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:ca29::/32 subnet

  • 240c:ca29:0:0:0:0:0:0/40
  • 240c:ca29:100:0:0:0:0:0/40
  • 240c:ca29:200:0:0:0:0:0/40
  • 240c:ca29:300:0:0:0:0:0/40
  • 240c:ca29:400:0:0:0:0:0/40
  • 240c:ca29:500:0:0:0:0:0/40
  • 240c:ca29:600:0:0:0:0:0/40
  • 240c:ca29:700:0:0:0:0:0/40
  • 240c:ca29:800:0:0:0:0:0/40
  • 240c:ca29:900:0:0:0:0:0/40
  • 240c:ca29:a00:0:0:0:0:0/40
  • 240c:ca29:b00:0:0:0:0:0/40
  • 240c:ca29:c00:0:0:0:0:0/40
  • 240c:ca29:d00:0:0:0:0:0/40
  • 240c:ca29:e00:0:0:0:0:0/40
  • 240c:ca29:f00:0:0:0:0:0/40
  • 240c:ca29:1000:0:0:0:0:0/40
  • 240c:ca29:1100:0:0:0:0:0/40
  • 240c:ca29:1200:0:0:0:0:0/40
  • 240c:ca29:1300:0:0:0:0:0/40
  • 240c:ca29:1400:0:0:0:0:0/40
  • 240c:ca29:1500:0:0:0:0:0/40
  • 240c:ca29:1600:0:0:0:0:0/40
  • 240c:ca29:1700:0:0:0:0:0/40
  • 240c:ca29:1800:0:0:0:0:0/40
  • 240c:ca29:1900:0:0:0:0:0/40
  • 240c:ca29:1a00:0:0:0:0:0/40
  • 240c:ca29:1b00:0:0:0:0:0/40
  • 240c:ca29:1c00:0:0:0:0:0/40
  • 240c:ca29:1d00:0:0:0:0:0/40
  • 240c:ca29:1e00:0:0:0:0:0/40
  • 240c:ca29:1f00:0:0:0:0:0/40
  • 240c:ca29:2000:0:0:0:0:0/40
  • 240c:ca29:2100:0:0:0:0:0/40
  • 240c:ca29:2200:0:0:0:0:0/40
  • 240c:ca29:2300:0:0:0:0:0/40
  • 240c:ca29:2400:0:0:0:0:0/40
  • 240c:ca29:2500:0:0:0:0:0/40
  • 240c:ca29:2600:0:0:0:0:0/40
  • 240c:ca29:2700:0:0:0:0:0/40
  • 240c:ca29:2800:0:0:0:0:0/40
  • 240c:ca29:2900:0:0:0:0:0/40
  • 240c:ca29:2a00:0:0:0:0:0/40
  • 240c:ca29:2b00:0:0:0:0:0/40
  • 240c:ca29:2c00:0:0:0:0:0/40
  • 240c:ca29:2d00:0:0:0:0:0/40
  • 240c:ca29:2e00:0:0:0:0:0/40
  • 240c:ca29:2f00:0:0:0:0:0/40
  • 240c:ca29:3000:0:0:0:0:0/40
  • 240c:ca29:3100:0:0:0:0:0/40
  • 240c:ca29:3200:0:0:0:0:0/40
  • 240c:ca29:3300:0:0:0:0:0/40
  • 240c:ca29:3400:0:0:0:0:0/40
  • 240c:ca29:3500:0:0:0:0:0/40
  • 240c:ca29:3600:0:0:0:0:0/40
  • 240c:ca29:3700:0:0:0:0:0/40
  • 240c:ca29:3800:0:0:0:0:0/40
  • 240c:ca29:3900:0:0:0:0:0/40
  • 240c:ca29:3a00:0:0:0:0:0/40
  • 240c:ca29:3b00:0:0:0:0:0/40
  • 240c:ca29:3c00:0:0:0:0:0/40
  • 240c:ca29:3d00:0:0:0:0:0/40
  • 240c:ca29:3e00:0:0:0:0:0/40
