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 2001:250:5842::/48 subnet

  • 2001:250:5842:0:0:0:0:0/56
  • 2001:250:5842:100:0:0:0:0/56
  • 2001:250:5842:200:0:0:0:0/56
  • 2001:250:5842:300:0:0:0:0/56
  • 2001:250:5842:400:0:0:0:0/56
  • 2001:250:5842:500:0:0:0:0/56
  • 2001:250:5842:600:0:0:0:0/56
  • 2001:250:5842:700:0:0:0:0/56
  • 2001:250:5842:800:0:0:0:0/56
  • 2001:250:5842:900:0:0:0:0/56
  • 2001:250:5842:a00:0:0:0:0/56
  • 2001:250:5842:b00:0:0:0:0/56
  • 2001:250:5842:c00:0:0:0:0/56
  • 2001:250:5842:d00:0:0:0:0/56
  • 2001:250:5842:e00:0:0:0:0/56
  • 2001:250:5842:f00:0:0:0:0/56
  • 2001:250:5842:1000:0:0:0:0/56
  • 2001:250:5842:1100:0:0:0:0/56
  • 2001:250:5842:1200:0:0:0:0/56
  • 2001:250:5842:1300:0:0:0:0/56
  • 2001:250:5842:1400:0:0:0:0/56
  • 2001:250:5842:1500:0:0:0:0/56
  • 2001:250:5842:1600:0:0:0:0/56
  • 2001:250:5842:1700:0:0:0:0/56
  • 2001:250:5842:1800:0:0:0:0/56
  • 2001:250:5842:1900:0:0:0:0/56
  • 2001:250:5842:1a00:0:0:0:0/56
  • 2001:250:5842:1b00:0:0:0:0/56
  • 2001:250:5842:1c00:0:0:0:0/56
  • 2001:250:5842:1d00:0:0:0:0/56
  • 2001:250:5842:1e00:0:0:0:0/56
  • 2001:250:5842:1f00:0:0:0:0/56
  • 2001:250:5842:2000:0:0:0:0/56
  • 2001:250:5842:2100:0:0:0:0/56
  • 2001:250:5842:2200:0:0:0:0/56
  • 2001:250:5842:2300:0:0:0:0/56
  • 2001:250:5842:2400:0:0:0:0/56
  • 2001:250:5842:2500:0:0:0:0/56
  • 2001:250:5842:2600:0:0:0:0/56
  • 2001:250:5842:2700:0:0:0:0/56
  • 2001:250:5842:2800:0:0:0:0/56
  • 2001:250:5842:2900:0:0:0:0/56
  • 2001:250:5842:2a00:0:0:0:0/56
  • 2001:250:5842:2b00:0:0:0:0/56
  • 2001:250:5842:2c00:0:0:0:0/56
  • 2001:250:5842:2d00:0:0:0:0/56
  • 2001:250:5842:2e00:0:0:0:0/56
  • 2001:250:5842:2f00:0:0:0:0/56
  • 2001:250:5842:3000:0:0:0:0/56
  • 2001:250:5842:3100:0:0:0:0/56
  • 2001:250:5842:3200:0:0:0:0/56
  • 2001:250:5842:3300:0:0:0:0/56
  • 2001:250:5842:3400:0:0:0:0/56
  • 2001:250:5842:3500:0:0:0:0/56
  • 2001:250:5842:3600:0:0:0:0/56
  • 2001:250:5842:3700:0:0:0:0/56
  • 2001:250:5842:3800:0:0:0:0/56
  • 2001:250:5842:3900:0:0:0:0/56
  • 2001:250:5842:3a00:0:0:0:0/56
  • 2001:250:5842:3b00:0:0:0:0/56
  • 2001:250:5842:3c00:0:0:0:0/56
  • 2001:250:5842:3d00:0:0:0:0/56
  • 2001:250:5842:3e00:0:0:0:0/56
