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 2001:250:5844::/48 subnet

  • 2001:250:5844:0:0:0:0:0/56
  • 2001:250:5844:100:0:0:0:0/56
  • 2001:250:5844:200:0:0:0:0/56
  • 2001:250:5844:300:0:0:0:0/56
  • 2001:250:5844:400:0:0:0:0/56
  • 2001:250:5844:500:0:0:0:0/56
  • 2001:250:5844:600:0:0:0:0/56
  • 2001:250:5844:700:0:0:0:0/56
  • 2001:250:5844:800:0:0:0:0/56
  • 2001:250:5844:900:0:0:0:0/56
  • 2001:250:5844:a00:0:0:0:0/56
  • 2001:250:5844:b00:0:0:0:0/56
  • 2001:250:5844:c00:0:0:0:0/56
  • 2001:250:5844:d00:0:0:0:0/56
  • 2001:250:5844:e00:0:0:0:0/56
  • 2001:250:5844:f00:0:0:0:0/56
  • 2001:250:5844:1000:0:0:0:0/56
  • 2001:250:5844:1100:0:0:0:0/56
  • 2001:250:5844:1200:0:0:0:0/56
  • 2001:250:5844:1300:0:0:0:0/56
  • 2001:250:5844:1400:0:0:0:0/56
  • 2001:250:5844:1500:0:0:0:0/56
  • 2001:250:5844:1600:0:0:0:0/56
  • 2001:250:5844:1700:0:0:0:0/56
  • 2001:250:5844:1800:0:0:0:0/56
  • 2001:250:5844:1900:0:0:0:0/56
  • 2001:250:5844:1a00:0:0:0:0/56
  • 2001:250:5844:1b00:0:0:0:0/56
  • 2001:250:5844:1c00:0:0:0:0/56
  • 2001:250:5844:1d00:0:0:0:0/56
  • 2001:250:5844:1e00:0:0:0:0/56
  • 2001:250:5844:1f00:0:0:0:0/56
  • 2001:250:5844:2000:0:0:0:0/56
  • 2001:250:5844:2100:0:0:0:0/56
  • 2001:250:5844:2200:0:0:0:0/56
  • 2001:250:5844:2300:0:0:0:0/56
  • 2001:250:5844:2400:0:0:0:0/56
  • 2001:250:5844:2500:0:0:0:0/56
  • 2001:250:5844:2600:0:0:0:0/56
  • 2001:250:5844:2700:0:0:0:0/56
  • 2001:250:5844:2800:0:0:0:0/56
  • 2001:250:5844:2900:0:0:0:0/56
  • 2001:250:5844:2a00:0:0:0:0/56
  • 2001:250:5844:2b00:0:0:0:0/56
  • 2001:250:5844:2c00:0:0:0:0/56
  • 2001:250:5844:2d00:0:0:0:0/56
  • 2001:250:5844:2e00:0:0:0:0/56
  • 2001:250:5844:2f00:0:0:0:0/56
  • 2001:250:5844:3000:0:0:0:0/56
  • 2001:250:5844:3100:0:0:0:0/56
  • 2001:250:5844:3200:0:0:0:0/56
  • 2001:250:5844:3300:0:0:0:0/56
  • 2001:250:5844:3400:0:0:0:0/56
  • 2001:250:5844:3500:0:0:0:0/56
  • 2001:250:5844:3600:0:0:0:0/56
  • 2001:250:5844:3700:0:0:0:0/56
  • 2001:250:5844:3800:0:0:0:0/56
  • 2001:250:5844:3900:0:0:0:0/56
  • 2001:250:5844:3a00:0:0:0:0/56
  • 2001:250:5844:3b00:0:0:0:0/56
  • 2001:250:5844:3c00:0:0:0:0/56
  • 2001:250:5844:3d00:0:0:0:0/56
  • 2001:250:5844:3e00:0:0:0:0/56