  • 240c:ca29:3f00:0:0:0:0:0/40
  • 240c:ca29:4000:0:0:0:0:0/40
  • 240c:ca29:4100:0:0:0:0:0/40
  • 240c:ca29:4200:0:0:0:0:0/40
  • 240c:ca29:4300:0:0:0:0:0/40
  • 240c:ca29:4400:0:0:0:0:0/40
  • 240c:ca29:4500:0:0:0:0:0/40
  • 240c:ca29:4600:0:0:0:0:0/40
  • 240c:ca29:4700:0:0:0:0:0/40
  • 240c:ca29:4800:0:0:0:0:0/40
  • 240c:ca29:4900:0:0:0:0:0/40
  • 240c:ca29:4a00:0:0:0:0:0/40
  • 240c:ca29:4b00:0:0:0:0:0/40
  • 240c:ca29:4c00:0:0:0:0:0/40
  • 240c:ca29:4d00:0:0:0:0:0/40
  • 240c:ca29:4e00:0:0:0:0:0/40
  • 240c:ca29:4f00:0:0:0:0:0/40
  • 240c:ca29:5000:0:0:0:0:0/40
  • 240c:ca29:5100:0:0:0:0:0/40
  • 240c:ca29:5200:0:0:0:0:0/40
  • 240c:ca29:5300:0:0:0:0:0/40
  • 240c:ca29:5400:0:0:0:0:0/40
  • 240c:ca29:5500:0:0:0:0:0/40
  • 240c:ca29:5600:0:0:0:0:0/40
  • 240c:ca29:5700:0:0:0:0:0/40
  • 240c:ca29:5800:0:0:0:0:0/40
  • 240c:ca29:5900:0:0:0:0:0/40
  • 240c:ca29:5a00:0:0:0:0:0/40
  • 240c:ca29:5b00:0:0:0:0:0/40
  • 240c:ca29:5c00:0:0:0:0:0/40
  • 240c:ca29:5d00:0:0:0:0:0/40
  • 240c:ca29:5e00:0:0:0:0:0/40
  • 240c:ca29:5f00:0:0:0:0:0/40
  • 240c:ca29:6000:0:0:0:0:0/40
  • 240c:ca29:6100:0:0:0:0:0/40
  • 240c:ca29:6200:0:0:0:0:0/40
  • 240c:ca29:6300:0:0:0:0:0/40
  • 240c:ca29:6400:0:0:0:0:0/40
  • 240c:ca29:6500:0:0:0:0:0/40
  • 240c:ca29:6600:0:0:0:0:0/40
  • 240c:ca29:6700:0:0:0:0:0/40
  • 240c:ca29:6800:0:0:0:0:0/40
  • 240c:ca29:6900:0:0:0:0:0/40
  • 240c:ca29:6a00:0:0:0:0:0/40
  • 240c:ca29:6b00:0:0:0:0:0/40
  • 240c:ca29:6c00:0:0:0:0:0/40
  • 240c:ca29:6d00:0:0:0:0:0/40
  • 240c:ca29:6e00:0:0:0:0:0/40
  • 240c:ca29:6f00:0:0:0:0:0/40
  • 240c:ca29:7000:0:0:0:0:0/40
  • 240c:ca29:7100:0:0:0:0:0/40
  • 240c:ca29:7200:0:0:0:0:0/40
  • 240c:ca29:7300:0:0:0:0:0/40
  • 240c:ca29:7400:0:0:0:0:0/40
  • 240c:ca29:7500:0:0:0:0:0/40
  • 240c:ca29:7600:0:0:0:0:0/40
  • 240c:ca29:7700:0:0:0:0:0/40
  • 240c:ca29:7800:0:0:0:0:0/40
  • 240c:ca29:7900:0:0:0:0:0/40
  • 240c:ca29:7a00:0:0:0:0:0/40
  • 240c:ca29:7b00:0:0:0:0:0/40
  • 240c:ca29:7c00:0:0:0:0:0/40
  • 240c:ca29:7d00:0:0:0:0:0/40
  • 240c:ca29:7e00:0:0:0:0:0/40
  • 240c:ca29:7f00:0:0:0:0:0/40
