These entries are queried from radb.net using whois, you can try my project getting these.
:AS271491 route: 181.224.194.0/23 origin: AS271491 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: yanmaia15 [at] hotmail.com mnt-by: MAINT-AS271491 source: TC last-modified: 2022-01-06T14:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.224.194.0/23 origin: AS271491 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: gacosta [at] br.digital 20211223 #13:43:14Z source: RADB last-modified: 2023-11-13T16:09:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7c5c::/32 origin: AS271491 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: yanmaia15 [at] hotmail.com mnt-by: MAINT-AS271491 source: TC last-modified: 2022-01-06T14:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7c5c::/32 origin: AS271491 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20201217 #15:29:41Z source: RADB last-modified: 2023-11-13T16:03:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source