Keep users in the loop.
Ship release notes that get read
Try Noticeable
Interested in advertising here?
Contact us
Summary
| Country |
 China
|
| Domain | cernet.net |
| Size | 32 |
| Registry | APNIC |
| Network Name | BJR-CERNET |
Whois
inetnum: 202.38.140.0 - 202.38.141.255
netname: BJR-CERNET
descr: China Education and Research Network
descr: Beijing Regional Network
country: CN
admin-c: CER-AP
tech-c: CER-AP
abuse-c: AC1685-AP
status: ASSIGNED PORTABLE
remarks: origin AS4538
remarks: old STU-CN returned by 19960101
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2020-09-03T09:16:12Z
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: abuse@cernet.edu.cn
abuse-mailbox: abuse@cernet.edu.cn
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: http://www.ccert.edu.cn
remarks: abuse@cernet.edu.cn was validated on 2025-08-15
mnt-by: MAINT-CERNET-AP
last-modified: 2025-11-18T00:26:28Z
source: APNIC
role: ABUSE CERNETAP
country: ZZ
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
e-mail: abuse@cernet.edu.cn
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: abuse@cernet.edu.cn was validated on 2025-08-15
abuse-mailbox: abuse@cernet.edu.cn
mnt-by: APNIC-ABUSE
last-modified: 2025-08-15T09:38:28Z
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: helpdesk@cernet.edu.cn
remarks: abuse@cernet.edu.cn
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: APNICCIDR IP address subranges within 202.38.140.0/27 subnet
- 202.38.140.0/32
- 202.38.140.1/32
- 202.38.140.2/32
- 202.38.140.3/32
- 202.38.140.4/32
- 202.38.140.5/32
- 202.38.140.6/32
- 202.38.140.7/32
- 202.38.140.8/32
- 202.38.140.9/32
- 202.38.140.10/32
- 202.38.140.11/32
- 202.38.140.12/32
- 202.38.140.13/32
- 202.38.140.14/32
- 202.38.140.15/32
- 202.38.140.16/32
- 202.38.140.17/32
- 202.38.140.18/32
- 202.38.140.19/32
- 202.38.140.20/32
- 202.38.140.21/32
- 202.38.140.22/32
- 202.38.140.23/32
- 202.38.140.24/32
- 202.38.140.25/32
- 202.38.140.26/32
- 202.38.140.27/32
- 202.38.140.28/32
- 202.38.140.29/32
- 202.38.140.30/32
- 202.38.140.31/32