These entries are queried from radb.net using whois, you can try my project getting these.
:AS135932 route: 103.70.12.0/23 descr: HYPERCORE-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2023-02-02T14:13:07Z source: APNIC rpki-ov-state: valid route: 103.104.120.0/22 descr: VNDATA-VN descr: VNDATA-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2018-01-17T09:50:58Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.120.0/22 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.120.0/23 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.120.0/24 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.121.0/24 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.122.0/23 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.122.0/24 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.104.123.0/24 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20180104 source: NTTCOM 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 VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20190328 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.140.248.0/24 descr: Doan Lam Electronic and Telecommunication Joint Stock Company descr: Doan Lam Electronic and Telecommunication Joint Stock Company origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2020-03-18T04:27:10Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.140.248.0/24 origin: AS135932 descr: VNPT-NET mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20231125 # 0209Z source: RADB last-modified: 2023-11-25T02:09:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.140.249.0/24 descr: DOANLAM-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2023-02-17T07:19:14Z source: APNIC rpki-ov-state: valid route: 103.144.86.0/23 descr: Doan Linh Technology Service Trade, LTD descr: Doan Linh Technology Service Trade, LTD origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2019-11-29T08:13:06Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.144.86.0/23 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20191130 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.144.86.0/24 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20191130 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.144.87.0/24 descr: Proxy-registered route object origin: AS135932 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20201112 source: RADB last-modified: 2023-11-13T16:02:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.144.87.0/24 descr: Customer of Viettel VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20191130 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.147.122.0/24 descr: Renderviet Technology Service Company Limited descr: Renderviet Technology Service Company Limited origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2020-02-20T08:13:00Z source: APNIC rpki-ov-state: valid route: 103.147.123.0/24 descr: Renderviet Technology Service Company Limited descr: RENDERVIET-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2020-06-22T08:25:02Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.155.160.0/24 descr: SVHUB-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2022-08-03T04:18:21Z source: APNIC rpki-ov-state: valid route: 103.155.160.0/24 origin: AS135932 descr: VNDATA-IDC mnt-by: MAINT-AS45903 changed: thai.lq [at] cmctelecom.vn 20220808 #04:21:43Z source: RADB last-modified: 2023-11-13T16:12:05Z rpki-ov-state: valid route: 103.155.161.0/24 origin: AS135932 descr: VNDATA-IDC-TTN mnt-by: MAINT-AS45903 changed: thai.lq [at] cmctelecom.vn 20220808 #04:23:29Z source: RADB last-modified: 2023-11-13T16:12:05Z rpki-ov-state: valid route: 103.155.161.0/24 descr: SVHUB-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2023-10-27T09:06:02Z source: APNIC rpki-ov-state: valid route6: 2405:f5c0::/48 descr: VNDATA-VN origin: AS135932 mnt-by: MAINT-VN-VNNIC last-modified: 2020-04-07T04:08:45Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2405:f5c0::/48 descr: VNDATA-AS-VN origin: AS135932 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip [at] viettel.com.vn 20200420 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source