These entries are queried from radb.net using whois, you can try my project getting these.
:AS263487 route: 143.255.164.0/22 descr: ELONET origin: AS263487 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190320 #22:01:42Z source: RADB last-modified: 2023-11-13T15:55:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.255.164.0/23 descr: CLARO S.A. Customer origin: AS263487 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201117 source: RADB last-modified: 2023-11-13T16:03:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.255.166.0/23 descr: CLARO S.A. Customer origin: AS263487 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201117 source: RADB last-modified: 2023-11-13T16:03:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.243.0.0/22 descr: ELONET origin: AS263487 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190320 #22:01:42Z source: RADB last-modified: 2023-11-13T15:55:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.243.0.0/23 descr: CLARO S.A. Customer origin: AS263487 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201117 source: RADB last-modified: 2023-11-13T16:03:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.243.2.0/23 descr: CLARO S.A. Customer origin: AS263487 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201117 source: RADB last-modified: 2023-11-13T16:03:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:129c::/32 origin: AS263487 descr: ITX-ELONET mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190325 #21:44:38Z source: RADB last-modified: 2023-11-13T15:55:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source