These entries are queried from radb.net using whois, you can try my project getting these.
:AS140803 route: 103.161.176.0/23 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: valid route: 103.161.176.0/23 descr: HQDATA-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-07-30T08:21:38Z source: APNIC rpki-ov-state: valid route: 103.161.176.0/24 origin: AS140803 descr: Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi mnt-by: MAINT-VN-VNNIC last-modified: 2021-08-03T01:09:44Z source: APNIC rpki-ov-state: valid route: 103.161.176.0/24 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: valid route: 103.161.177.0/24 origin: AS140803 descr: Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi mnt-by: MAINT-VN-VNNIC last-modified: 2021-08-03T01:10:27Z source: APNIC rpki-ov-state: valid route: 103.161.177.0/24 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: valid route: 103.162.28.0/23 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: valid route: 103.162.28.0/23 descr: PHDATA-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-07-29T00:55:39Z source: APNIC rpki-ov-state: valid route: 103.162.28.0/24 descr: PHDATA-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-08-03T01:11:27Z source: APNIC rpki-ov-state: valid route: 103.162.28.0/24 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: valid route: 103.162.29.0/24 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: valid route: 103.162.29.0/24 descr: PHDATA-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-08-03T01:12:10Z source: APNIC rpki-ov-state: valid route: 103.167.196.0/23 descr: ROBOTVN-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-06-28T06:40:13Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.167.196.0/23 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.167.196.0/24 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.167.197.0/24 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210906 source: NTTCOM last-modified: 2021-09-06T07:24:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.173.156.0/23 descr: DUNGTHAI-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-09-29T00:40:27Z source: APNIC rpki-ov-state: valid route: 103.173.156.0/23 descr: Customer of Viettel HQDATA-As-VN,DUNGTHAI-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20211008 source: NTTCOM last-modified: 2021-10-08T02:40:24Z rpki-ov-state: valid route: 103.173.156.0/24 descr: DUNGTHAI-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-09-29T00:40:37Z source: APNIC rpki-ov-state: valid route: 103.173.156.0/24 descr: Customer of Viettel HQDATA-As-VN,DUNGTHAI-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20211008 source: NTTCOM last-modified: 2021-10-08T02:40:24Z rpki-ov-state: valid route: 103.173.157.0/24 descr: DUNGTHAI-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-09-29T00:40:47Z source: APNIC rpki-ov-state: valid route: 103.173.157.0/24 descr: Customer of Viettel HQDATA-As-VN,DUNGTHAI-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20211008 source: NTTCOM last-modified: 2021-10-08T02:40:24Z rpki-ov-state: valid route: 103.173.158.0/23 origin: AS140803 descr: MI - HUYEN VIET NAM TECHNOLOGY INVESTMENT AND TRADING COMPANY LIMITED mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20220711 #13:19:10Z source: RADB last-modified: 2023-11-13T16:11:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.174.72.0/23 descr: Customer of Viettel HQDATA-As-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20211208 source: NTTCOM last-modified: 2021-12-08T10:28:19Z rpki-ov-state: valid route: 103.174.72.0/23 descr: HIEUPHONG-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-10-18T09:56:58Z source: APNIC rpki-ov-state: valid route: 103.178.228.0/23 descr: VIETNHAT-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2022-01-12T03:31:20Z source: APNIC rpki-ov-state: valid route: 103.178.228.0/23 origin: AS140803 descr: VIETNHAT-VN mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20220708 #09:30:11Z source: RADB last-modified: 2023-11-13T16:11:43Z rpki-ov-state: valid route: 103.179.186.0/23 descr: UNIMAX-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2022-01-21T09:34:25Z source: APNIC rpki-ov-state: valid route: 103.179.186.0/23 descr: Customer of Viettel HQDATA-AS-VN origin: AS140803 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20220121 source: NTTCOM last-modified: 2022-01-21T02:34:43Z rpki-ov-state: valid route: 103.180.146.0/23 descr: HUNGHA-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2022-02-22T07:18:01Z source: APNIC rpki-ov-state: valid route: 103.180.148.0/23 descr: NHATLONG-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-01T13:31:46Z source: APNIC rpki-ov-state: valid route6: 2407:f540::/48 descr: HQDATA-VN origin: AS140803 mnt-by: MAINT-VN-VNNIC last-modified: 2021-10-24T10:35:56Z source: APNIC rpki-ov-state: valid