These entries are queried from radb.net using whois, you can try my project getting these.
:AS138150 route: 103.121.104.0/24 descr: Route object for 103.121.104.0/24 descr: SHONGZOGBD origin: AS138150 mnt-by: MAINT-SHONGZOGBDNET-BD last-modified: 2021-11-11T05:53:22Z source: APNIC rpki-ov-state: valid route: 103.121.105.0/24 descr: Route object for 103.121.105.0/24 descr: Route object for 103.121.105.0/24 origin: AS138150 mnt-by: MAINT-SHONGZOGBDNET-BD last-modified: 2020-11-23T16:06:18Z source: APNIC rpki-ov-state: valid route: 103.121.106.0/24 descr: Route object for 103.121.106.0/24 origin: AS138150 mnt-by: MAINT-SHONGZOGBDNET-BD last-modified: 2020-11-23T16:03:04Z source: APNIC rpki-ov-state: valid route: 103.121.107.0/24 descr: Rote Object for 103.121.107.0/24 origin: AS138150 mnt-by: MAINT-SHONGZOGBDNET-BD last-modified: 2020-11-23T16:02:19Z source: APNIC rpki-ov-state: valid