These entries are queried from radb.net using whois, you can try my project getting these.
:AS140760 route: 103.159.56.0/23 descr: INFINITY-VN origin: AS140760 mnt-by: MAINT-VN-VNNIC last-modified: 2024-02-23T06:54:38Z source: APNIC rpki-ov-state: valid route: 103.159.56.0/23 origin: AS140760 descr: INFINITY-VN mnt-by: MAINT-AS45543 changed: le.nq [at] sctv.vn 20240221 # 0626Z source: RADB last-modified: 2024-02-21T06:26:32Z rpki-ov-state: valid route: 103.159.56.0/24 descr: INFINITY-VN origin: AS140760 mnt-by: MAINT-VN-VNNIC last-modified: 2024-02-23T06:54:38Z source: APNIC rpki-ov-state: valid route: 103.159.57.0/24 descr: INFINITY-VN origin: AS140760 mnt-by: MAINT-VN-VNNIC last-modified: 2024-02-23T06:54:39Z source: APNIC rpki-ov-state: valid