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 2001:250:2438::/48 subnet

  • 2001:250:2438:0:0:0:0:0/56
  • 2001:250:2438:100:0:0:0:0/56
  • 2001:250:2438:200:0:0:0:0/56
  • 2001:250:2438:300:0:0:0:0/56
  • 2001:250:2438:400:0:0:0:0/56
  • 2001:250:2438:500:0:0:0:0/56
  • 2001:250:2438:600:0:0:0:0/56
  • 2001:250:2438:700:0:0:0:0/56
  • 2001:250:2438:800:0:0:0:0/56
  • 2001:250:2438:900:0:0:0:0/56
  • 2001:250:2438:a00:0:0:0:0/56
  • 2001:250:2438:b00:0:0:0:0/56
  • 2001:250:2438:c00:0:0:0:0/56
  • 2001:250:2438:d00:0:0:0:0/56
  • 2001:250:2438:e00:0:0:0:0/56
  • 2001:250:2438:f00:0:0:0:0/56
  • 2001:250:2438:1000:0:0:0:0/56
  • 2001:250:2438:1100:0:0:0:0/56
  • 2001:250:2438:1200:0:0:0:0/56
  • 2001:250:2438:1300:0:0:0:0/56
  • 2001:250:2438:1400:0:0:0:0/56
  • 2001:250:2438:1500:0:0:0:0/56
  • 2001:250:2438:1600:0:0:0:0/56
  • 2001:250:2438:1700:0:0:0:0/56
  • 2001:250:2438:1800:0:0:0:0/56
  • 2001:250:2438:1900:0:0:0:0/56
  • 2001:250:2438:1a00:0:0:0:0/56
  • 2001:250:2438:1b00:0:0:0:0/56
  • 2001:250:2438:1c00:0:0:0:0/56
  • 2001:250:2438:1d00:0:0:0:0/56
  • 2001:250:2438:1e00:0:0:0:0/56
  • 2001:250:2438:1f00:0:0:0:0/56
  • 2001:250:2438:2000:0:0:0:0/56
  • 2001:250:2438:2100:0:0:0:0/56
  • 2001:250:2438:2200:0:0:0:0/56
  • 2001:250:2438:2300:0:0:0:0/56
  • 2001:250:2438:2400:0:0:0:0/56
  • 2001:250:2438:2500:0:0:0:0/56
  • 2001:250:2438:2600:0:0:0:0/56
  • 2001:250:2438:2700:0:0:0:0/56
  • 2001:250:2438:2800:0:0:0:0/56
  • 2001:250:2438:2900:0:0:0:0/56
  • 2001:250:2438:2a00:0:0:0:0/56
  • 2001:250:2438:2b00:0:0:0:0/56
  • 2001:250:2438:2c00:0:0:0:0/56
  • 2001:250:2438:2d00:0:0:0:0/56
  • 2001:250:2438:2e00:0:0:0:0/56
  • 2001:250:2438:2f00:0:0:0:0/56
  • 2001:250:2438:3000:0:0:0:0/56
  • 2001:250:2438:3100:0:0:0:0/56
  • 2001:250:2438:3200:0:0:0:0/56
  • 2001:250:2438:3300:0:0:0:0/56
  • 2001:250:2438:3400:0:0:0:0/56
  • 2001:250:2438:3500:0:0:0:0/56
  • 2001:250:2438:3600:0:0:0:0/56
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  • 2001:250:2438:3900:0:0:0:0/56
  • 2001:250:2438:3a00:0:0:0:0/56
  • 2001:250:2438:3b00:0:0:0:0/56
  • 2001:250:2438:3c00:0:0:0:0/56
  • 2001:250:2438:3d00:0:0:0:0/56
  • 2001:250:2438:3e00:0:0:0:0/56
  • 2001:250:2438:3f00:0:0:0:0/56
  • 2001:250:2438:4000:0:0:0:0/56
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  • 2001:250:2438:4200:0:0:0:0/56
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  • 2001:250:2438:5000:0:0:0:0/56
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  • 2001:250:2438:5200:0:0:0:0/56
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  • 2001:250:2438:5600:0:0:0:0/56
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  • 2001:250:2438:6000:0:0:0:0/56
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  • 2001:250:2438:6200:0:0:0:0/56
  • 2001:250:2438:6300:0:0:0:0/56
  • 2001:250:2438:6400:0:0:0:0/56
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  • 2001:250:2438:6a00:0:0:0:0/56
  • 2001:250:2438:6b00:0:0:0:0/56
  • 2001:250:2438:6c00:0:0:0:0/56
  • 2001:250:2438:6d00:0:0:0:0/56
  • 2001:250:2438:6e00:0:0:0:0/56
  • 2001:250:2438:6f00:0:0:0:0/56
  • 2001:250:2438:7000:0:0:0:0/56
  • 2001:250:2438:7100:0:0:0:0/56
  • 2001:250:2438:7200:0:0:0:0/56
  • 2001:250:2438:7300:0:0:0:0/56
  • 2001:250:2438:7400:0:0:0:0/56
  • 2001:250:2438:7500:0:0:0:0/56
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  • 2001:250:2438:7900:0:0:0:0/56
  • 2001:250:2438:7a00:0:0:0:0/56
  • 2001:250:2438:7b00:0:0:0:0/56
  • 2001:250:2438:7c00:0:0:0:0/56
  • 2001:250:2438:7d00:0:0:0:0/56
  • 2001:250:2438:7e00:0:0:0:0/56
  • 2001:250:2438:7f00:0:0:0:0/56
  • 2001:250:2438:8000:0:0:0:0/56
  • 2001:250:2438:8100:0:0:0:0/56
  • 2001:250:2438:8200:0:0:0:0/56
