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:c602::/32 subnet

  • 240c:c602:0:0:0:0:0:0/40
  • 240c:c602:100:0:0:0:0:0/40
  • 240c:c602:200:0:0:0:0:0/40
  • 240c:c602:300:0:0:0:0:0/40
  • 240c:c602:400:0:0:0:0:0/40
  • 240c:c602:500:0:0:0:0:0/40
  • 240c:c602:600:0:0:0:0:0/40
  • 240c:c602:700:0:0:0:0:0/40
  • 240c:c602:800:0:0:0:0:0/40
  • 240c:c602:900:0:0:0:0:0/40
  • 240c:c602:a00:0:0:0:0:0/40
  • 240c:c602:b00:0:0:0:0:0/40
  • 240c:c602:c00:0:0:0:0:0/40
  • 240c:c602:d00:0:0:0:0:0/40
  • 240c:c602:e00:0:0:0:0:0/40
  • 240c:c602:f00:0:0:0:0:0/40
  • 240c:c602:1000:0:0:0:0:0/40
  • 240c:c602:1100:0:0:0:0:0/40
  • 240c:c602:1200:0:0:0:0:0/40
  • 240c:c602:1300:0:0:0:0:0/40
  • 240c:c602:1400:0:0:0:0:0/40
  • 240c:c602:1500:0:0:0:0:0/40
  • 240c:c602:1600:0:0:0:0:0/40
  • 240c:c602:1700:0:0:0:0:0/40
  • 240c:c602:1800:0:0:0:0:0/40
  • 240c:c602:1900:0:0:0:0:0/40
  • 240c:c602:1a00:0:0:0:0:0/40
  • 240c:c602:1b00:0:0:0:0:0/40
  • 240c:c602:1c00:0:0:0:0:0/40
  • 240c:c602:1d00:0:0:0:0:0/40
  • 240c:c602:1e00:0:0:0:0:0/40
  • 240c:c602:1f00:0:0:0:0:0/40
  • 240c:c602:2000:0:0:0:0:0/40
  • 240c:c602:2100:0:0:0:0:0/40
  • 240c:c602:2200:0:0:0:0:0/40
  • 240c:c602:2300:0:0:0:0:0/40
  • 240c:c602:2400:0:0:0:0:0/40
  • 240c:c602:2500:0:0:0:0:0/40
  • 240c:c602:2600:0:0:0:0:0/40
  • 240c:c602:2700:0:0:0:0:0/40
  • 240c:c602:2800:0:0:0:0:0/40
  • 240c:c602:2900:0:0:0:0:0/40
  • 240c:c602:2a00:0:0:0:0:0/40
  • 240c:c602:2b00:0:0:0:0:0/40
  • 240c:c602:2c00:0:0:0:0:0/40
  • 240c:c602:2d00:0:0:0:0:0/40
  • 240c:c602:2e00:0:0:0:0:0/40
  • 240c:c602:2f00:0:0:0:0:0/40
  • 240c:c602:3000:0:0:0:0:0/40
  • 240c:c602:3100:0:0:0:0:0/40
  • 240c:c602:3200:0:0:0:0:0/40
  • 240c:c602:3300:0:0:0:0:0/40
  • 240c:c602:3400:0:0:0:0:0/40
  • 240c:c602:3500:0:0:0:0:0/40
  • 240c:c602:3600:0:0:0:0:0/40
  • 240c:c602:3700:0:0:0:0:0/40
  • 240c:c602:3800:0:0:0:0:0/40
  • 240c:c602:3900:0:0:0:0:0/40
  • 240c:c602:3a00:0:0:0:0:0/40
  • 240c:c602:3b00:0:0:0:0:0/40
  • 240c:c602:3c00:0:0:0:0:0/40
  • 240c:c602:3d00:0:0:0:0:0/40
  • 240c:c602:3e00:0:0:0:0:0/40
