These entries are queried from radb.net using whois, you can try my project getting these.
:AS264024 route: 143.137.12.0/22 descr: ITX-VMOPENLINK origin: AS264024 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180727 #12:08:01Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.137.12.0/23 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.137.12.0/24 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.137.13.0/24 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.137.14.0/23 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.137.14.0/24 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.137.15.0/24 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:19e8::/32 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. origin: AS264024 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2998::/32 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. origin: AS264024 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2998::/33 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2998:8000::/33 descr: CLARO S.A. Customer origin: AS264024 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source