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 2001:250:5020::/48 subnet

  • 2001:250:5020:0:0:0:0:0/56
  • 2001:250:5020:100:0:0:0:0/56
  • 2001:250:5020:200:0:0:0:0/56
  • 2001:250:5020:300:0:0:0:0/56
  • 2001:250:5020:400:0:0:0:0/56
  • 2001:250:5020:500:0:0:0:0/56
  • 2001:250:5020:600:0:0:0:0/56
  • 2001:250:5020:700:0:0:0:0/56
  • 2001:250:5020:800:0:0:0:0/56
  • 2001:250:5020:900:0:0:0:0/56
  • 2001:250:5020:a00:0:0:0:0/56
  • 2001:250:5020:b00:0:0:0:0/56
  • 2001:250:5020:c00:0:0:0:0/56
  • 2001:250:5020:d00:0:0:0:0/56
  • 2001:250:5020:e00:0:0:0:0/56
  • 2001:250:5020:f00:0:0:0:0/56
  • 2001:250:5020:1000:0:0:0:0/56
  • 2001:250:5020:1100:0:0:0:0/56
  • 2001:250:5020:1200:0:0:0:0/56
  • 2001:250:5020:1300:0:0:0:0/56
  • 2001:250:5020:1400:0:0:0:0/56
  • 2001:250:5020:1500:0:0:0:0/56
  • 2001:250:5020:1600:0:0:0:0/56
  • 2001:250:5020:1700:0:0:0:0/56
  • 2001:250:5020:1800:0:0:0:0/56
  • 2001:250:5020:1900:0:0:0:0/56
  • 2001:250:5020:1a00:0:0:0:0/56
  • 2001:250:5020:1b00:0:0:0:0/56
  • 2001:250:5020:1c00:0:0:0:0/56
  • 2001:250:5020:1d00:0:0:0:0/56
  • 2001:250:5020:1e00:0:0:0:0/56
  • 2001:250:5020:1f00:0:0:0:0/56
  • 2001:250:5020:2000:0:0:0:0/56
  • 2001:250:5020:2100:0:0:0:0/56
  • 2001:250:5020:2200:0:0:0:0/56
  • 2001:250:5020:2300:0:0:0:0/56
  • 2001:250:5020:2400:0:0:0:0/56
  • 2001:250:5020:2500:0:0:0:0/56
  • 2001:250:5020:2600:0:0:0:0/56
  • 2001:250:5020:2700:0:0:0:0/56
  • 2001:250:5020:2800:0:0:0:0/56
  • 2001:250:5020:2900:0:0:0:0/56
  • 2001:250:5020:2a00:0:0:0:0/56
  • 2001:250:5020:2b00:0:0:0:0/56
  • 2001:250:5020:2c00:0:0:0:0/56
  • 2001:250:5020:2d00:0:0:0:0/56
  • 2001:250:5020:2e00:0:0:0:0/56
  • 2001:250:5020:2f00:0:0:0:0/56
  • 2001:250:5020:3000:0:0:0:0/56
  • 2001:250:5020:3100:0:0:0:0/56
  • 2001:250:5020:3200:0:0:0:0/56
  • 2001:250:5020:3300:0:0:0:0/56
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  • 2001:250:5020:3900:0:0:0:0/56
  • 2001:250:5020:3a00:0:0:0:0/56
  • 2001:250:5020:3b00:0:0:0:0/56
  • 2001:250:5020:3c00:0:0:0:0/56
  • 2001:250:5020:3d00:0:0:0:0/56
  • 2001:250:5020:3e00:0:0:0:0/56
  • 2001:250:5020:3f00:0:0:0:0/56
  • 2001:250:5020:4000:0:0:0:0/56
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  • 2001:250:5020:4200:0:0:0:0/56
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  • 2001:250:5020:5200:0:0:0:0/56
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  • 2001:250:5020:6a00:0:0:0:0/56
  • 2001:250:5020:6b00:0:0:0:0/56
  • 2001:250:5020:6c00:0:0:0:0/56
  • 2001:250:5020:6d00:0:0:0:0/56
  • 2001:250:5020:6e00:0:0:0:0/56
  • 2001:250:5020:6f00:0:0:0:0/56
  • 2001:250:5020:7000:0:0:0:0/56
  • 2001:250:5020:7100:0:0:0:0/56
  • 2001:250:5020:7200:0:0:0:0/56
  • 2001:250:5020:7300:0:0:0:0/56
  • 2001:250:5020:7400:0:0:0:0/56
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  • 2001:250:5020:7900:0:0:0:0/56
  • 2001:250:5020:7a00:0:0:0:0/56
  • 2001:250:5020:7b00:0:0:0:0/56
  • 2001:250:5020:7c00:0:0:0:0/56
  • 2001:250:5020:7d00:0:0:0:0/56
  • 2001:250:5020:7e00:0:0:0:0/56
  • 2001:250:5020:7f00:0:0:0:0/56
  • 2001:250:5020:8000:0:0:0:0/56
  • 2001:250:5020:8100:0:0:0:0/56
  • 2001:250:5020:8200:0:0:0:0/56
  • 2001:250:5020:8300:0:0:0:0/56
