These entries are queried from radb.net using whois, you can try my project getting these.
:AS140811 route: 103.169.146.0/24 origin: AS140811 descr: VTVLIVE-VN mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20220315 #02:39:44Z source: RADB last-modified: 2023-11-13T16:10:08Z rpki-ov-state: valid route: 103.169.146.0/24 descr: Customer of Viettel VTVLIVE-VN origin: AS140811 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL source: NTTCOM last-modified: 2023-06-08T13:54:45Z rpki-ov-state: valid route: 103.169.146.0/24 descr: VTVLIVE-VN origin: AS140811 mnt-by: MAINT-VN-VNNIC last-modified: 2021-07-30T08:24:37Z source: APNIC rpki-ov-state: valid route: 103.169.147.0/24 origin: AS140811 descr: VTVLIVE-VN mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20220315 #02:40:49Z source: RADB last-modified: 2023-11-13T16:10:08Z rpki-ov-state: valid route: 103.169.147.0/24 descr: Customer of Viettel VTVLIVE-VN origin: AS140811 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL source: NTTCOM last-modified: 2023-06-08T13:54:45Z rpki-ov-state: valid route: 103.169.147.0/24 descr: VTVLIVE-VN origin: AS140811 mnt-by: MAINT-VN-VNNIC last-modified: 2021-07-30T08:25:24Z source: APNIC rpki-ov-state: valid