  • 240c:ca29:8000:0:0:0:0:0/40
  • 240c:ca29:8100:0:0:0:0:0/40
  • 240c:ca29:8200:0:0:0:0:0/40
  • 240c:ca29:8300:0:0:0:0:0/40
  • 240c:ca29:8400:0:0:0:0:0/40
  • 240c:ca29:8500:0:0:0:0:0/40
  • 240c:ca29:8600:0:0:0:0:0/40
  • 240c:ca29:8700:0:0:0:0:0/40
  • 240c:ca29:8800:0:0:0:0:0/40
  • 240c:ca29:8900:0:0:0:0:0/40
  • 240c:ca29:8a00:0:0:0:0:0/40
  • 240c:ca29:8b00:0:0:0:0:0/40
  • 240c:ca29:8c00:0:0:0:0:0/40
  • 240c:ca29:8d00:0:0:0:0:0/40
  • 240c:ca29:8e00:0:0:0:0:0/40
  • 240c:ca29:8f00:0:0:0:0:0/40
  • 240c:ca29:9000:0:0:0:0:0/40
  • 240c:ca29:9100:0:0:0:0:0/40
  • 240c:ca29:9200:0:0:0:0:0/40
  • 240c:ca29:9300:0:0:0:0:0/40
  • 240c:ca29:9400:0:0:0:0:0/40
  • 240c:ca29:9500:0:0:0:0:0/40
  • 240c:ca29:9600:0:0:0:0:0/40
  • 240c:ca29:9700:0:0:0:0:0/40
  • 240c:ca29:9800:0:0:0:0:0/40
  • 240c:ca29:9900:0:0:0:0:0/40
  • 240c:ca29:9a00:0:0:0:0:0/40
  • 240c:ca29:9b00:0:0:0:0:0/40
  • 240c:ca29:9c00:0:0:0:0:0/40
  • 240c:ca29:9d00:0:0:0:0:0/40
  • 240c:ca29:9e00:0:0:0:0:0/40
  • 240c:ca29:9f00:0:0:0:0:0/40
  • 240c:ca29:a000:0:0:0:0:0/40
  • 240c:ca29:a100:0:0:0:0:0/40
  • 240c:ca29:a200:0:0:0:0:0/40
  • 240c:ca29:a300:0:0:0:0:0/40
  • 240c:ca29:a400:0:0:0:0:0/40
  • 240c:ca29:a500:0:0:0:0:0/40
  • 240c:ca29:a600:0:0:0:0:0/40
  • 240c:ca29:a700:0:0:0:0:0/40
  • 240c:ca29:a800:0:0:0:0:0/40
  • 240c:ca29:a900:0:0:0:0:0/40
  • 240c:ca29:aa00:0:0:0:0:0/40
  • 240c:ca29:ab00:0:0:0:0:0/40
  • 240c:ca29:ac00:0:0:0:0:0/40
  • 240c:ca29:ad00:0:0:0:0:0/40
  • 240c:ca29:ae00:0:0:0:0:0/40
  • 240c:ca29:af00:0:0:0:0:0/40
  • 240c:ca29:b000:0:0:0:0:0/40
  • 240c:ca29:b100:0:0:0:0:0/40
  • 240c:ca29:b200:0:0:0:0:0/40
  • 240c:ca29:b300:0:0:0:0:0/40
  • 240c:ca29:b400:0:0:0:0:0/40
  • 240c:ca29:b500:0:0:0:0:0/40
  • 240c:ca29:b600:0:0:0:0:0/40
  • 240c:ca29:b700:0:0:0:0:0/40
  • 240c:ca29:b800:0:0:0:0:0/40
  • 240c:ca29:b900:0:0:0:0:0/40
  • 240c:ca29:ba00:0:0:0:0:0/40
  • 240c:ca29:bb00:0:0:0:0:0/40
  • 240c:ca29:bc00:0:0:0:0:0/40
  • 240c:ca29:bd00:0:0:0:0:0/40
  • 240c:ca29:be00:0:0:0:0:0/40
  • 240c:ca29:bf00:0:0:0:0:0/40
  • 240c:ca29:c000:0:0:0:0:0/40
