These entries are queried from radb.net using whois, you can try my project getting these.
:AS63755 route: 103.68.244.0/22 descr: Route register origin: AS63755 mnt-by: MAINT-VNPT-GLOBAL notify: noc [at] mobifoneglobal.vn changed: huyhq [at] mobifoneglobal.vn 20160804 source: NTTCOM rpki-ov-state: valid route: 103.68.244.0/22 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:47Z source: APNIC rpki-ov-state: valid route: 103.68.244.0/23 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:49Z source: APNIC rpki-ov-state: valid route: 103.68.244.0/24 descr: Route register origin: AS63755 mnt-by: MAINT-VNPT-GLOBAL notify: noc [at] mobifoneglobal.vn changed: huyhq [at] mobifoneglobal.vn 20160804 source: NTTCOM rpki-ov-state: valid route: 103.68.244.0/24 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:51Z source: APNIC rpki-ov-state: valid route: 103.68.245.0/24 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:53Z source: APNIC rpki-ov-state: valid route: 103.68.245.0/24 descr: Route register origin: AS63755 mnt-by: MAINT-VNPT-GLOBAL notify: noc [at] mobifoneglobal.vn changed: huyhq [at] mobifoneglobal.vn 20160804 source: NTTCOM rpki-ov-state: valid route: 103.68.246.0/23 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:55Z source: APNIC rpki-ov-state: valid route: 103.68.246.0/24 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:57Z source: APNIC rpki-ov-state: valid route: 103.68.246.0/24 descr: Route register origin: AS63755 mnt-by: MAINT-VNPT-GLOBAL notify: noc [at] mobifoneglobal.vn changed: huyhq [at] mobifoneglobal.vn 20160804 source: NTTCOM rpki-ov-state: valid route: 103.68.247.0/24 descr: Route register origin: AS63755 mnt-by: MAINT-VNPT-GLOBAL notify: noc [at] mobifoneglobal.vn changed: huyhq [at] mobifoneglobal.vn 20160804 source: NTTCOM rpki-ov-state: valid route: 103.68.247.0/24 descr: VRB-VN origin: AS63755 mnt-by: MAINT-VN-VNNIC last-modified: 2022-03-11T05:37:59Z source: APNIC rpki-ov-state: valid