These entries are queried from radb.net using whois, you can try my project getting these.
:AS270312 route: 200.108.160.0/22 origin: AS270312 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: lincolnandrade [at] uaitelecom.com.br mnt-by: MAINT-AS270312 source: TC last-modified: 2024-04-02T05:02:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.108.160.0/22 origin: AS270312 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20201014 #20:31:18Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a18::/32 origin: AS270312 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: lincolnandrade [at] uaitelecom.com.br mnt-by: MAINT-AS270312 source: TC last-modified: 2024-04-02T05:02:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a18::/32 origin: AS270312 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20201014 #20:30:18Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source