  • 2001:250:2438:8300:0:0:0:0/56
  • 2001:250:2438:8400:0:0:0:0/56
  • 2001:250:2438:8500:0:0:0:0/56
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  • 2001:250:2438:8a00:0:0:0:0/56
  • 2001:250:2438:8b00:0:0:0:0/56
  • 2001:250:2438:8c00:0:0:0:0/56
  • 2001:250:2438:8d00:0:0:0:0/56
  • 2001:250:2438:8e00:0:0:0:0/56
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  • 2001:250:2438:9000:0:0:0:0/56
  • 2001:250:2438:9100:0:0:0:0/56
  • 2001:250:2438:9200:0:0:0:0/56
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  • 2001:250:2438:9a00:0:0:0:0/56
  • 2001:250:2438:9b00:0:0:0:0/56
  • 2001:250:2438:9c00:0:0:0:0/56
  • 2001:250:2438:9d00:0:0:0:0/56
  • 2001:250:2438:9e00:0:0:0:0/56
  • 2001:250:2438:9f00:0:0:0:0/56
  • 2001:250:2438:a000:0:0:0:0/56
  • 2001:250:2438:a100:0:0:0:0/56
  • 2001:250:2438:a200:0:0:0:0/56
  • 2001:250:2438:a300:0:0:0:0/56
  • 2001:250:2438:a400:0:0:0:0/56
  • 2001:250:2438:a500:0:0:0:0/56
  • 2001:250:2438:a600:0:0:0:0/56
  • 2001:250:2438:a700:0:0:0:0/56
  • 2001:250:2438:a800:0:0:0:0/56
  • 2001:250:2438:a900:0:0:0:0/56
  • 2001:250:2438:aa00:0:0:0:0/56
  • 2001:250:2438:ab00:0:0:0:0/56
  • 2001:250:2438:ac00:0:0:0:0/56
  • 2001:250:2438:ad00:0:0:0:0/56
  • 2001:250:2438:ae00:0:0:0:0/56
  • 2001:250:2438:af00:0:0:0:0/56
  • 2001:250:2438:b000:0:0:0:0/56
  • 2001:250:2438:b100:0:0:0:0/56
  • 2001:250:2438:b200:0:0:0:0/56
  • 2001:250:2438:b300:0:0:0:0/56
  • 2001:250:2438:b400:0:0:0:0/56
  • 2001:250:2438:b500:0:0:0:0/56
  • 2001:250:2438:b600:0:0:0:0/56
  • 2001:250:2438:b700:0:0:0:0/56
  • 2001:250:2438:b800:0:0:0:0/56
  • 2001:250:2438:b900:0:0:0:0/56
  • 2001:250:2438:ba00:0:0:0:0/56
  • 2001:250:2438:bb00:0:0:0:0/56
  • 2001:250:2438:bc00:0:0:0:0/56
  • 2001:250:2438:bd00:0:0:0:0/56
  • 2001:250:2438:be00:0:0:0:0/56
  • 2001:250:2438:bf00:0:0:0:0/56
  • 2001:250:2438:c000:0:0:0:0/56
  • 2001:250:2438:c100:0:0:0:0/56
  • 2001:250:2438:c200:0:0:0:0/56
  • 2001:250:2438:c300:0:0:0:0/56
  • 2001:250:2438:c400:0:0:0:0/56
  • 2001:250:2438:c500:0:0:0:0/56
  • 2001:250:2438:c600:0:0:0:0/56
  • 2001:250:2438:c700:0:0:0:0/56
  • 2001:250:2438:c800:0:0:0:0/56
  • 2001:250:2438:c900:0:0:0:0/56
  • 2001:250:2438:ca00:0:0:0:0/56
  • 2001:250:2438:cb00:0:0:0:0/56
  • 2001:250:2438:cc00:0:0:0:0/56
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  • 2001:250:2438:ce00:0:0:0:0/56
  • 2001:250:2438:cf00:0:0:0:0/56
  • 2001:250:2438:d000:0:0:0:0/56
  • 2001:250:2438:d100:0:0:0:0/56
  • 2001:250:2438:d200:0:0:0:0/56
  • 2001:250:2438:d300:0:0:0:0/56
  • 2001:250:2438:d400:0:0:0:0/56
  • 2001:250:2438:d500:0:0:0:0/56
  • 2001:250:2438:d600:0:0:0:0/56
  • 2001:250:2438:d700:0:0:0:0/56
  • 2001:250:2438:d800:0:0:0:0/56
  • 2001:250:2438:d900:0:0:0:0/56
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  • 2001:250:2438:e000:0:0:0:0/56
  • 2001:250:2438:e100:0:0:0:0/56
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  • 2001:250:2438:e300:0:0:0:0/56
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  • 2001:250:2438:e500:0:0:0:0/56
  • 2001:250:2438:e600:0:0:0:0/56
  • 2001:250:2438:e700:0:0:0:0/56
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  • 2001:250:2438:e900:0:0:0:0/56
  • 2001:250:2438:ea00:0:0:0:0/56
  • 2001:250:2438:eb00:0:0:0:0/56
  • 2001:250:2438:ec00:0:0:0:0/56
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  • 2001:250:2438:f600:0:0:0:0/56
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  • 2001:250:2438:f900:0:0:0:0/56
  • 2001:250:2438:fa00:0:0:0:0/56
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  • 2001:250:2438:fc00:0:0:0:0/56
  • 2001:250:2438:fd00:0:0:0:0/56
  • 2001:250:2438:fe00:0:0:0:0/56
  • 2001:250:2438:ff00:0:0:0:0/56

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