These entries are queried from radb.net using whois, you can try my project getting these.
:AS268308 route: 45.238.4.0/22 origin: AS268308 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: denilson [at] msviva.com.br mnt-by: MAINT-AS268308 source: TC last-modified: 2023-11-06T23:22:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.238.4.0/22 origin: AS268308 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266583 changed: suporte [at] telxe.com.br 20220426 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.238.4.0/22 descr: G8 Networks origin: AS268308 mnt-by: MAINT-AS28329 changed: alexandre [at] g8.net.br 20180808 source: RADB last-modified: 2023-11-13T15:54:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.238.4.0/23 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210915 source: RADB last-modified: 2023-11-13T16:08:13Z rpki-ov-state: valid route: 45.238.4.0/24 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190122 source: RADB last-modified: 2023-11-13T15:55:25Z rpki-ov-state: valid route: 45.238.5.0/24 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190122 source: RADB last-modified: 2023-11-13T15:55:25Z rpki-ov-state: valid route: 45.238.6.0/23 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210915 source: RADB last-modified: 2023-11-13T16:08:13Z rpki-ov-state: valid route: 45.238.6.0/24 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180828 source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: valid route: 45.238.7.0/24 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190122 source: RADB last-modified: 2023-11-13T15:55:25Z rpki-ov-state: valid route6: 2804:4f28::/32 origin: AS268308 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266583 changed: suporte [at] telxe.com.br 20220426 source: ALTDB rpki-ov-state: valid route6: 2804:4f28::/32 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190109 source: RADB last-modified: 2023-11-13T15:55:23Z rpki-ov-state: valid route6: 2804:4f28::/32 origin: AS268308 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: denilson [at] msviva.com.br mnt-by: MAINT-AS268308 source: TC last-modified: 2023-11-06T23:22:53Z rpki-ov-state: valid route6: 2804:4f28::/33 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210927 source: RADB last-modified: 2023-11-13T16:08:15Z rpki-ov-state: valid route6: 2804:4f28:8000::/33 descr: CLARO S.A. Customer origin: AS268308 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210927 source: RADB last-modified: 2023-11-13T16:08:15Z rpki-ov-state: valid route6: 2804:5f5c:4000::/34 descr: G8 Customer Proxy Route origin: AS268308 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source