  • 240c:c602:3f00:0:0:0:0:0/40
  • 240c:c602:4000:0:0:0:0:0/40
  • 240c:c602:4100:0:0:0:0:0/40
  • 240c:c602:4200:0:0:0:0:0/40
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  • 240c:c602:4600:0:0:0:0:0/40
  • 240c:c602:4700:0:0:0:0:0/40
  • 240c:c602:4800:0:0:0:0:0/40
  • 240c:c602:4900:0:0:0:0:0/40
  • 240c:c602:4a00:0:0:0:0:0/40
  • 240c:c602:4b00:0:0:0:0:0/40
  • 240c:c602:4c00:0:0:0:0:0/40
  • 240c:c602:4d00:0:0:0:0:0/40
  • 240c:c602:4e00:0:0:0:0:0/40
  • 240c:c602:4f00:0:0:0:0:0/40
  • 240c:c602:5000:0:0:0:0:0/40
  • 240c:c602:5100:0:0:0:0:0/40
  • 240c:c602:5200:0:0:0:0:0/40
  • 240c:c602:5300:0:0:0:0:0/40
  • 240c:c602:5400:0:0:0:0:0/40
  • 240c:c602:5500:0:0:0:0:0/40
  • 240c:c602:5600:0:0:0:0:0/40
  • 240c:c602:5700:0:0:0:0:0/40
  • 240c:c602:5800:0:0:0:0:0/40
  • 240c:c602:5900:0:0:0:0:0/40
  • 240c:c602:5a00:0:0:0:0:0/40
  • 240c:c602:5b00:0:0:0:0:0/40
  • 240c:c602:5c00:0:0:0:0:0/40
  • 240c:c602:5d00:0:0:0:0:0/40
  • 240c:c602:5e00:0:0:0:0:0/40
  • 240c:c602:5f00:0:0:0:0:0/40
  • 240c:c602:6000:0:0:0:0:0/40
  • 240c:c602:6100:0:0:0:0:0/40
  • 240c:c602:6200:0:0:0:0:0/40
  • 240c:c602:6300:0:0:0:0:0/40
  • 240c:c602:6400:0:0:0:0:0/40
  • 240c:c602:6500:0:0:0:0:0/40
  • 240c:c602:6600:0:0:0:0:0/40
  • 240c:c602:6700:0:0:0:0:0/40
  • 240c:c602:6800:0:0:0:0:0/40
  • 240c:c602:6900:0:0:0:0:0/40
  • 240c:c602:6a00:0:0:0:0:0/40
  • 240c:c602:6b00:0:0:0:0:0/40
  • 240c:c602:6c00:0:0:0:0:0/40
  • 240c:c602:6d00:0:0:0:0:0/40
  • 240c:c602:6e00:0:0:0:0:0/40
  • 240c:c602:6f00:0:0:0:0:0/40
  • 240c:c602:7000:0:0:0:0:0/40
  • 240c:c602:7100:0:0:0:0:0/40
  • 240c:c602:7200:0:0:0:0:0/40
  • 240c:c602:7300:0:0:0:0:0/40
  • 240c:c602:7400:0:0:0:0:0/40
  • 240c:c602:7500:0:0:0:0:0/40
  • 240c:c602:7600:0:0:0:0:0/40
  • 240c:c602:7700:0:0:0:0:0/40
  • 240c:c602:7800:0:0:0:0:0/40
  • 240c:c602:7900:0:0:0:0:0/40
  • 240c:c602:7a00:0:0:0:0:0/40
  • 240c:c602:7b00:0:0:0:0:0/40
  • 240c:c602:7c00:0:0:0:0:0/40
  • 240c:c602:7d00:0:0:0:0:0/40
  • 240c:c602:7e00:0:0:0:0:0/40
  • 240c:c602:7f00:0:0:0:0:0/40
  • 240c:c602:8000:0:0:0:0:0/40
