These entries are queried from radb.net using whois, you can try my project getting these.
:AS271523 route: 138.99.82.0/23 origin: AS271523 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20210309 #15:29:42Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.99.82.0/24 descr: CLARO S.A. Customer origin: AS271523 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230927 source: RADB last-modified: 2023-11-13T16:18:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.99.83.0/24 descr: CLARO S.A. Customer origin: AS271523 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230927 source: RADB last-modified: 2023-11-13T16:18:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7cdc::/32 origin: AS271523 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20210309 #15:30:45Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source