% APNIC found the following authoritative answer from: whois.apnic.net % [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '103.16.0.0 - 103.16.3.255' % Abuse contact for '103.16.0.0 - 103.16.3.255' is 'hm-changed@vnnic.vn' inetnum: 103.16.0.0 - 103.16.3.255 netname: MST-VN descr: Information Technology Center - Ministry of Science and Technology descr: 68 Duong Dinh Nghe, Cau Giay Ward, Hanoi City country: VN admin-c: CVQ2-AP tech-c: DHK12-AP remarks: send spam and abuse report to ttcntt@mst.gov.vn mnt-by: MAINT-VN-VNNIC mnt-routes: MAINT-VN-VNNIC mnt-irt: IRT-VNNIC-AP status: ASSIGNED PORTABLE last-modified: 2025-08-25T00:32:49Z source: APNIC irt: IRT-VNNIC-AP address: Ha Noi, VietNam phone: +84-24-35564944 fax-no: +84-24-37821462 e-mail: hm-changed@vnnic.vn abuse-mailbox: hm-changed@vnnic.vn admin-c: NTTT1-AP tech-c: NTTT1-AP auth: # Filtered mnt-by: MAINT-VN-VNNIC last-modified: 2025-11-17T23:08:34Z source: APNIC person: Chu Van Quang address: MST-VN country: VN phone: +84-902431568 e-mail: cvquang@mst.gov.vn nic-hdl: CVQ2-AP mnt-by: MAINT-VN-VNNIC last-modified: 2025-08-20T14:05:10Z source: APNIC person: Dang Huynh Kim address: MST-VN country: VN phone: +84-965215986 e-mail: dhkim@mst.gov.vn nic-hdl: DHK12-AP mnt-by: MAINT-VN-VNNIC last-modified: 2025-08-20T14:05:36Z source: APNIC % Information related to '103.16.0.0/22AS131375' route: 103.16.0.0/22 descr: MIC-VN origin: AS131375 mnt-by: MAINT-VN-VNNIC last-modified: 2023-05-30T03:18:13Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)