211.81.120.0/21
China Education and Research Network
Announcing ASNs
| Country | ASN | Name | Description |
|---|---|---|---|
 |
AS4538 | ERX-CERNET-BKB | China Education and Research Network Center |
211.81.120.0/21 Summary
Prefix:
211.81.120.0/21Name:
CERNET-CNDescription:
China Education and Research NetworkCountry:
IP Addresses:
2,048Regional Registry:
APNICAllocation Status:
AllocatedAllocation Date:
14th February 2001Parent Prefix:
211.81.0.0/16Contacts
Abuse Contacts:
Address:
Network Research Center,
Main Bldg,
Tsinghua Univ,
Beijing 100084,
China
Summary
| Country | Prefix | Name | Description | ASN |
|---|---|---|---|---|
 |
211.80.0.0/13 | APNIC-AP | Asia Pacific Network Information Centre | AS4538 |
|
211.81.0.0/17 | CERNET-CN | China Education and Research Network | AS4538 |
% Information related to '211.81.0.0 - 211.82.255.255' % Abuse contact for '211.81.0.0 - 211.82.255.255' is '[email protected]' inetnum: 211.81.0.0 - 211.82.255.255 netname: CERNET-CN descr: China Education and Research Network descr: Beijing Regional Network country: CN admin-c: JW1-CN tech-c: XL1-CN tech-c: SZ2-AP abuse-c: AC1685-AP status: ALLOCATED PORTABLE mnt-by: APNIC-HM mnt-lower: MAINT-CERNET-AP mnt-routes: MAINT-CERNET-AP mnt-irt: IRT-CERNET-AP last-modified: 2020-10-20T00:56:14Z 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 2021-10-05 mnt-by: MAINT-CERNET-AP last-modified: 2021-10-05T06:01:47Z 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 2021-10-05 abuse-mailbox: [email protected] mnt-by: APNIC-ABUSE last-modified: 2021-10-25T08:29:43Z source: APNIC person: Jianping Wu address: China Education and Research Network Center address: Room 225, Main Building, Tsinghua University address: Beijing 100084 address: CN country: CN phone: +86-10-6278-5983 fax-no: +86-10-6278-5933 e-mail: [email protected] nic-hdl: JW1-CN mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:14:25Z source: APNIC person: Shuang Zhu address: China Education and Research Network Information Center address: Room 225, Main Building, Tsinghua University address: Beijing 100084, China country: CN phone: +86-10-6278-5931 fax-no: +86-10-6278-5933 e-mail: [email protected] nic-hdl: SZ2-AP mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:14:36Z source: APNIC person: Xing Li address: China Education and Research Network Center address: Room 225, Main Building, Tsinghua University address: Beijing 100084 address: CN country: CN phone: +86-10-6278-5983 fax-no: +86-10-6278-5933 e-mail: [email protected] nic-hdl: XL1-CN mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:14:25Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.15-SNAPSHOT (WHOIS-US4)