  • 240c:c602:8100:0:0:0:0:0/40
  • 240c:c602:8200:0:0:0:0:0/40
  • 240c:c602:8300:0:0:0:0:0/40
  • 240c:c602:8400:0:0:0:0:0/40
  • 240c:c602:8500:0:0:0:0:0/40
  • 240c:c602:8600:0:0:0:0:0/40
  • 240c:c602:8700:0:0:0:0:0/40
  • 240c:c602:8800:0:0:0:0:0/40
  • 240c:c602:8900:0:0:0:0:0/40
  • 240c:c602:8a00:0:0:0:0:0/40
  • 240c:c602:8b00:0:0:0:0:0/40
  • 240c:c602:8c00:0:0:0:0:0/40
  • 240c:c602:8d00:0:0:0:0:0/40
  • 240c:c602:8e00:0:0:0:0:0/40
  • 240c:c602:8f00:0:0:0:0:0/40
  • 240c:c602:9000:0:0:0:0:0/40
  • 240c:c602:9100:0:0:0:0:0/40
  • 240c:c602:9200:0:0:0:0:0/40
  • 240c:c602:9300:0:0:0:0:0/40
  • 240c:c602:9400:0:0:0:0:0/40
  • 240c:c602:9500:0:0:0:0:0/40
  • 240c:c602:9600:0:0:0:0:0/40
  • 240c:c602:9700:0:0:0:0:0/40
  • 240c:c602:9800:0:0:0:0:0/40
  • 240c:c602:9900:0:0:0:0:0/40
  • 240c:c602:9a00:0:0:0:0:0/40
  • 240c:c602:9b00:0:0:0:0:0/40
  • 240c:c602:9c00:0:0:0:0:0/40
  • 240c:c602:9d00:0:0:0:0:0/40
  • 240c:c602:9e00:0:0:0:0:0/40
  • 240c:c602:9f00:0:0:0:0:0/40
  • 240c:c602:a000:0:0:0:0:0/40
  • 240c:c602:a100:0:0:0:0:0/40
  • 240c:c602:a200:0:0:0:0:0/40
  • 240c:c602:a300:0:0:0:0:0/40
  • 240c:c602:a400:0:0:0:0:0/40
  • 240c:c602:a500:0:0:0:0:0/40
  • 240c:c602:a600:0:0:0:0:0/40
  • 240c:c602:a700:0:0:0:0:0/40
  • 240c:c602:a800:0:0:0:0:0/40
  • 240c:c602:a900:0:0:0:0:0/40
  • 240c:c602:aa00:0:0:0:0:0/40
  • 240c:c602:ab00:0:0:0:0:0/40
  • 240c:c602:ac00:0:0:0:0:0/40
  • 240c:c602:ad00:0:0:0:0:0/40
  • 240c:c602:ae00:0:0:0:0:0/40
  • 240c:c602:af00:0:0:0:0:0/40
  • 240c:c602:b000:0:0:0:0:0/40
  • 240c:c602:b100:0:0:0:0:0/40
  • 240c:c602:b200:0:0:0:0:0/40
  • 240c:c602:b300:0:0:0:0:0/40
  • 240c:c602:b400:0:0:0:0:0/40
  • 240c:c602:b500:0:0:0:0:0/40
  • 240c:c602:b600:0:0:0:0:0/40
  • 240c:c602:b700:0:0:0:0:0/40
  • 240c:c602:b800:0:0:0:0:0/40
  • 240c:c602:b900:0:0:0:0:0/40
  • 240c:c602:ba00:0:0:0:0:0/40
  • 240c:c602:bb00:0:0:0:0:0/40
  • 240c:c602:bc00:0:0:0:0:0/40
  • 240c:c602:bd00:0:0:0:0:0/40
  • 240c:c602:be00:0:0:0:0:0/40
  • 240c:c602:bf00:0:0:0:0:0/40
  • 240c:c602:c000:0:0:0:0:0/40
