Summary

Country
CN China
Domain cernic.net
Size 79,228,162,514,264,340,000,000,000,000
Registry APNIC
Network Name CERNET

Whois

[whois.apnic.net]



inet6num: 240c:c000::/20
netname: CERNET
descr: China Education and Research Network
descr: Tsinghua University
country: CN
org: ORG-CEAR1-AP
admin-c: CER-AP
tech-c: CER-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
remarks: --------------------------------------------
remarks: To report network abuse, please contact mnt-irt
remarks: For troubleshooting, please contact tech-c and admin-c
remarks: Report invalid contact via www.apnic.net/invalidcontact
remarks: -----------------------------------------------
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2023-08-28T06:40:49Z
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

organisation: ORG-CEAR1-AP
org-name: China Education and Research Network (CERNET)
country: CN
address: FIT 3-220,
address: Tsinghua University
phone: +86-10-62785983
fax-no: +86-10-62785933
e-mail: [email protected]
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2018-09-13T12:56:34Z
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

role: CERNET Helpdesk
address: CERNET Center
address: Beijing 100084, China
country: CN
phone: +86-10-6278-4049
fax-no: +86-10-6278-5933
e-mail: [email protected]
remarks: [email protected]
admin-c: XL1-CN
tech-c: SZ2-AP
nic-hdl: CER-AP
mnt-by: MAINT-CERNET-AP
last-modified: 2020-09-03T09:14:12Z
source: APNIC


route6: 240c:c000::/20
descr: CERNET
origin: AS23910
mnt-by: MAINT-CERNET-AP
last-modified: 2020-08-31T01:22:02Z
source: APNIC



