These entries are queried from radb.net using whois, you can try my project getting these.
:AS268846 route: 45.172.36.0/22 origin: AS268846 descr: ETECH - TECNOLOGIA LTDA admin-c: DIBRO46 tech-c: DIBRO46 mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20190425 #08:18:33Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.172.36.0/23 origin: AS268846 descr: AS268846 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190806 #14:48:42Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: valid route: 45.172.38.0/23 origin: AS268846 descr: AS268846 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190806 #14:49:06Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.172.38.0/24 descr: CLARO S.A. Customer origin: AS268846 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220727 source: RADB last-modified: 2023-11-13T16:11:49Z rpki-ov-state: valid route6: 2804:5b74::/32 origin: AS268846 descr: ETECH - TECNOLOGIA LTDA admin-c: DIBRO46 tech-c: DIBRO46 mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20190425 #08:19:23Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5b74::/33 origin: AS268846 descr: AS268846 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240321 # 1237Z source: RADB last-modified: 2024-03-21T12:37:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5b74:8000::/33 origin: AS268846 descr: AS268846 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240321 # 1239Z source: RADB last-modified: 2024-03-21T12:39:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source