These entries are queried from radb.net using whois, you can try my project getting these.
:AS52424 route: 170.210.24.0/21 descr: LACNIC generated route for Red de Interconexion Universitaria origin: AS52424 remarks: LACNIC generated route for Red de Interconexion Universitaria remarks: maxLength 24 mnt-by: MNT-AR-RIUN-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T19:15:05Z rpki-ov-state: valid route: 200.61.248.0/22 descr: LACNIC generated route for Universidad Nacional de Entre Ríos origin: AS52424 remarks: LACNIC generated route for Universidad Nacional de Entre Ríos remarks: maxLength 24 mnt-by: MNT-AR-UNER2-LACNIC changed: 20240308 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-08T15:00:05Z rpki-ov-state: valid route: 200.61.250.0/23 origin: AS52424 descr: ITX-CUSTOMER-GIGARED mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20211027 #20:09:43Z source: RADB last-modified: 2023-11-13T16:08:35Z rpki-ov-state: valid route6: 2801:1c0::/39 descr: LACNIC generated route6 for Universidad Nacional de Entre Ríos origin: AS52424 remarks: LACNIC generated route6 for Universidad Nacional de Entre Ríos remarks: maxLength 40 mnt-by: MNT-AR-UNER2-LACNIC changed: 20240308 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-08T15:00:06Z rpki-ov-state: valid route6: 2801:1c0:100::/40 origin: AS52424 descr: ITX-CUSTOMER-GIGARED mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20211027 #20:13:27Z source: RADB last-modified: 2023-11-13T16:08:35Z rpki-ov-state: valid