CIDR IP address subranges within 240c:ca0e::/32 subnet

  • 240c:ca0e:0:0:0:0:0:0/40
  • 240c:ca0e:100:0:0:0:0:0/40
  • 240c:ca0e:200:0:0:0:0:0/40
  • 240c:ca0e:300:0:0:0:0:0/40
  • 240c:ca0e:400:0:0:0:0:0/40
  • 240c:ca0e:500:0:0:0:0:0/40
  • 240c:ca0e:600:0:0:0:0:0/40
  • 240c:ca0e:700:0:0:0:0:0/40
  • 240c:ca0e:800:0:0:0:0:0/40
  • 240c:ca0e:900:0:0:0:0:0/40
  • 240c:ca0e:a00:0:0:0:0:0/40
  • 240c:ca0e:b00:0:0:0:0:0/40
  • 240c:ca0e:c00:0:0:0:0:0/40
  • 240c:ca0e:d00:0:0:0:0:0/40
  • 240c:ca0e:e00:0:0:0:0:0/40
  • 240c:ca0e:f00:0:0:0:0:0/40
  • 240c:ca0e:1000:0:0:0:0:0/40
  • 240c:ca0e:1100:0:0:0:0:0/40
  • 240c:ca0e:1200:0:0:0:0:0/40
  • 240c:ca0e:1300:0:0:0:0:0/40
  • 240c:ca0e:1400:0:0:0:0:0/40
  • 240c:ca0e:1500:0:0:0:0:0/40
  • 240c:ca0e:1600:0:0:0:0:0/40
  • 240c:ca0e:1700:0:0:0:0:0/40
  • 240c:ca0e:1800:0:0:0:0:0/40
  • 240c:ca0e:1900:0:0:0:0:0/40
  • 240c:ca0e:1a00:0:0:0:0:0/40
  • 240c:ca0e:1b00:0:0:0:0:0/40
  • 240c:ca0e:1c00:0:0:0:0:0/40
  • 240c:ca0e:1d00:0:0:0:0:0/40
  • 240c:ca0e:1e00:0:0:0:0:0/40
  • 240c:ca0e:1f00:0:0:0:0:0/40
  • 240c:ca0e:2000:0:0:0:0:0/40
  • 240c:ca0e:2100:0:0:0:0:0/40
  • 240c:ca0e:2200:0:0:0:0:0/40
  • 240c:ca0e:2300:0:0:0:0:0/40
  • 240c:ca0e:2400:0:0:0:0:0/40
  • 240c:ca0e:2500:0:0:0:0:0/40
  • 240c:ca0e:2600:0:0:0:0:0/40
  • 240c:ca0e:2700:0:0:0:0:0/40
  • 240c:ca0e:2800:0:0:0:0:0/40
  • 240c:ca0e:2900:0:0:0:0:0/40
  • 240c:ca0e:2a00:0:0:0:0:0/40
  • 240c:ca0e:2b00:0:0:0:0:0/40
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  • 240c:ca0e:2e00:0:0:0:0:0/40
  • 240c:ca0e:2f00:0:0:0:0:0/40
  • 240c:ca0e:3000:0:0:0:0:0/40
  • 240c:ca0e:3100:0:0:0:0:0/40
  • 240c:ca0e:3200:0:0:0:0:0/40
  • 240c:ca0e:3300:0:0:0:0:0/40
  • 240c:ca0e:3400:0:0:0:0:0/40
  • 240c:ca0e:3500:0:0:0:0:0/40
  • 240c:ca0e:3600:0:0:0:0:0/40
  • 240c:ca0e:3700:0:0:0:0:0/40
  • 240c:ca0e:3800:0:0:0:0:0/40
  • 240c:ca0e:3900:0:0:0:0:0/40
  • 240c:ca0e:3a00:0:0:0:0:0/40
  • 240c:ca0e:3b00:0:0:0:0:0/40
  • 240c:ca0e:3c00:0:0:0:0:0/40
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  • 240c:ca0e:3e00:0:0:0:0:0/40
  • 240c:ca0e:3f00:0:0:0:0:0/40
  • 240c:ca0e:4000:0:0:0:0:0/40
  • 240c:ca0e:4100:0:0:0:0:0/40
  • 240c:ca0e:4200:0:0:0:0:0/40
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  • 240c:ca0e:4d00:0:0:0:0:0/40
  • 240c:ca0e:4e00:0:0:0:0:0/40
  • 240c:ca0e:4f00:0:0:0:0:0/40
  • 240c:ca0e:5000:0:0:0:0:0/40
  • 240c:ca0e:5100:0:0:0:0:0/40
  • 240c:ca0e:5200:0:0:0:0:0/40
  • 240c:ca0e:5300:0:0:0:0:0/40
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  • 240c:ca0e:6000:0:0:0:0:0/40
  • 240c:ca0e:6100:0:0:0:0:0/40
  • 240c:ca0e:6200:0:0:0:0:0/40
  • 240c:ca0e:6300:0:0:0:0:0/40
  • 240c:ca0e:6400:0:0:0:0:0/40
  • 240c:ca0e:6500:0:0:0:0:0/40
  • 240c:ca0e:6600:0:0:0:0:0/40
  • 240c:ca0e:6700:0:0:0:0:0/40
  • 240c:ca0e:6800:0:0:0:0:0/40
  • 240c:ca0e:6900:0:0:0:0:0/40
  • 240c:ca0e:6a00:0:0:0:0:0/40
  • 240c:ca0e:6b00:0:0:0:0:0/40
  • 240c:ca0e:6c00:0:0:0:0:0/40
  • 240c:ca0e:6d00:0:0:0:0:0/40
  • 240c:ca0e:6e00:0:0:0:0:0/40
  • 240c:ca0e:6f00:0:0:0:0:0/40
  • 240c:ca0e:7000:0:0:0:0:0/40
  • 240c:ca0e:7100:0:0:0:0:0/40
  • 240c:ca0e:7200:0:0:0:0:0/40
  • 240c:ca0e:7300:0:0:0:0:0/40
  • 240c:ca0e:7400:0:0:0:0:0/40
  • 240c:ca0e:7500:0:0:0:0:0/40
  • 240c:ca0e:7600:0:0:0:0:0/40
  • 240c:ca0e:7700:0:0:0:0:0/40
  • 240c:ca0e:7800:0:0:0:0:0/40
  • 240c:ca0e:7900:0:0:0:0:0/40
  • 240c:ca0e:7a00:0:0:0:0:0/40
  • 240c:ca0e:7b00:0:0:0:0:0/40
  • 240c:ca0e:7c00:0:0:0:0:0/40
  • 240c:ca0e:7d00:0:0:0:0:0/40
  • 240c:ca0e:7e00:0:0:0:0:0/40
  • 240c:ca0e:7f00:0:0:0:0:0/40
  • 240c:ca0e:8000:0:0:0:0:0/40
  • 240c:ca0e:8100:0:0:0:0:0/40
  • 240c:ca0e:8200:0:0:0:0:0/40
  • 240c:ca0e:8300:0:0:0:0:0/40
