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 2001:250:2418::/48 subnet

  • 2001:250:2418:0:0:0:0:0/56
  • 2001:250:2418:100:0:0:0:0/56
  • 2001:250:2418:200:0:0:0:0/56
  • 2001:250:2418:300:0:0:0:0/56
  • 2001:250:2418:400:0:0:0:0/56
  • 2001:250:2418:500:0:0:0:0/56
  • 2001:250:2418:600:0:0:0:0/56
  • 2001:250:2418:700:0:0:0:0/56
  • 2001:250:2418:800:0:0:0:0/56
  • 2001:250:2418:900:0:0:0:0/56
  • 2001:250:2418:a00:0:0:0:0/56
  • 2001:250:2418:b00:0:0:0:0/56
  • 2001:250:2418:c00:0:0:0:0/56
  • 2001:250:2418:d00:0:0:0:0/56
  • 2001:250:2418:e00:0:0:0:0/56
  • 2001:250:2418:f00:0:0:0:0/56
  • 2001:250:2418:1000:0:0:0:0/56
  • 2001:250:2418:1100:0:0:0:0/56
  • 2001:250:2418:1200:0:0:0:0/56
  • 2001:250:2418:1300:0:0:0:0/56
  • 2001:250:2418:1400:0:0:0:0/56
  • 2001:250:2418:1500:0:0:0:0/56
  • 2001:250:2418:1600:0:0:0:0/56
  • 2001:250:2418:1700:0:0:0:0/56
  • 2001:250:2418:1800:0:0:0:0/56
  • 2001:250:2418:1900:0:0:0:0/56
  • 2001:250:2418:1a00:0:0:0:0/56
  • 2001:250:2418:1b00:0:0:0:0/56
  • 2001:250:2418:1c00:0:0:0:0/56
  • 2001:250:2418:1d00:0:0:0:0/56
  • 2001:250:2418:1e00:0:0:0:0/56
  • 2001:250:2418:1f00:0:0:0:0/56
  • 2001:250:2418:2000:0:0:0:0/56
  • 2001:250:2418:2100:0:0:0:0/56
  • 2001:250:2418:2200:0:0:0:0/56
  • 2001:250:2418:2300:0:0:0:0/56
  • 2001:250:2418:2400:0:0:0:0/56
  • 2001:250:2418:2500:0:0:0:0/56
  • 2001:250:2418:2600:0:0:0:0/56
  • 2001:250:2418:2700:0:0:0:0/56
  • 2001:250:2418:2800:0:0:0:0/56
  • 2001:250:2418:2900:0:0:0:0/56
  • 2001:250:2418:2a00:0:0:0:0/56
  • 2001:250:2418:2b00:0:0:0:0/56
  • 2001:250:2418:2c00:0:0:0:0/56
  • 2001:250:2418:2d00:0:0:0:0/56
  • 2001:250:2418:2e00:0:0:0:0/56
  • 2001:250:2418:2f00:0:0:0:0/56
  • 2001:250:2418:3000:0:0:0:0/56
  • 2001:250:2418:3100:0:0:0:0/56
  • 2001:250:2418:3200:0:0:0:0/56
  • 2001:250:2418:3300:0:0:0:0/56
  • 2001:250:2418:3400:0:0:0:0/56
  • 2001:250:2418:3500:0:0:0:0/56
  • 2001:250:2418:3600:0:0:0:0/56
  • 2001:250:2418:3700:0:0:0:0/56
  • 2001:250:2418:3800:0:0:0:0/56
  • 2001:250:2418:3900:0:0:0:0/56
  • 2001:250:2418:3a00:0:0:0:0/56
  • 2001:250:2418:3b00:0:0:0:0/56
  • 2001:250:2418:3c00:0:0:0:0/56
  • 2001:250:2418:3d00:0:0:0:0/56
  • 2001:250:2418:3e00:0:0:0:0/56
