These entries are queried from radb.net using whois, you can try my project getting these.
:AS135901 route: 103.68.68.0/22 origin: AS135901 descr: AS135901 admin-c: ATD-70 tech-c: LPC-72 mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20210422 #17:21:09Z source: RADB last-modified: 2023-11-13T16:05:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.68.68.0/24 descr: MAYCHUNHO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-04-17T14:17:44Z source: APNIC rpki-ov-state: valid route: 103.68.69.0/24 descr: MAYCHUNHO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2022-12-15T08:10:34Z source: APNIC rpki-ov-state: valid route: 103.68.70.0/24 descr: MAYCHUNHO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-04-17T14:17:45Z source: APNIC rpki-ov-state: valid route: 103.68.71.0/24 origin: AS135901 descr: Prefix TechHost mnt-by: MAINT-AS45903 changed: cuong.nv2 [at] cmctelecom.vn 20220110 #10:31:38Z source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: valid route: 103.68.71.0/24 descr: MAYCHUNHO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-04-17T14:17:45Z source: APNIC rpki-ov-state: valid route: 103.172.78.0/23 descr: HIGHTECHK-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-04-27T03:13:25Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.172.78.0/24 descr: HIGHTECHK-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-04-27T03:13:26Z source: APNIC rpki-ov-state: valid route: 103.172.79.0/24 descr: HIGHTECHK-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-04-27T03:13:26Z source: APNIC rpki-ov-state: valid route: 103.173.228.0/24 descr: SUDOBO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2021-10-12T23:39:00Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.173.229.0/24 descr: SUDOBO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2021-10-12T23:39:11Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.188.244.0/24 origin: AS135901 descr: HIGHTECH-K mnt-by: MAINT-AS45903 changed: linh.ntd1 [at] cmctelecom.vn 20220614 #11:13:02Z source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.188.245.0/24 descr: CLOUDHUB-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-05-24T08:01:08Z source: APNIC rpki-ov-state: valid route: 103.188.245.0/24 origin: AS135901 descr: HIGHTECH-K mnt-by: MAINT-AS45903 changed: linh.ntd1 [at] cmctelecom.vn 20220614 #11:14:13Z source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: valid route: 113.192.16.0/24 descr: BCONNECT-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-12-14T08:26:34Z source: APNIC rpki-ov-state: valid route: 113.192.17.0/24 descr: BCONNECT-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-12-14T08:26:35Z source: APNIC rpki-ov-state: valid route6: 2401:57e0::/48 descr: BCONNECT-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2023-12-17T07:47:15Z source: APNIC rpki-ov-state: valid route6: 2406:cbc0::/48 descr: MAYCHUNHO-VN origin: AS135901 mnt-by: MAINT-VN-VNNIC last-modified: 2022-06-27T03:29:52Z source: APNIC rpki-ov-state: valid route6: 2406:cbc0::/48 origin: AS135901 descr: HITECH-K mnt-by: MAINT-AS45903 changed: linh.ntd1 [at] cmctelecom.vn 20220625 #02:19:06Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: valid