  • 2001:250:5842:3f00:0:0:0:0/56
  • 2001:250:5842:4000:0:0:0:0/56
  • 2001:250:5842:4100:0:0:0:0/56
  • 2001:250:5842:4200:0:0:0:0/56
  • 2001:250:5842:4300:0:0:0:0/56
  • 2001:250:5842:4400:0:0:0:0/56
  • 2001:250:5842:4500:0:0:0:0/56
  • 2001:250:5842:4600:0:0:0:0/56
  • 2001:250:5842:4700:0:0:0:0/56
  • 2001:250:5842:4800:0:0:0:0/56
  • 2001:250:5842:4900:0:0:0:0/56
  • 2001:250:5842:4a00:0:0:0:0/56
  • 2001:250:5842:4b00:0:0:0:0/56
  • 2001:250:5842:4c00:0:0:0:0/56
  • 2001:250:5842:4d00:0:0:0:0/56
  • 2001:250:5842:4e00:0:0:0:0/56
  • 2001:250:5842:4f00:0:0:0:0/56
  • 2001:250:5842:5000:0:0:0:0/56
  • 2001:250:5842:5100:0:0:0:0/56
  • 2001:250:5842:5200:0:0:0:0/56
  • 2001:250:5842:5300:0:0:0:0/56
  • 2001:250:5842:5400:0:0:0:0/56
  • 2001:250:5842:5500:0:0:0:0/56
  • 2001:250:5842:5600:0:0:0:0/56
  • 2001:250:5842:5700:0:0:0:0/56
  • 2001:250:5842:5800:0:0:0:0/56
  • 2001:250:5842:5900:0:0:0:0/56
  • 2001:250:5842:5a00:0:0:0:0/56
  • 2001:250:5842:5b00:0:0:0:0/56
  • 2001:250:5842:5c00:0:0:0:0/56
  • 2001:250:5842:5d00:0:0:0:0/56
  • 2001:250:5842:5e00:0:0:0:0/56
  • 2001:250:5842:5f00:0:0:0:0/56
  • 2001:250:5842:6000:0:0:0:0/56
  • 2001:250:5842:6100:0:0:0:0/56
  • 2001:250:5842:6200:0:0:0:0/56
  • 2001:250:5842:6300:0:0:0:0/56
  • 2001:250:5842:6400:0:0:0:0/56
  • 2001:250:5842:6500:0:0:0:0/56
  • 2001:250:5842:6600:0:0:0:0/56
  • 2001:250:5842:6700:0:0:0:0/56
  • 2001:250:5842:6800:0:0:0:0/56
  • 2001:250:5842:6900:0:0:0:0/56
  • 2001:250:5842:6a00:0:0:0:0/56
  • 2001:250:5842:6b00:0:0:0:0/56
  • 2001:250:5842:6c00:0:0:0:0/56
  • 2001:250:5842:6d00:0:0:0:0/56
  • 2001:250:5842:6e00:0:0:0:0/56
  • 2001:250:5842:6f00:0:0:0:0/56
  • 2001:250:5842:7000:0:0:0:0/56
  • 2001:250:5842:7100:0:0:0:0/56
  • 2001:250:5842:7200:0:0:0:0/56
  • 2001:250:5842:7300:0:0:0:0/56
  • 2001:250:5842:7400:0:0:0:0/56
  • 2001:250:5842:7500:0:0:0:0/56
  • 2001:250:5842:7600:0:0:0:0/56
  • 2001:250:5842:7700:0:0:0:0/56
  • 2001:250:5842:7800:0:0:0:0/56
  • 2001:250:5842:7900:0:0:0:0/56
  • 2001:250:5842:7a00:0:0:0:0/56
  • 2001:250:5842:7b00:0:0:0:0/56
  • 2001:250:5842:7c00:0:0:0:0/56
  • 2001:250:5842:7d00:0:0:0:0/56
  • 2001:250:5842:7e00:0:0:0:0/56
  • 2001:250:5842:7f00:0:0:0:0/56
