These entries are queried from radb.net using whois, you can try my project getting these.
:AS135969 route: 103.137.186.0/24 origin: AS135969 descr: AS135969-SENDO-AS-VN mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20190422 #08:30:55Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: valid route: 103.137.186.0/24 descr: SENDO-VN origin: AS135969 mnt-by: MAINT-VN-VNNIC last-modified: 2022-04-18T10:55:45Z source: APNIC rpki-ov-state: valid route: 103.137.187.0/24 origin: AS135969 descr: AS135969-SENDO-AS-VN mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20190422 #08:33:25Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: valid route: 103.137.187.0/24 descr: SENDO-VN origin: AS135969 mnt-by: MAINT-VN-VNNIC last-modified: 2022-04-18T10:56:34Z source: APNIC rpki-ov-state: valid