  • 240c:c602:c100:0:0:0:0:0/40
  • 240c:c602:c200:0:0:0:0:0/40
  • 240c:c602:c300:0:0:0:0:0/40
  • 240c:c602:c400:0:0:0:0:0/40
  • 240c:c602:c500:0:0:0:0:0/40
  • 240c:c602:c600:0:0:0:0:0/40
  • 240c:c602:c700:0:0:0:0:0/40
  • 240c:c602:c800:0:0:0:0:0/40
  • 240c:c602:c900:0:0:0:0:0/40
  • 240c:c602:ca00:0:0:0:0:0/40
  • 240c:c602:cb00:0:0:0:0:0/40
  • 240c:c602:cc00:0:0:0:0:0/40
  • 240c:c602:cd00:0:0:0:0:0/40
  • 240c:c602:ce00:0:0:0:0:0/40
  • 240c:c602:cf00:0:0:0:0:0/40
  • 240c:c602:d000:0:0:0:0:0/40
  • 240c:c602:d100:0:0:0:0:0/40
  • 240c:c602:d200:0:0:0:0:0/40
  • 240c:c602:d300:0:0:0:0:0/40
  • 240c:c602:d400:0:0:0:0:0/40
  • 240c:c602:d500:0:0:0:0:0/40
  • 240c:c602:d600:0:0:0:0:0/40
  • 240c:c602:d700:0:0:0:0:0/40
  • 240c:c602:d800:0:0:0:0:0/40
  • 240c:c602:d900:0:0:0:0:0/40
  • 240c:c602:da00:0:0:0:0:0/40
  • 240c:c602:db00:0:0:0:0:0/40
  • 240c:c602:dc00:0:0:0:0:0/40
  • 240c:c602:dd00:0:0:0:0:0/40
  • 240c:c602:de00:0:0:0:0:0/40
  • 240c:c602:df00:0:0:0:0:0/40
  • 240c:c602:e000:0:0:0:0:0/40
  • 240c:c602:e100:0:0:0:0:0/40
  • 240c:c602:e200:0:0:0:0:0/40
  • 240c:c602:e300:0:0:0:0:0/40
  • 240c:c602:e400:0:0:0:0:0/40
  • 240c:c602:e500:0:0:0:0:0/40
  • 240c:c602:e600:0:0:0:0:0/40
  • 240c:c602:e700:0:0:0:0:0/40
  • 240c:c602:e800:0:0:0:0:0/40
  • 240c:c602:e900:0:0:0:0:0/40
  • 240c:c602:ea00:0:0:0:0:0/40
  • 240c:c602:eb00:0:0:0:0:0/40
  • 240c:c602:ec00:0:0:0:0:0/40
  • 240c:c602:ed00:0:0:0:0:0/40
  • 240c:c602:ee00:0:0:0:0:0/40
  • 240c:c602:ef00:0:0:0:0:0/40
  • 240c:c602:f000:0:0:0:0:0/40
  • 240c:c602:f100:0:0:0:0:0/40
  • 240c:c602:f200:0:0:0:0:0/40
  • 240c:c602:f300:0:0:0:0:0/40
  • 240c:c602:f400:0:0:0:0:0/40
  • 240c:c602:f500:0:0:0:0:0/40
  • 240c:c602:f600:0:0:0:0:0/40
  • 240c:c602:f700:0:0:0:0:0/40
  • 240c:c602:f800:0:0:0:0:0/40
  • 240c:c602:f900:0:0:0:0:0/40
  • 240c:c602:fa00:0:0:0:0:0/40
  • 240c:c602:fb00:0:0:0:0:0/40
  • 240c:c602:fc00:0:0:0:0:0/40
  • 240c:c602:fd00:0:0:0:0:0/40
  • 240c:c602:fe00:0:0:0:0:0/40
  • 240c:c602:ff00:0:0:0:0:0/40

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