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 2001:250:3438::/48 subnet

  • 2001:250:3438:0:0:0:0:0/56
  • 2001:250:3438:100:0:0:0:0/56
  • 2001:250:3438:200:0:0:0:0/56
  • 2001:250:3438:300:0:0:0:0/56
  • 2001:250:3438:400:0:0:0:0/56
  • 2001:250:3438:500:0:0:0:0/56
  • 2001:250:3438:600:0:0:0:0/56
  • 2001:250:3438:700:0:0:0:0/56
  • 2001:250:3438:800:0:0:0:0/56
  • 2001:250:3438:900:0:0:0:0/56
  • 2001:250:3438:a00:0:0:0:0/56
  • 2001:250:3438:b00:0:0:0:0/56
  • 2001:250:3438:c00:0:0:0:0/56
  • 2001:250:3438:d00:0:0:0:0/56
  • 2001:250:3438:e00:0:0:0:0/56
  • 2001:250:3438:f00:0:0:0:0/56
  • 2001:250:3438:1000:0:0:0:0/56
  • 2001:250:3438:1100:0:0:0:0/56
  • 2001:250:3438:1200:0:0:0:0/56
  • 2001:250:3438:1300:0:0:0:0/56
  • 2001:250:3438:1400:0:0:0:0/56
  • 2001:250:3438:1500:0:0:0:0/56
  • 2001:250:3438:1600:0:0:0:0/56
  • 2001:250:3438:1700:0:0:0:0/56
  • 2001:250:3438:1800:0:0:0:0/56
  • 2001:250:3438:1900:0:0:0:0/56
  • 2001:250:3438:1a00:0:0:0:0/56
  • 2001:250:3438:1b00:0:0:0:0/56
  • 2001:250:3438:1c00:0:0:0:0/56
  • 2001:250:3438:1d00:0:0:0:0/56
  • 2001:250:3438:1e00:0:0:0:0/56
  • 2001:250:3438:1f00:0:0:0:0/56
  • 2001:250:3438:2000:0:0:0:0/56
  • 2001:250:3438:2100:0:0:0:0/56
  • 2001:250:3438:2200:0:0:0:0/56
  • 2001:250:3438:2300:0:0:0:0/56
  • 2001:250:3438:2400:0:0:0:0/56
  • 2001:250:3438:2500:0:0:0:0/56
  • 2001:250:3438:2600:0:0:0:0/56
  • 2001:250:3438:2700:0:0:0:0/56
  • 2001:250:3438:2800:0:0:0:0/56
  • 2001:250:3438:2900:0:0:0:0/56
  • 2001:250:3438:2a00:0:0:0:0/56
  • 2001:250:3438:2b00:0:0:0:0/56
  • 2001:250:3438:2c00:0:0:0:0/56
  • 2001:250:3438:2d00:0:0:0:0/56
  • 2001:250:3438:2e00:0:0:0:0/56
  • 2001:250:3438:2f00:0:0:0:0/56
  • 2001:250:3438:3000:0:0:0:0/56
  • 2001:250:3438:3100:0:0:0:0/56
  • 2001:250:3438:3200:0:0:0:0/56
  • 2001:250:3438:3300:0:0:0:0/56
  • 2001:250:3438:3400:0:0:0:0/56
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  • 2001:250:3438:3a00:0:0:0:0/56
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  • 2001:250:3438:3c00:0:0:0:0/56
  • 2001:250:3438:3d00:0:0:0:0/56
  • 2001:250:3438:3e00:0:0:0:0/56
  • 2001:250:3438:3f00:0:0:0:0/56
  • 2001:250:3438:4000:0:0:0:0/56
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  • 2001:250:3438:4200:0:0:0:0/56
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  • 2001:250:3438:6200:0:0:0:0/56
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  • 2001:250:3438:6a00:0:0:0:0/56
  • 2001:250:3438:6b00:0:0:0:0/56
  • 2001:250:3438:6c00:0:0:0:0/56
  • 2001:250:3438:6d00:0:0:0:0/56
  • 2001:250:3438:6e00:0:0:0:0/56
  • 2001:250:3438:6f00:0:0:0:0/56
  • 2001:250:3438:7000:0:0:0:0/56
  • 2001:250:3438:7100:0:0:0:0/56
  • 2001:250:3438:7200:0:0:0:0/56
  • 2001:250:3438:7300:0:0:0:0/56
  • 2001:250:3438:7400:0:0:0:0/56
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  • 2001:250:3438:7900:0:0:0:0/56
  • 2001:250:3438:7a00:0:0:0:0/56
  • 2001:250:3438:7b00:0:0:0:0/56