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  • 240c:ca0e:8500:0:0:0:0:0/40
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  • 240c:ca0e:8700:0:0:0:0:0/40
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  • 240c:ca0e:8a00:0:0:0:0:0/40
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  • 240c:ca0e:8c00:0:0:0:0:0/40
  • 240c:ca0e:8d00:0:0:0:0:0/40
  • 240c:ca0e:8e00:0:0:0:0:0/40
  • 240c:ca0e:8f00:0:0:0:0:0/40
  • 240c:ca0e:9000:0:0:0:0:0/40
  • 240c:ca0e:9100:0:0:0:0:0/40
  • 240c:ca0e:9200:0:0:0:0:0/40
  • 240c:ca0e:9300:0:0:0:0:0/40
  • 240c:ca0e:9400:0:0:0:0:0/40
  • 240c:ca0e:9500:0:0:0:0:0/40
  • 240c:ca0e:9600:0:0:0:0:0/40
  • 240c:ca0e:9700:0:0:0:0:0/40
  • 240c:ca0e:9800:0:0:0:0:0/40
  • 240c:ca0e:9900:0:0:0:0:0/40
  • 240c:ca0e:9a00:0:0:0:0:0/40
  • 240c:ca0e:9b00:0:0:0:0:0/40
  • 240c:ca0e:9c00:0:0:0:0:0/40
  • 240c:ca0e:9d00:0:0:0:0:0/40
  • 240c:ca0e:9e00:0:0:0:0:0/40
  • 240c:ca0e:9f00:0:0:0:0:0/40
  • 240c:ca0e:a000:0:0:0:0:0/40
  • 240c:ca0e:a100:0:0:0:0:0/40
  • 240c:ca0e:a200:0:0:0:0:0/40
  • 240c:ca0e:a300:0:0:0:0:0/40
  • 240c:ca0e:a400:0:0:0:0:0/40
  • 240c:ca0e:a500:0:0:0:0:0/40
  • 240c:ca0e:a600:0:0:0:0:0/40
  • 240c:ca0e:a700:0:0:0:0:0/40
  • 240c:ca0e:a800:0:0:0:0:0/40
  • 240c:ca0e:a900:0:0:0:0:0/40
  • 240c:ca0e:aa00:0:0:0:0:0/40
  • 240c:ca0e:ab00:0:0:0:0:0/40
  • 240c:ca0e:ac00:0:0:0:0:0/40
  • 240c:ca0e:ad00:0:0:0:0:0/40
  • 240c:ca0e:ae00:0:0:0:0:0/40
  • 240c:ca0e:af00:0:0:0:0:0/40
  • 240c:ca0e:b000:0:0:0:0:0/40
  • 240c:ca0e:b100:0:0:0:0:0/40
  • 240c:ca0e:b200:0:0:0:0:0/40
  • 240c:ca0e:b300:0:0:0:0:0/40
  • 240c:ca0e:b400:0:0:0:0:0/40
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  • 240c:ca0e:b600:0:0:0:0:0/40
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  • 240c:ca0e:b800:0:0:0:0:0/40
  • 240c:ca0e:b900:0:0:0:0:0/40
  • 240c:ca0e:ba00:0:0:0:0:0/40
  • 240c:ca0e:bb00:0:0:0:0:0/40
  • 240c:ca0e:bc00:0:0:0:0:0/40
  • 240c:ca0e:bd00:0:0:0:0:0/40
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  • 240c:ca0e:c000:0:0:0:0:0/40
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  • 240c:ca0e:c300:0:0:0:0:0/40
  • 240c:ca0e:c400:0:0:0:0:0/40
  • 240c:ca0e:c500:0:0:0:0:0/40
  • 240c:ca0e:c600:0:0:0:0:0/40
  • 240c:ca0e:c700:0:0:0:0:0/40
  • 240c:ca0e:c800:0:0:0:0:0/40
  • 240c:ca0e:c900:0:0:0:0:0/40
  • 240c:ca0e:ca00:0:0:0:0:0/40
  • 240c:ca0e:cb00:0:0:0:0:0/40
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  • 240c:ca0e:ce00:0:0:0:0:0/40
  • 240c:ca0e:cf00:0:0:0:0:0/40
  • 240c:ca0e:d000:0:0:0:0:0/40
  • 240c:ca0e:d100:0:0:0:0:0/40
  • 240c:ca0e:d200:0:0:0:0:0/40
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  • 240c:ca0e:d500:0:0:0:0:0/40
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  • 240c:ca0e:d700:0:0:0:0:0/40
  • 240c:ca0e:d800:0:0:0:0:0/40
  • 240c:ca0e:d900:0:0:0:0:0/40
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  • 240c:ca0e:e600:0:0:0:0:0/40
  • 240c:ca0e:e700:0:0:0:0:0/40
  • 240c:ca0e:e800:0:0:0:0:0/40
  • 240c:ca0e:e900:0:0:0:0:0/40
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  • 240c:ca0e:ee00:0:0:0:0:0/40
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  • 240c:ca0e:f000:0:0:0:0:0/40
  • 240c:ca0e:f100:0:0:0:0:0/40
  • 240c:ca0e:f200:0:0:0:0:0/40
  • 240c:ca0e:f300:0:0:0:0:0/40
  • 240c:ca0e:f400:0:0:0:0:0/40
  • 240c:ca0e:f500:0:0:0:0:0/40
  • 240c:ca0e:f600:0:0:0:0:0/40
  • 240c:ca0e:f700:0:0:0:0:0/40
  • 240c:ca0e:f800:0:0:0:0:0/40
  • 240c:ca0e:f900:0:0:0:0:0/40
  • 240c:ca0e:fa00:0:0:0:0:0/40
  • 240c:ca0e:fb00:0:0:0:0:0/40
  • 240c:ca0e:fc00:0:0:0:0:0/40
  • 240c:ca0e:fd00:0:0:0:0:0/40
  • 240c:ca0e:fe00:0:0:0:0:0/40
  • 240c:ca0e:ff00:0:0:0:0:0/40

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