These entries are queried from radb.net using whois, you can try my project getting these.
:AS267153 route: 45.229.132.0/23 origin: AS267153 descr: AS267153 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #17:43:07Z 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: 45.229.134.0/23 origin: AS267153 descr: AS267153 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #17:43:26Z 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: 2804:48ec::/32 descr: Cliente do Cliente Veloo Telecom origin: AS267153 remarks: AS PATH 267613 262740 267153 remarks: Processamento corretivo v2 notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: guilherme.cecilio [at] eletronet.com 20190531 #21:09:09Z source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:48ec::/33 origin: AS267153 descr: AS267153 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #20:21:36Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source