  • 2001:250:2418:3f00:0:0:0:0/56
  • 2001:250:2418:4000:0:0:0:0/56
  • 2001:250:2418:4100:0:0:0:0/56
  • 2001:250:2418:4200:0:0:0:0/56
  • 2001:250:2418:4300:0:0:0:0/56
  • 2001:250:2418:4400:0:0:0:0/56
  • 2001:250:2418:4500:0:0:0:0/56
  • 2001:250:2418:4600:0:0:0:0/56
  • 2001:250:2418:4700:0:0:0:0/56
  • 2001:250:2418:4800:0:0:0:0/56
  • 2001:250:2418:4900:0:0:0:0/56
  • 2001:250:2418:4a00:0:0:0:0/56
  • 2001:250:2418:4b00:0:0:0:0/56
  • 2001:250:2418:4c00:0:0:0:0/56
  • 2001:250:2418:4d00:0:0:0:0/56
  • 2001:250:2418:4e00:0:0:0:0/56
  • 2001:250:2418:4f00:0:0:0:0/56
  • 2001:250:2418:5000:0:0:0:0/56
  • 2001:250:2418:5100:0:0:0:0/56
  • 2001:250:2418:5200:0:0:0:0/56
  • 2001:250:2418:5300:0:0:0:0/56
  • 2001:250:2418:5400:0:0:0:0/56
  • 2001:250:2418:5500:0:0:0:0/56
  • 2001:250:2418:5600:0:0:0:0/56
  • 2001:250:2418:5700:0:0:0:0/56
  • 2001:250:2418:5800:0:0:0:0/56
  • 2001:250:2418:5900:0:0:0:0/56
  • 2001:250:2418:5a00:0:0:0:0/56
  • 2001:250:2418:5b00:0:0:0:0/56
  • 2001:250:2418:5c00:0:0:0:0/56
  • 2001:250:2418:5d00:0:0:0:0/56
  • 2001:250:2418:5e00:0:0:0:0/56
  • 2001:250:2418:5f00:0:0:0:0/56
  • 2001:250:2418:6000:0:0:0:0/56
  • 2001:250:2418:6100:0:0:0:0/56
  • 2001:250:2418:6200:0:0:0:0/56
  • 2001:250:2418:6300:0:0:0:0/56
  • 2001:250:2418:6400:0:0:0:0/56
  • 2001:250:2418:6500:0:0:0:0/56
  • 2001:250:2418:6600:0:0:0:0/56
  • 2001:250:2418:6700:0:0:0:0/56
  • 2001:250:2418:6800:0:0:0:0/56
  • 2001:250:2418:6900:0:0:0:0/56
  • 2001:250:2418:6a00:0:0:0:0/56
  • 2001:250:2418:6b00:0:0:0:0/56
  • 2001:250:2418:6c00:0:0:0:0/56
  • 2001:250:2418:6d00:0:0:0:0/56
  • 2001:250:2418:6e00:0:0:0:0/56
  • 2001:250:2418:6f00:0:0:0:0/56
  • 2001:250:2418:7000:0:0:0:0/56
  • 2001:250:2418:7100:0:0:0:0/56
  • 2001:250:2418:7200:0:0:0:0/56
  • 2001:250:2418:7300:0:0:0:0/56
  • 2001:250:2418:7400:0:0:0:0/56
  • 2001:250:2418:7500:0:0:0:0/56
  • 2001:250:2418:7600:0:0:0:0/56
  • 2001:250:2418:7700:0:0:0:0/56
  • 2001:250:2418:7800:0:0:0:0/56
  • 2001:250:2418:7900:0:0:0:0/56
  • 2001:250:2418:7a00:0:0:0:0/56
  • 2001:250:2418:7b00:0:0:0:0/56
  • 2001:250:2418:7c00:0:0:0:0/56
  • 2001:250:2418:7d00:0:0:0:0/56
  • 2001:250:2418:7e00:0:0:0:0/56
  • 2001:250:2418:7f00:0:0:0:0/56
