IP subnet details

240c:ca21::/32

AS4538  — China Education And Research Network Center

Summary

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

Whois

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 2024-07-04
mnt-by: MAINT-CERNET-AP
last-modified: 2024-07-04T04:10:10Z
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 2024-07-04
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-07-04T04:10:19Z
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:ca21::/32 subnet

  • 240c:ca21:0:0:0:0:0:0/40
  • 240c:ca21:100:0:0:0:0:0/40
  • 240c:ca21:200:0:0:0:0:0/40
  • 240c:ca21:300:0:0:0:0:0/40
  • 240c:ca21:400:0:0:0:0:0/40
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  • 240c:ca21:600:0:0:0:0:0/40
  • 240c:ca21:700:0:0:0:0:0/40
  • 240c:ca21:800:0:0:0:0:0/40
  • 240c:ca21:900:0:0:0:0:0/40
  • 240c:ca21:a00:0:0:0:0:0/40
  • 240c:ca21:b00:0:0:0:0:0/40
  • 240c:ca21:c00:0:0:0:0:0/40
  • 240c:ca21:d00:0:0:0:0:0/40
  • 240c:ca21:e00:0:0:0:0:0/40
  • 240c:ca21:f00:0:0:0:0:0/40
  • 240c:ca21:1000:0:0:0:0:0/40
  • 240c:ca21:1100:0:0:0:0:0/40
  • 240c:ca21:1200:0:0:0:0:0/40
  • 240c:ca21:1300:0:0:0:0:0/40
  • 240c:ca21:1400:0:0:0:0:0/40
  • 240c:ca21:1500:0:0:0:0:0/40
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  • 240c:ca21:1a00:0:0:0:0:0/40
  • 240c:ca21:1b00:0:0:0:0:0/40
  • 240c:ca21:1c00:0:0:0:0:0/40
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  • 240c:ca21:2500:0:0:0:0:0/40
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  • 240c:ca21:2700:0:0:0:0:0/40
  • 240c:ca21:2800:0:0:0:0:0/40
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  • 240c:ca21:3100:0:0:0:0:0/40
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  • 240c:ca21:4000:0:0:0:0:0/40
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  • 240c:ca21:5000:0:0:0:0:0/40
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  • 240c:ca21:6000:0:0:0:0:0/40
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  • 240c:ca21:6600:0:0:0:0:0/40
  • 240c:ca21:6700:0:0:0:0:0/40
  • 240c:ca21:6800:0:0:0:0:0/40
  • 240c:ca21:6900:0:0:0:0:0/40
  • 240c:ca21:6a00:0:0:0:0:0/40
  • 240c:ca21:6b00:0:0:0:0:0/40
  • 240c:ca21:6c00:0:0:0:0:0/40
  • 240c:ca21:6d00:0:0:0:0:0/40
  • 240c:ca21:6e00:0:0:0:0:0/40
  • 240c:ca21:6f00:0:0:0:0:0/40
  • 240c:ca21:7000:0:0:0:0:0/40
  • 240c:ca21:7100:0:0:0:0:0/40
  • 240c:ca21:7200:0:0:0:0:0/40
  • 240c:ca21:7300:0:0:0:0:0/40
  • 240c:ca21:7400:0:0:0:0:0/40
  • 240c:ca21:7500:0:0:0:0:0/40
  • 240c:ca21:7600:0:0:0:0:0/40
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  • 240c:ca21:7d00:0:0:0:0:0/40
  • 240c:ca21:7e00:0:0:0:0:0/40
  • 240c:ca21:7f00:0:0:0:0:0/40
  • 240c:ca21:8000:0:0:0:0:0/40
  • 240c:ca21:8100:0:0:0:0:0/40
  • 240c:ca21:8200:0:0:0:0:0/40
  • 240c:ca21:8300:0:0:0:0:0/40
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  • 240c:ca21:9100:0:0:0:0:0/40
  • 240c:ca21:9200:0:0:0:0:0/40
  • 240c:ca21:9300:0:0:0:0:0/40
  • 240c:ca21:9400:0:0:0:0:0/40
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  • 240c:ca21:9600:0:0:0:0:0/40
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  • 240c:ca21:9800:0:0:0:0:0/40
  • 240c:ca21:9900:0:0:0:0:0/40
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  • 240c:ca21:9b00:0:0:0:0:0/40
  • 240c:ca21:9c00:0:0:0:0:0/40
  • 240c:ca21:9d00:0:0:0:0:0/40
  • 240c:ca21:9e00:0:0:0:0:0/40
  • 240c:ca21:9f00:0:0:0:0:0/40
  • 240c:ca21:a000:0:0:0:0:0/40
  • 240c:ca21:a100:0:0:0:0:0/40
  • 240c:ca21:a200:0:0:0:0:0/40
  • 240c:ca21:a300:0:0:0:0:0/40
  • 240c:ca21:a400:0:0:0:0:0/40
  • 240c:ca21:a500:0:0:0:0:0/40
  • 240c:ca21:a600:0:0:0:0:0/40
  • 240c:ca21:a700:0:0:0:0:0/40
  • 240c:ca21:a800:0:0:0:0:0/40
  • 240c:ca21:a900:0:0:0:0:0/40
  • 240c:ca21:aa00:0:0:0:0:0/40
  • 240c:ca21:ab00:0:0:0:0:0/40
  • 240c:ca21:ac00:0:0:0:0:0/40
  • 240c:ca21:ad00:0:0:0:0:0/40
  • 240c:ca21:ae00:0:0:0:0:0/40
  • 240c:ca21:af00:0:0:0:0:0/40
  • 240c:ca21:b000:0:0:0:0:0/40
  • 240c:ca21:b100:0:0:0:0:0/40
  • 240c:ca21:b200:0:0:0:0:0/40
  • 240c:ca21:b300:0:0:0:0:0/40
  • 240c:ca21:b400:0:0:0:0:0/40
  • 240c:ca21:b500:0:0:0:0:0/40
  • 240c:ca21:b600:0:0:0:0:0/40
  • 240c:ca21:b700:0:0:0:0:0/40
  • 240c:ca21:b800:0:0:0:0:0/40
  • 240c:ca21:b900:0:0:0:0:0/40
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  • 240c:ca21:c200:0:0:0:0:0/40
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  • 240c:ca21:f200:0:0:0:0:0/40
  • 240c:ca21:f300:0:0:0:0:0/40
  • 240c:ca21:f400:0:0:0:0:0/40
  • 240c:ca21:f500:0:0:0:0:0/40
  • 240c:ca21:f600:0:0:0:0:0/40
  • 240c:ca21:f700:0:0:0:0:0/40
  • 240c:ca21:f800:0:0:0:0:0/40
  • 240c:ca21:f900:0:0:0:0:0/40
  • 240c:ca21:fa00:0:0:0:0:0/40
  • 240c:ca21:fb00:0:0:0:0:0/40
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  • 240c:ca21:fe00:0:0:0:0:0/40
  • 240c:ca21:ff00:0:0:0:0:0/40

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