These entries are queried from radb.net using whois, you can try my project getting these.
:AS263343 route: 191.36.228.0/22 descr: PROXY FOR OUR CUSTUMER origin: AS263343 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.228.0/22 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190904 source: RADB last-modified: 2023-11-13T15:57:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.228.0/23 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190807 source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.228.0/24 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190807 source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.229.0/24 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190807 source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.230.0/23 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190807 source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.230.0/24 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190807 source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.36.231.0/24 descr: CLARO S.A. Customer origin: AS263343 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190807 source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:14ac::/32 origin: AS263343 descr: CUSTOMER PC2 TELECOM mnt-by: MAINT-AS28598 changed: cassio.passos [at] mobtelecom.com.br 20190417 #17:26:57Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:14ac::/32 origin: AS263343 descr: Proxy Route for Clienteorigin: 262476 mnt-by: MAINT-262476 changed: suporte [at] brcentral.com.br 20190928 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:14ac::/32 descr: PROXY FOR OUR COSTUMER CONE origin: AS263343 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source