These entries are queried from radb.net using whois, you can try my project getting these.
:AS59254 route: 103.224.12.0/24 origin: AS59254 descr: Brain Telecommunication Ltd. mnt-by: MAINT-PK-AMJAD-BRAINNET last-modified: 2022-07-14T13:55:50Z country: PK mnt-routes: MAINT-PK-AMJAD-BRAINNET source: APNIC rpki-ov-state: valid route: 103.224.13.0/24 origin: AS59254 descr: Brain Telecommunication Ltd. mnt-by: MAINT-PK-AMJAD-BRAINNET last-modified: 2022-07-14T13:56:51Z country: PK mnt-routes: MAINT-PK-AMJAD-BRAINNET source: APNIC rpki-ov-state: valid route: 103.224.14.0/24 origin: AS59254 descr: Brain Telecommunication Ltd. mnt-by: MAINT-PK-AMJAD-BRAINNET last-modified: 2022-07-14T13:57:53Z mnt-routes: MAINT-PK-AMJAD-BRAINNET country: PK source: APNIC rpki-ov-state: valid route: 103.224.15.0/24 origin: AS59254 descr: Brain Telecommunication Ltd. mnt-by: MAINT-PK-AMJAD-BRAINNET last-modified: 2022-07-14T13:58:48Z country: PK mnt-routes: MAINT-PK-AMJAD-BRAINNET source: APNIC rpki-ov-state: valid