These entries are queried from radb.net using whois, you can try my project getting these.
:AS266983 route: 45.226.140.0/22 descr: AS266983 origin: AS266983 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20180503 #18:49:15Z source: RADB last-modified: 2023-11-13T15:53:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.226.140.0/23 origin: AS266983 descr: XZoom Telecom mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200320 #11:49:02Z source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.226.142.0/23 origin: AS266983 descr: XZoom Telecom mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200320 #11:51:58Z source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4654::/32 descr: AS266983 origin: AS266983 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20180503 #18:49:34Z source: RADB last-modified: 2023-11-13T15:53:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source