  • 2001:250:5842:8000:0:0:0:0/56
  • 2001:250:5842:8100:0:0:0:0/56
  • 2001:250:5842:8200:0:0:0:0/56
  • 2001:250:5842:8300:0:0:0:0/56
  • 2001:250:5842:8400:0:0:0:0/56
  • 2001:250:5842:8500:0:0:0:0/56
  • 2001:250:5842:8600:0:0:0:0/56
  • 2001:250:5842:8700:0:0:0:0/56
  • 2001:250:5842:8800:0:0:0:0/56
  • 2001:250:5842:8900:0:0:0:0/56
  • 2001:250:5842:8a00:0:0:0:0/56
  • 2001:250:5842:8b00:0:0:0:0/56
  • 2001:250:5842:8c00:0:0:0:0/56
  • 2001:250:5842:8d00:0:0:0:0/56
  • 2001:250:5842:8e00:0:0:0:0/56
  • 2001:250:5842:8f00:0:0:0:0/56
  • 2001:250:5842:9000:0:0:0:0/56
  • 2001:250:5842:9100:0:0:0:0/56
  • 2001:250:5842:9200:0:0:0:0/56
  • 2001:250:5842:9300:0:0:0:0/56
  • 2001:250:5842:9400:0:0:0:0/56
  • 2001:250:5842:9500:0:0:0:0/56
  • 2001:250:5842:9600:0:0:0:0/56
  • 2001:250:5842:9700:0:0:0:0/56
  • 2001:250:5842:9800:0:0:0:0/56
  • 2001:250:5842:9900:0:0:0:0/56
  • 2001:250:5842:9a00:0:0:0:0/56
  • 2001:250:5842:9b00:0:0:0:0/56
  • 2001:250:5842:9c00:0:0:0:0/56
  • 2001:250:5842:9d00:0:0:0:0/56
  • 2001:250:5842:9e00:0:0:0:0/56
  • 2001:250:5842:9f00:0:0:0:0/56
  • 2001:250:5842:a000:0:0:0:0/56
  • 2001:250:5842:a100:0:0:0:0/56
  • 2001:250:5842:a200:0:0:0:0/56
  • 2001:250:5842:a300:0:0:0:0/56
  • 2001:250:5842:a400:0:0:0:0/56
  • 2001:250:5842:a500:0:0:0:0/56
  • 2001:250:5842:a600:0:0:0:0/56
  • 2001:250:5842:a700:0:0:0:0/56
  • 2001:250:5842:a800:0:0:0:0/56
  • 2001:250:5842:a900:0:0:0:0/56
  • 2001:250:5842:aa00:0:0:0:0/56
  • 2001:250:5842:ab00:0:0:0:0/56
  • 2001:250:5842:ac00:0:0:0:0/56
  • 2001:250:5842:ad00:0:0:0:0/56
  • 2001:250:5842:ae00:0:0:0:0/56
  • 2001:250:5842:af00:0:0:0:0/56
  • 2001:250:5842:b000:0:0:0:0/56
  • 2001:250:5842:b100:0:0:0:0/56
  • 2001:250:5842:b200:0:0:0:0/56
  • 2001:250:5842:b300:0:0:0:0/56
  • 2001:250:5842:b400:0:0:0:0/56
  • 2001:250:5842:b500:0:0:0:0/56
  • 2001:250:5842:b600:0:0:0:0/56
  • 2001:250:5842:b700:0:0:0:0/56
  • 2001:250:5842:b800:0:0:0:0/56
  • 2001:250:5842:b900:0:0:0:0/56
  • 2001:250:5842:ba00:0:0:0:0/56
  • 2001:250:5842:bb00:0:0:0:0/56
  • 2001:250:5842:bc00:0:0:0:0/56
  • 2001:250:5842:bd00:0:0:0:0/56
  • 2001:250:5842:be00:0:0:0:0/56
  • 2001:250:5842:bf00:0:0:0:0/56
