These entries are queried from radb.net using whois, you can try my project getting these.
:AS270571 route: 131.161.23.0/24 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240108 # 1223Z source: RADB last-modified: 2024-01-08T12:23:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.140.0/22 descr: AS270571-EG-MORAIS origin: AS270571 notify: suporte [at] wirelink.com.br notify: bgp [at] wirelink.com.br mnt-by: MAINT-AS61832 changed: suporte [at] wirelink.com.br 20200605 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.140.0/22 descr: AS-LLI-CUSTOMER- 270571 origin: AS270571 remarks: Cliente do Cliente LL INFORMATICA remarks: AS PATH 267613 268503 263935 270571 remarks: Usuario XConn ulisses.almeida remarks: ************************************************************ remarks: This is a Eletronet customer proxy route object that was cre remarks: ated because no existing route object with the same origin w remarks: as found. Please contact noc [at] eletronet.net.br if you have an remarks: y questions regarding this object. remarks: ************************************************************ notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: ulisses.almeida [at] eletronet.com 20210622 #12:16:56Z source: RADB last-modified: 2023-11-13T16:05:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.140.0/23 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20210802 #12:45:35Z source: RADB last-modified: 2023-11-13T16:08:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.140.0/24 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240108 # 1204Z source: RADB last-modified: 2024-01-08T12:04:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.141.0/24 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240108 # 1205Z source: RADB last-modified: 2024-01-08T12:05:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.142.0/23 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20230815 #18:54:55Z source: RADB last-modified: 2023-11-13T16:18:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6e08::/32 origin: AS270571 descr: AS265269->AS268702->AS270571 mnt-by: MAINT-AS265269 changed: suporte [at] megalinkpiaui.com.br 20200708 #04:09:50Z source: RADB last-modified: 2023-11-13T16:08:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6e08::/33 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20230815 #18:56:19Z source: RADB last-modified: 2023-11-13T16:18:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6e08:8000::/33 origin: AS270571 descr: AS270571 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20230815 #18:57:03Z source: RADB last-modified: 2023-11-13T16:18:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source