Summary
Country |
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:ca12::/32 subnet
- 240c:ca12:0:0:0:0:0:0/40
- 240c:ca12:100:0:0:0:0:0/40
- 240c:ca12:200:0:0:0:0:0/40
- 240c:ca12:300:0:0:0:0:0/40
- 240c:ca12:400:0:0:0:0:0/40
- 240c:ca12:500:0:0:0:0:0/40
- 240c:ca12:600:0:0:0:0:0/40
- 240c:ca12:700:0:0:0:0:0/40
- 240c:ca12:800:0:0:0:0:0/40
- 240c:ca12:900:0:0:0:0:0/40
- 240c:ca12:a00:0:0:0:0:0/40
- 240c:ca12:b00:0:0:0:0:0/40
- 240c:ca12:c00:0:0:0:0:0/40
- 240c:ca12:d00:0:0:0:0:0/40
- 240c:ca12:e00:0:0:0:0:0/40
- 240c:ca12:f00:0:0:0:0:0/40
- 240c:ca12:1000:0:0:0:0:0/40
- 240c:ca12:1100:0:0:0:0:0/40
- 240c:ca12:1200:0:0:0:0:0/40
- 240c:ca12:1300:0:0:0:0:0/40
- 240c:ca12:1400:0:0:0:0:0/40
- 240c:ca12:1500:0:0:0:0:0/40
- 240c:ca12:1600:0:0:0:0:0/40
- 240c:ca12:1700:0:0:0:0:0/40
- 240c:ca12:1800:0:0:0:0:0/40
- 240c:ca12:1900:0:0:0:0:0/40
- 240c:ca12:1a00:0:0:0:0:0/40
- 240c:ca12:1b00:0:0:0:0:0/40
- 240c:ca12:1c00:0:0:0:0:0/40
- 240c:ca12:1d00:0:0:0:0:0/40
- 240c:ca12:1e00:0:0:0:0:0/40
- 240c:ca12:1f00:0:0:0:0:0/40
- 240c:ca12:2000:0:0:0:0:0/40
- 240c:ca12:2100:0:0:0:0:0/40
- 240c:ca12:2200:0:0:0:0:0/40
- 240c:ca12:2300:0:0:0:0:0/40
- 240c:ca12:2400:0:0:0:0:0/40
- 240c:ca12:2500:0:0:0:0:0/40
- 240c:ca12:2600:0:0:0:0:0/40
- 240c:ca12:2700:0:0:0:0:0/40
- 240c:ca12:2800:0:0:0:0:0/40
- 240c:ca12:2900:0:0:0:0:0/40
- 240c:ca12:2a00:0:0:0:0:0/40
- 240c:ca12:2b00:0:0:0:0:0/40
- 240c:ca12:2c00:0:0:0:0:0/40
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- 240c:ca12:2f00:0:0:0:0:0/40
- 240c:ca12:3000:0:0:0:0:0/40
- 240c:ca12:3100:0:0:0:0:0/40
- 240c:ca12:3200:0:0:0:0:0/40
- 240c:ca12:3300:0:0:0:0:0/40
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- 240c:ca12:3a00:0:0:0:0:0/40
- 240c:ca12:3b00:0:0:0:0:0/40
- 240c:ca12:3c00:0:0:0:0:0/40
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- 240c:ca12:3e00:0:0:0:0:0/40
- 240c:ca12:3f00:0:0:0:0:0/40
- 240c:ca12:4000:0:0:0:0:0/40
- 240c:ca12:4100:0:0:0:0:0/40
- 240c:ca12:4200:0:0:0:0:0/40
- 240c:ca12:4300:0:0:0:0:0/40
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- 240c:ca12:4e00:0:0:0:0:0/40
- 240c:ca12:4f00:0:0:0:0:0/40
- 240c:ca12:5000:0:0:0:0:0/40
- 240c:ca12:5100:0:0:0:0:0/40
- 240c:ca12:5200:0:0:0:0:0/40
- 240c:ca12:5300:0:0:0:0:0/40
- 240c:ca12:5400:0:0:0:0:0/40
- 240c:ca12:5500:0:0:0:0:0/40
- 240c:ca12:5600:0:0:0:0:0/40
- 240c:ca12:5700:0:0:0:0:0/40
- 240c:ca12:5800:0:0:0:0:0/40
- 240c:ca12:5900:0:0:0:0:0/40
- 240c:ca12:5a00:0:0:0:0:0/40
- 240c:ca12:5b00:0:0:0:0:0/40
- 240c:ca12:5c00:0:0:0:0:0/40
- 240c:ca12:5d00:0:0:0:0:0/40
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- 240c:ca12:5f00:0:0:0:0:0/40
- 240c:ca12:6000:0:0:0:0:0/40
- 240c:ca12:6100:0:0:0:0:0/40
- 240c:ca12:6200:0:0:0:0:0/40
- 240c:ca12:6300:0:0:0:0:0/40
- 240c:ca12:6400:0:0:0:0:0/40
- 240c:ca12:6500:0:0:0:0:0/40
- 240c:ca12:6600:0:0:0:0:0/40
- 240c:ca12:6700:0:0:0:0:0/40
- 240c:ca12:6800:0:0:0:0:0/40
- 240c:ca12:6900:0:0:0:0:0/40
- 240c:ca12:6a00:0:0:0:0:0/40
- 240c:ca12:6b00:0:0:0:0:0/40
