These entries are queried from radb.net using whois, you can try my project getting these.
:AS264641 route: 143.255.176.0/22 descr: PROXY FOR OUR CUSTOMER CONE origin: AS264641 mnt-by: MAINT-AS263237 changed: nocixmetro [at] powerhost.cl 20210415 source: ALTDB rpki-ov-state: valid route: 143.255.176.0/22 origin: AS264641 descr: ITX-AVATELECOM mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190208 #21:13:29Z source: RADB last-modified: 2023-11-13T15:55:40Z rpki-ov-state: valid route: 143.255.176.0/22 descr: LACNIC generated route for LanProject SPA origin: AS264641 remarks: LACNIC generated route for LanProject SPA remarks: maxLength 24 mnt-by: MNT-CL-LASP1-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: 143.255.176.0/23 origin: AS264641 descr: ZGH Client - Proxy admin-c: ZGH Backbone Internet tech-c: ZGH Backbone Internet notify: noc [at] zgh.cl mnt-by: MAINT-AS263702 changed: noc [at] zgh.cl 20230820 #17:00:00Z source: RADB last-modified: 2023-11-13T16:18:16Z rpki-ov-state: valid route: 143.255.176.0/24 descr: This route object is for IFX Networks customer route which is being exported under this origin AS 264641 origin: AS264641 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20180424 #21:06:42Z source: RADB last-modified: 2023-11-13T16:18:59Z rpki-ov-state: valid route: 143.255.177.0/24 descr: This route object is for IFX Networks customer route which is being exported under this origin AS 264641 origin: AS264641 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20180424 #21:48:09Z source: RADB last-modified: 2023-11-13T16:18:59Z rpki-ov-state: valid route: 143.255.178.0/23 origin: AS264641 descr: ZGH Client - Proxy admin-c: ZGH Backbone Internet tech-c: ZGH Backbone Internet notify: noc [at] zgh.cl mnt-by: MAINT-AS263702 changed: noc [at] zgh.cl 20230820 #17:00:00Z source: RADB last-modified: 2023-11-13T16:18:16Z rpki-ov-state: valid route: 143.255.178.0/24 descr: This route object is for IFX Networks customer route which is being exported under this origin AS 264641 origin: AS264641 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20180424 #21:48:51Z source: RADB last-modified: 2023-11-13T16:18:59Z rpki-ov-state: valid route: 143.255.179.0/24 descr: This route object is for IFX Networks customer route which is being exported under this origin AS 264641 origin: AS264641 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20180424 #21:49:22Z source: RADB last-modified: 2023-11-13T16:18:59Z rpki-ov-state: valid