These entries are queried from radb.net using whois, you can try my project getting these.
:AS135987 route: 103.116.104.0/22 descr: HALO-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-24T08:23:55Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.127.196.0/22 descr: INDRA-RELOAD-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-04-08T08:02:32Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.127.196.0/22 descr: Customer of Viettel INDRA-RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210413 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.127.196.0/24 descr: TSDC-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-22T08:08:42Z source: APNIC rpki-ov-state: valid route: 103.127.196.0/24 descr: Customer of Viettel INDRA-RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210413 source: NTTCOM rpki-ov-state: valid route: 103.127.197.0/24 descr: TSDC-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-22T08:08:42Z source: APNIC rpki-ov-state: valid route: 103.127.197.0/24 origin: AS135987 descr: VNPT-NET mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20231126 # 0402Z source: RADB last-modified: 2023-11-26T04:02:25Z rpki-ov-state: valid route: 103.127.197.0/24 descr: Customer of Viettel INDRA-RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210413 source: NTTCOM rpki-ov-state: valid route: 103.133.224.0/22 descr: TTL-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-27T16:41:29Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.142.138.0/23 descr: EHOME-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-24T08:10:18Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.142.218.0/23 descr: Reload Company Limited descr: INDRA-RELOAD-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2020-07-27T04:00:55Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.142.218.0/23 descr: Customer of Viettel RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20200730 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.142.218.0/24 descr: Customer of Viettel RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20200730 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.142.219.0/24 descr: Customer of Viettel RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20200730 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.150.124.0/23 descr: ECOM-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-24T08:36:21Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.154.100.0/23 descr: VPSVN-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-24T08:07:15Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df7:a900::/48 descr: TTL-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-24T08:37:14Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2404:26c0::/48 descr: Customer of Viettel INDRA-RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20210413 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2404:26c0::/48 descr: INDRA-RELOAD-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-04-08T08:02:08Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2405:4340::/48 descr: INDRA-RELOAD-AS-VN origin: AS135987 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip [at] viettel.com.vn 20210324 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2405:4340::/48 descr: INDRA-RELOAD-VN origin: AS135987 mnt-by: MAINT-VN-VNNIC last-modified: 2021-03-30T03:36:22Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source