  • 2001:250:5844:3f00:0:0:0:0/56
  • 2001:250:5844:4000:0:0:0:0/56
  • 2001:250:5844:4100:0:0:0:0/56
  • 2001:250:5844:4200:0:0:0:0/56
  • 2001:250:5844:4300:0:0:0:0/56
  • 2001:250:5844:4400:0:0:0:0/56
  • 2001:250:5844:4500:0:0:0:0/56
  • 2001:250:5844:4600:0:0:0:0/56
  • 2001:250:5844:4700:0:0:0:0/56
  • 2001:250:5844:4800:0:0:0:0/56
  • 2001:250:5844:4900:0:0:0:0/56
  • 2001:250:5844:4a00:0:0:0:0/56
  • 2001:250:5844:4b00:0:0:0:0/56
  • 2001:250:5844:4c00:0:0:0:0/56
  • 2001:250:5844:4d00:0:0:0:0/56
  • 2001:250:5844:4e00:0:0:0:0/56
  • 2001:250:5844:4f00:0:0:0:0/56
  • 2001:250:5844:5000:0:0:0:0/56
  • 2001:250:5844:5100:0:0:0:0/56
  • 2001:250:5844:5200:0:0:0:0/56
  • 2001:250:5844:5300:0:0:0:0/56
  • 2001:250:5844:5400:0:0:0:0/56
  • 2001:250:5844:5500:0:0:0:0/56
  • 2001:250:5844:5600:0:0:0:0/56
  • 2001:250:5844:5700:0:0:0:0/56
  • 2001:250:5844:5800:0:0:0:0/56
  • 2001:250:5844:5900:0:0:0:0/56
  • 2001:250:5844:5a00:0:0:0:0/56
  • 2001:250:5844:5b00:0:0:0:0/56
  • 2001:250:5844:5c00:0:0:0:0/56
  • 2001:250:5844:5d00:0:0:0:0/56
  • 2001:250:5844:5e00:0:0:0:0/56
  • 2001:250:5844:5f00:0:0:0:0/56
  • 2001:250:5844:6000:0:0:0:0/56
  • 2001:250:5844:6100:0:0:0:0/56
  • 2001:250:5844:6200:0:0:0:0/56
  • 2001:250:5844:6300:0:0:0:0/56
  • 2001:250:5844:6400:0:0:0:0/56
  • 2001:250:5844:6500:0:0:0:0/56
  • 2001:250:5844:6600:0:0:0:0/56
  • 2001:250:5844:6700:0:0:0:0/56
  • 2001:250:5844:6800:0:0:0:0/56
  • 2001:250:5844:6900:0:0:0:0/56
  • 2001:250:5844:6a00:0:0:0:0/56
  • 2001:250:5844:6b00:0:0:0:0/56
  • 2001:250:5844:6c00:0:0:0:0/56
  • 2001:250:5844:6d00:0:0:0:0/56
  • 2001:250:5844:6e00:0:0:0:0/56
  • 2001:250:5844:6f00:0:0:0:0/56
  • 2001:250:5844:7000:0:0:0:0/56
  • 2001:250:5844:7100:0:0:0:0/56
  • 2001:250:5844:7200:0:0:0:0/56
  • 2001:250:5844:7300:0:0:0:0/56
  • 2001:250:5844:7400:0:0:0:0/56
  • 2001:250:5844:7500:0:0:0:0/56
  • 2001:250:5844:7600:0:0:0:0/56
  • 2001:250:5844:7700:0:0:0:0/56
  • 2001:250:5844:7800:0:0:0:0/56
  • 2001:250:5844:7900:0:0:0:0/56
  • 2001:250:5844:7a00:0:0:0:0/56
  • 2001:250:5844:7b00:0:0:0:0/56
  • 2001:250:5844:7c00:0:0:0:0/56
  • 2001:250:5844:7d00:0:0:0:0/56
  • 2001:250:5844:7e00:0:0:0:0/56
  • 2001:250:5844:7f00:0:0:0:0/56
