These entries are queried from radb.net using whois, you can try my project getting these.
:AS149137 route: 103.15.222.0/23 descr: Customer of Viettel TANTHANHAN-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230306 source: NTTCOM last-modified: 2023-03-06T03:58:50Z rpki-ov-state: valid route: 103.15.222.0/23 descr: TANTHANHAN-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2022-11-28T08:39:29Z source: APNIC rpki-ov-state: valid route: 103.117.198.0/23 descr: CTTUANLINH88-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-16T03:42:52Z source: APNIC rpki-ov-state: valid route: 103.117.198.0/23 descr: Proxy-registered route object origin: AS149137 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20231204 source: NTTCOM last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.117.198.0/23 descr: Proxy-registered route object origin: AS149137 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20231204 source: RADB last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.117.198.0/24 descr: CTTUANLINH88-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-16T03:42:53Z source: APNIC rpki-ov-state: valid route: 103.117.198.0/24 descr: Proxy-registered route object origin: AS149137 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20231204 source: RADB last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.117.198.0/24 descr: Proxy-registered route object origin: AS149137 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20231204 source: NTTCOM last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.117.199.0/24 descr: Proxy-registered route object origin: AS149137 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20231204 source: NTTCOM last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.117.199.0/24 descr: Proxy-registered route object origin: AS149137 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20231204 source: RADB last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.117.199.0/24 descr: CTTUANLINH88-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-16T03:42:53Z source: APNIC rpki-ov-state: valid route: 103.131.84.0/23 descr: Customer of Viettel HVT-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230831 source: NTTCOM last-modified: 2023-08-31T05:20:53Z rpki-ov-state: valid route: 103.131.84.0/23 descr: HVT-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-23T14:30:51Z source: APNIC rpki-ov-state: valid route: 103.131.84.0/24 descr: HVT-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-23T14:30:51Z source: APNIC rpki-ov-state: valid route: 103.131.84.0/24 descr: Customer of Viettel HVT-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230831 source: NTTCOM last-modified: 2023-08-31T05:20:53Z rpki-ov-state: valid route: 103.131.85.0/24 descr: HVT-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-23T14:30:51Z source: APNIC rpki-ov-state: valid route: 103.131.85.0/24 descr: Customer of Viettel HVT-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230831 source: NTTCOM last-modified: 2023-08-31T05:20:53Z rpki-ov-state: valid route: 103.205.60.0/23 descr: PHUMINH-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-22T08:10:07Z source: APNIC rpki-ov-state: valid route: 103.205.60.0/23 descr: Customer of Viettel PHUMINH-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230831 source: NTTCOM last-modified: 2023-08-31T05:20:53Z rpki-ov-state: valid route: 103.205.60.0/24 descr: Customer of Viettel PHUMINH-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230831 source: NTTCOM last-modified: 2023-08-31T05:20:53Z rpki-ov-state: valid route: 103.205.60.0/24 descr: PHUMINH-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-22T08:10:08Z source: APNIC rpki-ov-state: valid route: 103.205.61.0/24 descr: Customer of Viettel PHUMINH-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230831 source: NTTCOM last-modified: 2023-08-31T05:20:53Z rpki-ov-state: valid route: 103.205.61.0/24 descr: PHUMINH-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-22T08:10:08Z source: APNIC rpki-ov-state: valid route: 103.209.34.0/23 descr: Customer of Viettel VIN8-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230802 source: NTTCOM last-modified: 2023-08-02T01:37:48Z rpki-ov-state: valid route: 103.209.34.0/23 descr: Proxy-registered route object origin: AS149137 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20231204 source: RADB last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.209.34.0/23 descr: VIN8-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-07-20T07:09:43Z source: APNIC rpki-ov-state: valid route: 103.209.34.0/24 origin: AS149137 descr: VIN8-VN mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-07T00:41:56Z source: APNIC rpki-ov-state: valid route: 103.209.34.0/24 descr: Customer of Viettel VIN8-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230802 source: NTTCOM last-modified: 2023-08-09T03:46:51Z rpki-ov-state: valid route: 103.209.34.0/24 descr: Proxy-registered route object origin: AS149137 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20231204 source: RADB last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.209.35.0/24 descr: Customer of Viettel VIN8-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230802 source: NTTCOM last-modified: 2023-08-09T03:46:51Z rpki-ov-state: valid route: 103.209.35.0/24 descr: Proxy-registered route object origin: AS149137 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20231204 source: RADB last-modified: 2023-12-04T23:08:11Z rpki-ov-state: valid route: 103.209.35.0/24 origin: AS149137 descr: VIN8-VN mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-07T00:42:26Z source: APNIC rpki-ov-state: valid route: 103.238.235.0/24 descr: Customer of Viettel MAYTINHVPSTTT-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230817 source: NTTCOM last-modified: 2023-08-18T01:01:45Z rpki-ov-state: valid route: 103.238.235.0/24 descr: MAYTINHVPSTTT-VN origin: AS149137 mnt-by: MAINT-VN-VNNIC last-modified: 2023-08-17T08:43:56Z source: APNIC rpki-ov-state: valid route6: 2400:b260::/48 descr: Customer of Viettel TANTHANHAN-VN origin: AS149137 notify: noc_ip [at] viettel.com.vn mnt-by: MAINT-VIETTEL changed: noc_ip@viettel 20230306 source: NTTCOM last-modified: 2023-03-06T03:58:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source