  • 240c:ca29:c100:0:0:0:0:0/40
  • 240c:ca29:c200:0:0:0:0:0/40
  • 240c:ca29:c300:0:0:0:0:0/40
  • 240c:ca29:c400:0:0:0:0:0/40
  • 240c:ca29:c500:0:0:0:0:0/40
  • 240c:ca29:c600:0:0:0:0:0/40
  • 240c:ca29:c700:0:0:0:0:0/40
  • 240c:ca29:c800:0:0:0:0:0/40
  • 240c:ca29:c900:0:0:0:0:0/40
  • 240c:ca29:ca00:0:0:0:0:0/40
  • 240c:ca29:cb00:0:0:0:0:0/40
  • 240c:ca29:cc00:0:0:0:0:0/40
  • 240c:ca29:cd00:0:0:0:0:0/40
  • 240c:ca29:ce00:0:0:0:0:0/40
  • 240c:ca29:cf00:0:0:0:0:0/40
  • 240c:ca29:d000:0:0:0:0:0/40
  • 240c:ca29:d100:0:0:0:0:0/40
  • 240c:ca29:d200:0:0:0:0:0/40
  • 240c:ca29:d300:0:0:0:0:0/40
  • 240c:ca29:d400:0:0:0:0:0/40
  • 240c:ca29:d500:0:0:0:0:0/40
  • 240c:ca29:d600:0:0:0:0:0/40
  • 240c:ca29:d700:0:0:0:0:0/40
  • 240c:ca29:d800:0:0:0:0:0/40
  • 240c:ca29:d900:0:0:0:0:0/40
  • 240c:ca29:da00:0:0:0:0:0/40
  • 240c:ca29:db00:0:0:0:0:0/40
  • 240c:ca29:dc00:0:0:0:0:0/40
  • 240c:ca29:dd00:0:0:0:0:0/40
  • 240c:ca29:de00:0:0:0:0:0/40
  • 240c:ca29:df00:0:0:0:0:0/40
  • 240c:ca29:e000:0:0:0:0:0/40
  • 240c:ca29:e100:0:0:0:0:0/40
  • 240c:ca29:e200:0:0:0:0:0/40
  • 240c:ca29:e300:0:0:0:0:0/40
  • 240c:ca29:e400:0:0:0:0:0/40
  • 240c:ca29:e500:0:0:0:0:0/40
  • 240c:ca29:e600:0:0:0:0:0/40
  • 240c:ca29:e700:0:0:0:0:0/40
  • 240c:ca29:e800:0:0:0:0:0/40
  • 240c:ca29:e900:0:0:0:0:0/40
  • 240c:ca29:ea00:0:0:0:0:0/40
  • 240c:ca29:eb00:0:0:0:0:0/40
  • 240c:ca29:ec00:0:0:0:0:0/40
  • 240c:ca29:ed00:0:0:0:0:0/40
  • 240c:ca29:ee00:0:0:0:0:0/40
  • 240c:ca29:ef00:0:0:0:0:0/40
  • 240c:ca29:f000:0:0:0:0:0/40
  • 240c:ca29:f100:0:0:0:0:0/40
  • 240c:ca29:f200:0:0:0:0:0/40
  • 240c:ca29:f300:0:0:0:0:0/40
  • 240c:ca29:f400:0:0:0:0:0/40
  • 240c:ca29:f500:0:0:0:0:0/40
  • 240c:ca29:f600:0:0:0:0:0/40
  • 240c:ca29:f700:0:0:0:0:0/40
  • 240c:ca29:f800:0:0:0:0:0/40
  • 240c:ca29:f900:0:0:0:0:0/40
  • 240c:ca29:fa00:0:0:0:0:0/40
  • 240c:ca29:fb00:0:0:0:0:0/40
  • 240c:ca29:fc00:0:0:0:0:0/40
  • 240c:ca29:fd00:0:0:0:0:0/40
  • 240c:ca29:fe00:0:0:0:0:0/40
  • 240c:ca29:ff00:0:0:0:0:0/40

Get started with 100,000 free lookups: sign up