  • 2001:250:5844:8000:0:0:0:0/56
  • 2001:250:5844:8100:0:0:0:0/56
  • 2001:250:5844:8200:0:0:0:0/56
  • 2001:250:5844:8300:0:0:0:0/56
  • 2001:250:5844:8400:0:0:0:0/56
  • 2001:250:5844:8500:0:0:0:0/56
  • 2001:250:5844:8600:0:0:0:0/56
  • 2001:250:5844:8700:0:0:0:0/56
  • 2001:250:5844:8800:0:0:0:0/56
  • 2001:250:5844:8900:0:0:0:0/56
  • 2001:250:5844:8a00:0:0:0:0/56
  • 2001:250:5844:8b00:0:0:0:0/56
  • 2001:250:5844:8c00:0:0:0:0/56
  • 2001:250:5844:8d00:0:0:0:0/56
  • 2001:250:5844:8e00:0:0:0:0/56
  • 2001:250:5844:8f00:0:0:0:0/56
  • 2001:250:5844:9000:0:0:0:0/56
  • 2001:250:5844:9100:0:0:0:0/56
  • 2001:250:5844:9200:0:0:0:0/56
  • 2001:250:5844:9300:0:0:0:0/56
  • 2001:250:5844:9400:0:0:0:0/56
  • 2001:250:5844:9500:0:0:0:0/56
  • 2001:250:5844:9600:0:0:0:0/56
  • 2001:250:5844:9700:0:0:0:0/56
  • 2001:250:5844:9800:0:0:0:0/56
  • 2001:250:5844:9900:0:0:0:0/56
  • 2001:250:5844:9a00:0:0:0:0/56
  • 2001:250:5844:9b00:0:0:0:0/56
  • 2001:250:5844:9c00:0:0:0:0/56
  • 2001:250:5844:9d00:0:0:0:0/56
  • 2001:250:5844:9e00:0:0:0:0/56
  • 2001:250:5844:9f00:0:0:0:0/56
  • 2001:250:5844:a000:0:0:0:0/56
  • 2001:250:5844:a100:0:0:0:0/56
  • 2001:250:5844:a200:0:0:0:0/56
  • 2001:250:5844:a300:0:0:0:0/56
  • 2001:250:5844:a400:0:0:0:0/56
  • 2001:250:5844:a500:0:0:0:0/56
  • 2001:250:5844:a600:0:0:0:0/56
  • 2001:250:5844:a700:0:0:0:0/56
  • 2001:250:5844:a800:0:0:0:0/56
  • 2001:250:5844:a900:0:0:0:0/56
  • 2001:250:5844:aa00:0:0:0:0/56
  • 2001:250:5844:ab00:0:0:0:0/56
  • 2001:250:5844:ac00:0:0:0:0/56
  • 2001:250:5844:ad00:0:0:0:0/56
  • 2001:250:5844:ae00:0:0:0:0/56
  • 2001:250:5844:af00:0:0:0:0/56
  • 2001:250:5844:b000:0:0:0:0/56
  • 2001:250:5844:b100:0:0:0:0/56
  • 2001:250:5844:b200:0:0:0:0/56
  • 2001:250:5844:b300:0:0:0:0/56
  • 2001:250:5844:b400:0:0:0:0/56
  • 2001:250:5844:b500:0:0:0:0/56
  • 2001:250:5844:b600:0:0:0:0/56
  • 2001:250:5844:b700:0:0:0:0/56
  • 2001:250:5844:b800:0:0:0:0/56
  • 2001:250:5844:b900:0:0:0:0/56
  • 2001:250:5844:ba00:0:0:0:0/56
  • 2001:250:5844:bb00:0:0:0:0/56
  • 2001:250:5844:bc00:0:0:0:0/56
  • 2001:250:5844:bd00:0:0:0:0/56
  • 2001:250:5844:be00:0:0:0:0/56
  • 2001:250:5844:bf00:0:0:0:0/56