  • 2001:250:5842:c000:0:0:0:0/56
  • 2001:250:5842:c100:0:0:0:0/56
  • 2001:250:5842:c200:0:0:0:0/56
  • 2001:250:5842:c300:0:0:0:0/56
  • 2001:250:5842:c400:0:0:0:0/56
  • 2001:250:5842:c500:0:0:0:0/56
  • 2001:250:5842:c600:0:0:0:0/56
  • 2001:250:5842:c700:0:0:0:0/56
  • 2001:250:5842:c800:0:0:0:0/56
  • 2001:250:5842:c900:0:0:0:0/56
  • 2001:250:5842:ca00:0:0:0:0/56
  • 2001:250:5842:cb00:0:0:0:0/56
  • 2001:250:5842:cc00:0:0:0:0/56
  • 2001:250:5842:cd00:0:0:0:0/56
  • 2001:250:5842:ce00:0:0:0:0/56
  • 2001:250:5842:cf00:0:0:0:0/56
  • 2001:250:5842:d000:0:0:0:0/56
  • 2001:250:5842:d100:0:0:0:0/56
  • 2001:250:5842:d200:0:0:0:0/56
  • 2001:250:5842:d300:0:0:0:0/56
  • 2001:250:5842:d400:0:0:0:0/56
  • 2001:250:5842:d500:0:0:0:0/56
  • 2001:250:5842:d600:0:0:0:0/56
  • 2001:250:5842:d700:0:0:0:0/56
  • 2001:250:5842:d800:0:0:0:0/56
  • 2001:250:5842:d900:0:0:0:0/56
  • 2001:250:5842:da00:0:0:0:0/56
  • 2001:250:5842:db00:0:0:0:0/56
  • 2001:250:5842:dc00:0:0:0:0/56
  • 2001:250:5842:dd00:0:0:0:0/56
  • 2001:250:5842:de00:0:0:0:0/56
  • 2001:250:5842:df00:0:0:0:0/56
  • 2001:250:5842:e000:0:0:0:0/56
  • 2001:250:5842:e100:0:0:0:0/56
  • 2001:250:5842:e200:0:0:0:0/56
  • 2001:250:5842:e300:0:0:0:0/56
  • 2001:250:5842:e400:0:0:0:0/56
  • 2001:250:5842:e500:0:0:0:0/56
  • 2001:250:5842:e600:0:0:0:0/56
  • 2001:250:5842:e700:0:0:0:0/56
  • 2001:250:5842:e800:0:0:0:0/56
  • 2001:250:5842:e900:0:0:0:0/56
  • 2001:250:5842:ea00:0:0:0:0/56
  • 2001:250:5842:eb00:0:0:0:0/56
  • 2001:250:5842:ec00:0:0:0:0/56
  • 2001:250:5842:ed00:0:0:0:0/56
  • 2001:250:5842:ee00:0:0:0:0/56
  • 2001:250:5842:ef00:0:0:0:0/56
  • 2001:250:5842:f000:0:0:0:0/56
  • 2001:250:5842:f100:0:0:0:0/56
  • 2001:250:5842:f200:0:0:0:0/56
  • 2001:250:5842:f300:0:0:0:0/56
  • 2001:250:5842:f400:0:0:0:0/56
  • 2001:250:5842:f500:0:0:0:0/56
  • 2001:250:5842:f600:0:0:0:0/56
  • 2001:250:5842:f700:0:0:0:0/56
  • 2001:250:5842:f800:0:0:0:0/56
  • 2001:250:5842:f900:0:0:0:0/56
  • 2001:250:5842:fa00:0:0:0:0/56
  • 2001:250:5842:fb00:0:0:0:0/56
  • 2001:250:5842:fc00:0:0:0:0/56
  • 2001:250:5842:fd00:0:0:0:0/56
  • 2001:250:5842:fe00:0:0:0:0/56
  • 2001:250:5842:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up