  • 2001:250:5020:8400:0:0:0:0/56
  • 2001:250:5020:8500:0:0:0:0/56
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  • 2001:250:5020:8a00:0:0:0:0/56
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  • 2001:250:5020:8c00:0:0:0:0/56
  • 2001:250:5020:8d00:0:0:0:0/56
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  • 2001:250:5020:9000:0:0:0:0/56
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  • 2001:250:5020:9a00:0:0:0:0/56
  • 2001:250:5020:9b00:0:0:0:0/56
  • 2001:250:5020:9c00:0:0:0:0/56
  • 2001:250:5020:9d00:0:0:0:0/56
  • 2001:250:5020:9e00:0:0:0:0/56
  • 2001:250:5020:9f00:0:0:0:0/56
  • 2001:250:5020:a000:0:0:0:0/56
  • 2001:250:5020:a100:0:0:0:0/56
  • 2001:250:5020:a200:0:0:0:0/56
  • 2001:250:5020:a300:0:0:0:0/56
  • 2001:250:5020:a400:0:0:0:0/56
  • 2001:250:5020:a500:0:0:0:0/56
  • 2001:250:5020:a600:0:0:0:0/56
  • 2001:250:5020:a700:0:0:0:0/56
  • 2001:250:5020:a800:0:0:0:0/56
  • 2001:250:5020:a900:0:0:0:0/56
  • 2001:250:5020:aa00:0:0:0:0/56
  • 2001:250:5020:ab00:0:0:0:0/56
  • 2001:250:5020:ac00:0:0:0:0/56
  • 2001:250:5020:ad00:0:0:0:0/56
  • 2001:250:5020:ae00:0:0:0:0/56
  • 2001:250:5020:af00:0:0:0:0/56
  • 2001:250:5020:b000:0:0:0:0/56
  • 2001:250:5020:b100:0:0:0:0/56
  • 2001:250:5020:b200:0:0:0:0/56
  • 2001:250:5020:b300:0:0:0:0/56
  • 2001:250:5020:b400:0:0:0:0/56
  • 2001:250:5020:b500:0:0:0:0/56
  • 2001:250:5020:b600:0:0:0:0/56
  • 2001:250:5020:b700:0:0:0:0/56
  • 2001:250:5020:b800:0:0:0:0/56
  • 2001:250:5020:b900:0:0:0:0/56
  • 2001:250:5020:ba00:0:0:0:0/56
  • 2001:250:5020:bb00:0:0:0:0/56
  • 2001:250:5020:bc00:0:0:0:0/56
  • 2001:250:5020:bd00:0:0:0:0/56
  • 2001:250:5020:be00:0:0:0:0/56
  • 2001:250:5020:bf00:0:0:0:0/56
  • 2001:250:5020:c000:0:0:0:0/56
  • 2001:250:5020:c100:0:0:0:0/56
  • 2001:250:5020:c200:0:0:0:0/56
  • 2001:250:5020:c300:0:0:0:0/56
  • 2001:250:5020:c400:0:0:0:0/56
  • 2001:250:5020:c500:0:0:0:0/56
  • 2001:250:5020:c600:0:0:0:0/56
  • 2001:250:5020:c700:0:0:0:0/56
  • 2001:250:5020:c800:0:0:0:0/56
  • 2001:250:5020:c900:0:0:0:0/56
  • 2001:250:5020:ca00:0:0:0:0/56
  • 2001:250:5020:cb00:0:0:0:0/56
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  • 2001:250:5020:d000:0:0:0:0/56
  • 2001:250:5020:d100:0:0:0:0/56
  • 2001:250:5020:d200:0:0:0:0/56
  • 2001:250:5020:d300:0:0:0:0/56
  • 2001:250:5020:d400:0:0:0:0/56
  • 2001:250:5020:d500:0:0:0:0/56
  • 2001:250:5020:d600:0:0:0:0/56
  • 2001:250:5020:d700:0:0:0:0/56
  • 2001:250:5020:d800:0:0:0:0/56
  • 2001:250:5020:d900:0:0:0:0/56
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  • 2001:250:5020:e000:0:0:0:0/56
  • 2001:250:5020:e100:0:0:0:0/56
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  • 2001:250:5020:e500:0:0:0:0/56
  • 2001:250:5020:e600:0:0:0:0/56
  • 2001:250:5020:e700:0:0:0:0/56
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  • 2001:250:5020:e900:0:0:0:0/56
  • 2001:250:5020:ea00:0:0:0:0/56
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  • 2001:250:5020:f600:0:0:0:0/56
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  • 2001:250:5020:fe00:0:0:0:0/56
  • 2001:250:5020:ff00:0:0:0:0/56

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