  • 2001:250:2418:8000:0:0:0:0/56
  • 2001:250:2418:8100:0:0:0:0/56
  • 2001:250:2418:8200:0:0:0:0/56
  • 2001:250:2418:8300:0:0:0:0/56
  • 2001:250:2418:8400:0:0:0:0/56
  • 2001:250:2418:8500:0:0:0:0/56
  • 2001:250:2418:8600:0:0:0:0/56
  • 2001:250:2418:8700:0:0:0:0/56
  • 2001:250:2418:8800:0:0:0:0/56
  • 2001:250:2418:8900:0:0:0:0/56
  • 2001:250:2418:8a00:0:0:0:0/56
  • 2001:250:2418:8b00:0:0:0:0/56
  • 2001:250:2418:8c00:0:0:0:0/56
  • 2001:250:2418:8d00:0:0:0:0/56
  • 2001:250:2418:8e00:0:0:0:0/56
  • 2001:250:2418:8f00:0:0:0:0/56
  • 2001:250:2418:9000:0:0:0:0/56
  • 2001:250:2418:9100:0:0:0:0/56
  • 2001:250:2418:9200:0:0:0:0/56
  • 2001:250:2418:9300:0:0:0:0/56
  • 2001:250:2418:9400:0:0:0:0/56
  • 2001:250:2418:9500:0:0:0:0/56
  • 2001:250:2418:9600:0:0:0:0/56
  • 2001:250:2418:9700:0:0:0:0/56
  • 2001:250:2418:9800:0:0:0:0/56
  • 2001:250:2418:9900:0:0:0:0/56
  • 2001:250:2418:9a00:0:0:0:0/56
  • 2001:250:2418:9b00:0:0:0:0/56
  • 2001:250:2418:9c00:0:0:0:0/56
  • 2001:250:2418:9d00:0:0:0:0/56
  • 2001:250:2418:9e00:0:0:0:0/56
  • 2001:250:2418:9f00:0:0:0:0/56
  • 2001:250:2418:a000:0:0:0:0/56
  • 2001:250:2418:a100:0:0:0:0/56
  • 2001:250:2418:a200:0:0:0:0/56
  • 2001:250:2418:a300:0:0:0:0/56
  • 2001:250:2418:a400:0:0:0:0/56
  • 2001:250:2418:a500:0:0:0:0/56
  • 2001:250:2418:a600:0:0:0:0/56
  • 2001:250:2418:a700:0:0:0:0/56
  • 2001:250:2418:a800:0:0:0:0/56
  • 2001:250:2418:a900:0:0:0:0/56
  • 2001:250:2418:aa00:0:0:0:0/56
  • 2001:250:2418:ab00:0:0:0:0/56
  • 2001:250:2418:ac00:0:0:0:0/56
  • 2001:250:2418:ad00:0:0:0:0/56
  • 2001:250:2418:ae00:0:0:0:0/56
  • 2001:250:2418:af00:0:0:0:0/56
  • 2001:250:2418:b000:0:0:0:0/56
  • 2001:250:2418:b100:0:0:0:0/56
  • 2001:250:2418:b200:0:0:0:0/56
  • 2001:250:2418:b300:0:0:0:0/56
  • 2001:250:2418:b400:0:0:0:0/56
  • 2001:250:2418:b500:0:0:0:0/56
  • 2001:250:2418:b600:0:0:0:0/56
  • 2001:250:2418:b700:0:0:0:0/56
  • 2001:250:2418:b800:0:0:0:0/56
  • 2001:250:2418:b900:0:0:0:0/56
  • 2001:250:2418:ba00:0:0:0:0/56
  • 2001:250:2418:bb00:0:0:0:0/56
  • 2001:250:2418:bc00:0:0:0:0/56
  • 2001:250:2418:bd00:0:0:0:0/56
  • 2001:250:2418:be00:0:0:0:0/56
  • 2001:250:2418:bf00:0:0:0:0/56
