These entries are queried from radb.net using whois, you can try my project getting these.
:AS27919 route6: 2803:b4c0::/32 descr: Prefijo IPv6 de PORTA origin: AS27919 mnt-by: MAINT-AS12252 changed: mchancafe [at] claro.com.pe 20170605 #19:40:39Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: valid route6: 2803:b4c0::/32 descr: LACNIC generated route6 for IXP ECUADOR origin: AS27919 remarks: LACNIC generated route6 for IXP ECUADOR remarks: maxLength 48 mnt-by: MNT-EC-IXEC-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: 2024-03-05T22:15:06Z rpki-ov-state: valid route6: 2803:b4c0:3::/48 descr: IXP ECUADOR Guayaquil ECUADOR origin: AS27919 notify: hostmaster [at] telconet.net mnt-by: MAINT-AS19169 changed: hostmaster [at] telconet.net 20171215 #22:17:30Z source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid