These entries are queried from radb.net using whois, you can try my project getting these.
:AS270758 route: 200.39.144.0/22 origin: AS270758 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266520 changed: luiz.maia [at] voob.com.br 20210528 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.144.0/22 descr: CUSTOMER SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS28598 changed: cassio.passos [at] mobtelecom.com.br 20200605 #17:44:17Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.144.0/22 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.144.0/23 descr: CLARO S.A. Customer origin: AS270758 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201204 source: RADB last-modified: 2023-11-13T16:03:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.144.0/23 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.144.0/24 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.144.0/24 descr: CLARO S.A. Customer origin: AS270758 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210514 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.145.0/24 descr: CLARO S.A. Customer origin: AS270758 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210104 source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.145.0/24 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.146.0/23 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.146.0/23 descr: CLARO S.A. Customer origin: AS270758 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210923 source: RADB last-modified: 2023-11-13T16:08:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.146.0/24 descr: CLARO S.A. Customer origin: AS270758 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201204 source: RADB last-modified: 2023-11-13T16:03:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.146.0/24 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.147.0/24 descr: CLARO S.A. Customer origin: AS270758 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210513 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.147.0/24 descr: SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS270758 changed: alan.netadvisor [at] gmail.com 20210514 source: TC last-modified: 2021-05-14T17:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:70f4::/32 origin: AS270758 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266520 changed: luiz.maia [at] voob.com.br 20210528 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:70f4::/32 origin: AS270758 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: ramonfalsoni [at] hotmail.com mnt-by: MAINT-AS270758 source: TC last-modified: 2021-05-12T13:54:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:70f4::/32 descr: CUSTOMER SPEEDNET LTDA EPP origin: AS270758 mnt-by: MAINT-AS28598 changed: cassio.passos [at] mobtelecom.com.br 20200605 #17:44:44Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source