These entries are queried from radb.net using whois, you can try my project getting these.
:AS269482 route: 45.185.28.0/23 descr: UP TELECOM LTDA origin: AS269482 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS269482 changed: db-admin [at] bgp.net.br 20201119 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.185.28.0/23 origin: AS269482 descr: AS269482 mnt-by: MAINT-AS22381 changed: elias [at] iftnet.net.br 20220728 #16:36:51Z source: RADB last-modified: 2023-11-13T16:11:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.185.28.0/24 origin: AS269482 descr: UP TELECOM LTDA mnt-by: MAINT-AS53087 changed: jurandir.j [at] tely.com.br 20221010 #20:00:53Z source: RADB last-modified: 2023-11-13T16:12:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.185.29.0/24 origin: AS269482 descr: UP TELECOM LTDA mnt-by: MAINT-AS53087 changed: jurandir.j [at] tely.com.br 20221010 #19:59:27Z source: RADB last-modified: 2023-11-13T16:12:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6550::/32 origin: AS269482 descr: AS269482 mnt-by: MAINT-AS22381 changed: elias [at] iftnet.net.br 20220728 #16:40:00Z source: RADB last-modified: 2023-11-13T16:11:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source