c800:0:0:0:0/56
  • 2001:250:5868:c900:0:0:0:0/56
  • 2001:250:5868:ca00:0:0:0:0/56
  • 2001:250:5868:cb00:0:0:0:0/56
  • 2001:250:5868:cc00:0:0:0:0/56
  • 2001:250:5868:cd00:0:0:0:0/56
  • 2001:250:5868:ce00:0:0:0:0/56
  • 2001:250:5868:cf00:0:0:0:0/56
  • 2001:250:5868:d000:0:0:0:0/56
  • 2001:250:5868:d100:0:0:0:0/56
  • 2001:250:5868:d200:0:0:0:0/56
  • 2001:250:5868:d300:0:0:0:0/56
  • 2001:250:5868:d400:0:0:0:0/56
  • 2001:250:5868:d500:0:0:0:0/56
  • 2001:250:5868:d600:0:0:0:0/56
  • 2001:250:5868:d700:0:0:0:0/56
  • 2001:250:5868:d800:0:0:0:0/56
  • 2001:250:5868:d900:0:0:0:0/56
  • 2001:250:5868:da00:0:0:0:0/56
  • 2001:250:5868:db00:0:0:0:0/56
  • 2001:250:5868:dc00:0:0:0:0/56
  • 2001:250:5868:dd00:0:0:0:0/56
  • 2001:250:5868:de00:0:0:0:0/56
  • 2001:250:5868:df00:0:0:0:0/56
  • 2001:250:5868:e000:0:0:0:0/56
  • 2001:250:5868:e100:0:0:0:0/56
  • 2001:250:5868:e200:0:0:0:0/56
  • 2001:250:5868:e300:0:0:0:0/56
  • 2001:250:5868:e400:0:0:0:0/56
  • 2001:250:5868:e500:0:0:0:0/56
  • 2001:250:5868:e600:0:0:0:0/56
  • 2001:250:5868:e700:0:0:0:0/56
  • 2001:250:5868:e800:0:0:0:0/56
  • 2001:250:5868:e900:0:0:0:0/56
  • 2001:250:5868:ea00:0:0:0:0/56
  • 2001:250:5868:eb00:0:0:0:0/56
  • 2001:250:5868:ec00:0:0:0:0/56
  • 2001:250:5868:ed00:0:0:0:0/56
  • 2001:250:5868:ee00:0:0:0:0/56
  • 2001:250:5868:ef00:0:0:0:0/56
  • 2001:250:5868:f000:0:0:0:0/56
  • 2001:250:5868:f100:0:0:0:0/56
  • 2001:250:5868:f200:0:0:0:0/56
  • 2001:250:5868:f300:0:0:0:0/56
  • 2001:250:5868:f400:0:0:0:0/56
  • 2001:250:5868:f500:0:0:0:0/56
  • 2001:250:5868:f600:0:0:0:0/56
  • 2001:250:5868:f700:0:0:0:0/56
  • 2001:250:5868:f800:0:0:0:0/56
  • 2001:250:5868:f900:0:0:0:0/56
  • 2001:250:5868:fa00:0:0:0:0/56
  • 2001:250:5868:fb00:0:0:0:0/56
  • 2001:250:5868:fc00:0:0:0:0/56
  • 2001:250:5868:fd00:0:0:0:0/56
  • 2001:250:5868:fe00:0:0:0:0/56
  • 2001:250:5868:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up