% Information related to '52.81.0.0 - 52.81.255.255' % Abuse contact for '52.81.0.0 - 52.81.255.255' is 'sinnet-irt@sinnet.com.cn' inetnum: 52.81.0.0 - 52.81.255.255 netname: SINNET descr: Beijing Sinnet Technology Co., Ltd. descr: 2A-2F,Tower A,East Gate Plaza,NO.9 Dong Zhong Street, descr: Dong Cheng Dstrict,Beijing country: CN admin-c: CH471-AP tech-c: WH271-AP abuse-c: AC1601-AP status: ALLOCATED PORTABLE mnt-by: MAINT-CNNIC-AP mnt-irt: IRT-SINNET-CN mnt-lower: MAINT-CNNIC-AP last-modified: 2023-11-28T00:58:18Z source: APNIC irt: IRT-SINNET-CN address: 2A-2F,Tower A,East Gate Plaza,NO.9 Dong Zhong Street, address: Dong Cheng Dstrict,Beijing e-mail: sinnet-irt@sinnet.com.cn abuse-mailbox: sinnet-irt@sinnet.com.cn auth: # Filtered admin-c: CH471-AP tech-c: WH271-AP mnt-by: MAINT-CNNIC-AP last-modified: 2021-06-24T07:37:59Z source: APNIC role: ABUSE CNNICCN country: ZZ address: Beijing, China phone: +000000000 e-mail: ipas@cnnic.cn admin-c: IP50-AP tech-c: IP50-AP nic-hdl: AC1601-AP remarks: Generated from irt object IRT-CNNIC-CN abuse-mailbox: ipas@cnnic.cn mnt-by: APNIC-ABUSE last-modified: 2024-07-30T11:55:46Z source: APNIC person: Chen hao nic-hdl: CH471-AP e-mail: lichao@sinnet.com.cn address: Langfang university Langfang Development Area phone: +86-13311166160 country: CN mnt-by: MAINT-CNNIC-AP last-modified: 2008-09-04T07:29:22Z source: APNIC person: Wang Huijun nic-hdl: WH271-AP e-mail: chenbincb@sinnet.com.cn address: Langfang university Langfang Development Area phone: +86-13311166160 fax-no: +86-64181819 country: CN mnt-by: MAINT-CNNIC-AP last-modified: 2008-09-04T07:29:22Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-UK4)