- 240c:ca12:6c00:0:0:0:0:0/40
- 240c:ca12:6d00:0:0:0:0:0/40
- 240c:ca12:6e00:0:0:0:0:0/40
- 240c:ca12:6f00:0:0:0:0:0/40
- 240c:ca12:7000:0:0:0:0:0/40
- 240c:ca12:7100:0:0:0:0:0/40
- 240c:ca12:7200:0:0:0:0:0/40
- 240c:ca12:7300:0:0:0:0:0/40
- 240c:ca12:7400:0:0:0:0:0/40
- 240c:ca12:7500:0:0:0:0:0/40
- 240c:ca12:7600:0:0:0:0:0/40
- 240c:ca12:7700:0:0:0:0:0/40
- 240c:ca12:7800:0:0:0:0:0/40
- 240c:ca12:7900:0:0:0:0:0/40
- 240c:ca12:7a00:0:0:0:0:0/40
- 240c:ca12:7b00:0:0:0:0:0/40
- 240c:ca12:7c00:0:0:0:0:0/40
- 240c:ca12:7d00:0:0:0:0:0/40
- 240c:ca12:7e00:0:0:0:0:0/40
- 240c:ca12:7f00:0:0:0:0:0/40
- 240c:ca12:8000:0:0:0:0:0/40
- 240c:ca12:8100:0:0:0:0:0/40
- 240c:ca12:8200:0:0:0:0:0/40
- 240c:ca12:8300:0:0:0:0:0/40
- 240c:ca12:8400:0:0:0:0:0/40
- 240c:ca12:8500:0:0:0:0:0/40
- 240c:ca12:8600:0:0:0:0:0/40
- 240c:ca12:8700:0:0:0:0:0/40
- 240c:ca12:8800:0:0:0:0:0/40
- 240c:ca12:8900:0:0:0:0:0/40
- 240c:ca12:8a00:0:0:0:0:0/40
- 240c:ca12:8b00:0:0:0:0:0/40
- 240c:ca12:8c00:0:0:0:0:0/40
- 240c:ca12:8d00:0:0:0:0:0/40
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- 240c:ca12:9000:0:0:0:0:0/40
- 240c:ca12:9100:0:0:0:0:0/40
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- 240c:ca12:9500:0:0:0:0:0/40
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- 240c:ca12:9800:0:0:0:0:0/40
- 240c:ca12:9900:0:0:0:0:0/40
- 240c:ca12:9a00:0:0:0:0:0/40
- 240c:ca12:9b00:0:0:0:0:0/40
- 240c:ca12:9c00:0:0:0:0:0/40
- 240c:ca12:9d00:0:0:0:0:0/40
- 240c:ca12:9e00:0:0:0:0:0/40
- 240c:ca12:9f00:0:0:0:0:0/40
- 240c:ca12:a000:0:0:0:0:0/40
- 240c:ca12:a100:0:0:0:0:0/40
- 240c:ca12:a200:0:0:0:0:0/40
- 240c:ca12:a300:0:0:0:0:0/40
- 240c:ca12:a400:0:0:0:0:0/40
- 240c:ca12:a500:0:0:0:0:0/40
- 240c:ca12:a600:0:0:0:0:0/40
- 240c:ca12:a700:0:0:0:0:0/40
- 240c:ca12:a800:0:0:0:0:0/40
- 240c:ca12:a900:0:0:0:0:0/40
- 240c:ca12:aa00:0:0:0:0:0/40
- 240c:ca12:ab00:0:0:0:0:0/40
- 240c:ca12:ac00:0:0:0:0:0/40
- 240c:ca12:ad00:0:0:0:0:0/40
- 240c:ca12:ae00:0:0:0:0:0/40
- 240c:ca12:af00:0:0:0:0:0/40
- 240c:ca12:b000:0:0:0:0:0/40
- 240c:ca12:b100:0:0:0:0:0/40
- 240c:ca12:b200:0:0:0:0:0/40
- 240c:ca12:b300:0:0:0:0:0/40
- 240c:ca12:b400:0:0:0:0:0/40
- 240c:ca12:b500:0:0:0:0:0/40
- 240c:ca12:b600:0:0:0:0:0/40
- 240c:ca12:b700:0:0:0:0:0/40
- 240c:ca12:b800:0:0:0:0:0/40
- 240c:ca12:b900:0:0:0:0:0/40
- 240c:ca12:ba00:0:0:0:0:0/40
- 240c:ca12:bb00:0:0:0:0:0/40
- 240c:ca12:bc00:0:0:0:0:0/40
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- 240c:ca12:be00:0:0:0:0:0/40
- 240c:ca12:bf00:0:0:0:0:0/40
- 240c:ca12:c000:0:0:0:0:0/40
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- 240c:ca12:c200:0:0:0:0:0/40
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- 240c:ca12:c600:0:0:0:0:0/40
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- 240c:ca12:e000:0:0:0:0:0/40
- 240c:ca12:e100:0:0:0:0:0/40
- 240c:ca12:e200:0:0:0:0:0/40
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- 240c:ca12:e500:0:0:0:0:0/40
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