These entries are queried from radb.net using whois, you can try my project getting these.
:AS263989 route: 138.255.224.0/22 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200508 source: RADB last-modified: 2023-11-13T16:00:39Z rpki-ov-state: valid route: 138.255.224.0/22 descr: GIGAREDE TECNOLOGIA DA INFORMACAO LTDA - ME origin: AS263989 mnt-by: MAINT-AS263989 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20160215 #10:31:47(BRST) source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: valid route: 138.255.224.0/23 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200312 source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: valid route: 138.255.224.0/24 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200110 source: RADB last-modified: 2023-11-13T15:59:37Z rpki-ov-state: valid route: 138.255.225.0/24 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200121 source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: valid route: 138.255.226.0/23 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240313 source: RADB last-modified: 2024-03-13T19:46:12Z rpki-ov-state: valid route: 138.255.226.0/24 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200121 source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: valid route: 138.255.227.0/24 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200109 source: RADB last-modified: 2023-11-13T15:59:36Z rpki-ov-state: valid route6: 2804:28f4::/32 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid route6: 2804:28f4::/33 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid route6: 2804:28f4::/34 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid route6: 2804:28f4:4000::/34 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid route6: 2804:28f4:8000::/33 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid route6: 2804:28f4:8000::/34 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid route6: 2804:28f4:c000::/34 descr: CLARO S.A. Customer origin: AS263989 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200515 source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: valid