  • 2001:250:2418:c000:0:0:0:0/56
  • 2001:250:2418:c100:0:0:0:0/56
  • 2001:250:2418:c200:0:0:0:0/56
  • 2001:250:2418:c300:0:0:0:0/56
  • 2001:250:2418:c400:0:0:0:0/56
  • 2001:250:2418:c500:0:0:0:0/56
  • 2001:250:2418:c600:0:0:0:0/56
  • 2001:250:2418:c700:0:0:0:0/56
  • 2001:250:2418:c800:0:0:0:0/56
  • 2001:250:2418:c900:0:0:0:0/56
  • 2001:250:2418:ca00:0:0:0:0/56
  • 2001:250:2418:cb00:0:0:0:0/56
  • 2001:250:2418:cc00:0:0:0:0/56
  • 2001:250:2418:cd00:0:0:0:0/56
  • 2001:250:2418:ce00:0:0:0:0/56
  • 2001:250:2418:cf00:0:0:0:0/56
  • 2001:250:2418:d000:0:0:0:0/56
  • 2001:250:2418:d100:0:0:0:0/56
  • 2001:250:2418:d200:0:0:0:0/56
  • 2001:250:2418:d300:0:0:0:0/56
  • 2001:250:2418:d400:0:0:0:0/56
  • 2001:250:2418:d500:0:0:0:0/56
  • 2001:250:2418:d600:0:0:0:0/56
  • 2001:250:2418:d700:0:0:0:0/56
  • 2001:250:2418:d800:0:0:0:0/56
  • 2001:250:2418:d900:0:0:0:0/56
  • 2001:250:2418:da00:0:0:0:0/56
  • 2001:250:2418:db00:0:0:0:0/56
  • 2001:250:2418:dc00:0:0:0:0/56
  • 2001:250:2418:dd00:0:0:0:0/56
  • 2001:250:2418:de00:0:0:0:0/56
  • 2001:250:2418:df00:0:0:0:0/56
  • 2001:250:2418:e000:0:0:0:0/56
  • 2001:250:2418:e100:0:0:0:0/56
  • 2001:250:2418:e200:0:0:0:0/56
  • 2001:250:2418:e300:0:0:0:0/56
  • 2001:250:2418:e400:0:0:0:0/56
  • 2001:250:2418:e500:0:0:0:0/56
  • 2001:250:2418:e600:0:0:0:0/56
  • 2001:250:2418:e700:0:0:0:0/56
  • 2001:250:2418:e800:0:0:0:0/56
  • 2001:250:2418:e900:0:0:0:0/56
  • 2001:250:2418:ea00:0:0:0:0/56
  • 2001:250:2418:eb00:0:0:0:0/56
  • 2001:250:2418:ec00:0:0:0:0/56
  • 2001:250:2418:ed00:0:0:0:0/56
  • 2001:250:2418:ee00:0:0:0:0/56
  • 2001:250:2418:ef00:0:0:0:0/56
  • 2001:250:2418:f000:0:0:0:0/56
  • 2001:250:2418:f100:0:0:0:0/56
  • 2001:250:2418:f200:0:0:0:0/56
  • 2001:250:2418:f300:0:0:0:0/56
  • 2001:250:2418:f400:0:0:0:0/56
  • 2001:250:2418:f500:0:0:0:0/56
  • 2001:250:2418:f600:0:0:0:0/56
  • 2001:250:2418:f700:0:0:0:0/56
  • 2001:250:2418:f800:0:0:0:0/56
  • 2001:250:2418:f900:0:0:0:0/56
  • 2001:250:2418:fa00:0:0:0:0/56
  • 2001:250:2418:fb00:0:0:0:0/56
  • 2001:250:2418:fc00:0:0:0:0/56
  • 2001:250:2418:fd00:0:0:0:0/56
  • 2001:250:2418:fe00:0:0:0:0/56
  • 2001:250:2418:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up