  • 2001:250:5844:c000:0:0:0:0/56
  • 2001:250:5844:c100:0:0:0:0/56
  • 2001:250:5844:c200:0:0:0:0/56
  • 2001:250:5844:c300:0:0:0:0/56
  • 2001:250:5844:c400:0:0:0:0/56
  • 2001:250:5844:c500:0:0:0:0/56
  • 2001:250:5844:c600:0:0:0:0/56
  • 2001:250:5844:c700:0:0:0:0/56
  • 2001:250:5844:c800:0:0:0:0/56
  • 2001:250:5844:c900:0:0:0:0/56
  • 2001:250:5844:ca00:0:0:0:0/56
  • 2001:250:5844:cb00:0:0:0:0/56
  • 2001:250:5844:cc00:0:0:0:0/56
  • 2001:250:5844:cd00:0:0:0:0/56
  • 2001:250:5844:ce00:0:0:0:0/56
  • 2001:250:5844:cf00:0:0:0:0/56
  • 2001:250:5844:d000:0:0:0:0/56
  • 2001:250:5844:d100:0:0:0:0/56
  • 2001:250:5844:d200:0:0:0:0/56
  • 2001:250:5844:d300:0:0:0:0/56
  • 2001:250:5844:d400:0:0:0:0/56
  • 2001:250:5844:d500:0:0:0:0/56
  • 2001:250:5844:d600:0:0:0:0/56
  • 2001:250:5844:d700:0:0:0:0/56
  • 2001:250:5844:d800:0:0:0:0/56
  • 2001:250:5844:d900:0:0:0:0/56
  • 2001:250:5844:da00:0:0:0:0/56
  • 2001:250:5844:db00:0:0:0:0/56
  • 2001:250:5844:dc00:0:0:0:0/56
  • 2001:250:5844:dd00:0:0:0:0/56
  • 2001:250:5844:de00:0:0:0:0/56
  • 2001:250:5844:df00:0:0:0:0/56
  • 2001:250:5844:e000:0:0:0:0/56
  • 2001:250:5844:e100:0:0:0:0/56
  • 2001:250:5844:e200:0:0:0:0/56
  • 2001:250:5844:e300:0:0:0:0/56
  • 2001:250:5844:e400:0:0:0:0/56
  • 2001:250:5844:e500:0:0:0:0/56
  • 2001:250:5844:e600:0:0:0:0/56
  • 2001:250:5844:e700:0:0:0:0/56
  • 2001:250:5844:e800:0:0:0:0/56
  • 2001:250:5844:e900:0:0:0:0/56
  • 2001:250:5844:ea00:0:0:0:0/56
  • 2001:250:5844:eb00:0:0:0:0/56
  • 2001:250:5844:ec00:0:0:0:0/56
  • 2001:250:5844:ed00:0:0:0:0/56
  • 2001:250:5844:ee00:0:0:0:0/56
  • 2001:250:5844:ef00:0:0:0:0/56
  • 2001:250:5844:f000:0:0:0:0/56
  • 2001:250:5844:f100:0:0:0:0/56
  • 2001:250:5844:f200:0:0:0:0/56
  • 2001:250:5844:f300:0:0:0:0/56
  • 2001:250:5844:f400:0:0:0:0/56
  • 2001:250:5844:f500:0:0:0:0/56
  • 2001:250:5844:f600:0:0:0:0/56
  • 2001:250:5844:f700:0:0:0:0/56
  • 2001:250:5844:f800:0:0:0:0/56
  • 2001:250:5844:f900:0:0:0:0/56
  • 2001:250:5844:fa00:0:0:0:0/56
  • 2001:250:5844:fb00:0:0:0:0/56
  • 2001:250:5844:fc00:0:0:0:0/56
  • 2001:250:5844:fd00:0:0:0:0/56
  • 2001:250:5844:fe00:0:0:0:0/56
  • 2001:250:5844:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up