  • 2001:250:3438:7c00:0:0:0:0/56
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  • 2001:250:3438:7e00:0:0:0:0/56
  • 2001:250:3438:7f00:0:0:0:0/56
  • 2001:250:3438:8000:0:0:0:0/56
  • 2001:250:3438:8100:0:0:0:0/56
  • 2001:250:3438:8200:0:0:0:0/56
  • 2001:250:3438:8300:0:0:0:0/56
  • 2001:250:3438:8400:0:0:0:0/56
  • 2001:250:3438:8500:0:0:0:0/56
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  • 2001:250:3438:8c00:0:0:0:0/56
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  • 2001:250:3438:9000:0:0:0:0/56
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  • 2001:250:3438:9a00:0:0:0:0/56
  • 2001:250:3438:9b00:0:0:0:0/56
  • 2001:250:3438:9c00:0:0:0:0/56
  • 2001:250:3438:9d00:0:0:0:0/56
  • 2001:250:3438:9e00:0:0:0:0/56
  • 2001:250:3438:9f00:0:0:0:0/56
  • 2001:250:3438:a000:0:0:0:0/56
  • 2001:250:3438:a100:0:0:0:0/56
  • 2001:250:3438:a200:0:0:0:0/56
  • 2001:250:3438:a300:0:0:0:0/56
  • 2001:250:3438:a400:0:0:0:0/56
  • 2001:250:3438:a500:0:0:0:0/56
  • 2001:250:3438:a600:0:0:0:0/56
  • 2001:250:3438:a700:0:0:0:0/56
  • 2001:250:3438:a800:0:0:0:0/56
  • 2001:250:3438:a900:0:0:0:0/56
  • 2001:250:3438:aa00:0:0:0:0/56
  • 2001:250:3438:ab00:0:0:0:0/56
  • 2001:250:3438:ac00:0:0:0:0/56
  • 2001:250:3438:ad00:0:0:0:0/56
  • 2001:250:3438:ae00:0:0:0:0/56
  • 2001:250:3438:af00:0:0:0:0/56
  • 2001:250:3438:b000:0:0:0:0/56
  • 2001:250:3438:b100:0:0:0:0/56
  • 2001:250:3438:b200:0:0:0:0/56
  • 2001:250:3438:b300:0:0:0:0/56
  • 2001:250:3438:b400:0:0:0:0/56
  • 2001:250:3438:b500:0:0:0:0/56
  • 2001:250:3438:b600:0:0:0:0/56
  • 2001:250:3438:b700:0:0:0:0/56
  • 2001:250:3438:b800:0:0:0:0/56
  • 2001:250:3438:b900:0:0:0:0/56
  • 2001:250:3438:ba00:0:0:0:0/56
  • 2001:250:3438:bb00:0:0:0:0/56
  • 2001:250:3438:bc00:0:0:0:0/56
  • 2001:250:3438:bd00:0:0:0:0/56
  • 2001:250:3438:be00:0:0:0:0/56
  • 2001:250:3438:bf00:0:0:0:0/56
  • 2001:250:3438:c000:0:0:0:0/56
  • 2001:250:3438:c100:0:0:0:0/56
  • 2001:250:3438:c200:0:0:0:0/56
  • 2001:250:3438:c300:0:0:0:0/56
  • 2001:250:3438:c400:0:0:0:0/56
  • 2001:250:3438:c500:0:0:0:0/56
  • 2001:250:3438:c600:0:0:0:0/56
  • 2001:250:3438:c700:0:0:0:0/56
  • 2001:250:3438:c800:0:0:0:0/56
  • 2001:250:3438:c900:0:0:0:0/56
  • 2001:250:3438:ca00:0:0:0:0/56
  • 2001:250:3438:cb00:0:0:0:0/56
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  • 2001:250:3438:d000:0:0:0:0/56
  • 2001:250:3438:d100:0:0:0:0/56
  • 2001:250:3438:d200:0:0:0:0/56
  • 2001:250:3438:d300:0:0:0:0/56
  • 2001:250:3438:d400:0:0:0:0/56
  • 2001:250:3438:d500:0:0:0:0/56
  • 2001:250:3438:d600:0:0:0:0/56
  • 2001:250:3438:d700:0:0:0:0/56
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  • 2001:250:3438:e000:0:0:0:0/56
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  • 2001:250:3438:ea00:0:0:0:0/56
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  • 2001:250:3438:fe00:0:0:0:0/56
  • 2001:250:3438:ff00:0:0:0:0/56

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