These entries are queried from radb.net using whois, you can try my project getting these.
:AS52622 route: 186.251.62.0/23 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. origin: AS52622 mnt-by: MAINT-AS14840 changed: gacosta [at] br.digital 20210614 source: RADB last-modified: 2023-11-13T16:05:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.62.0/24 descr: Tribunal Regional do Trabalho da 4 Regiao origin: AS52622 mnt-by: MAINT-AS52622 notify: db-admin [at] bgp.net.br changed: wmaster [at] trt4.jus.br 20220405 source: TC last-modified: 2022-04-05T18:12:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.62.0/24 descr: CLARO S.A. Customer origin: AS52622 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230703 source: RADB last-modified: 2023-11-13T16:17:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.63.0/24 descr: Tribunal Regional do Trabalho da 4 Regiao origin: AS52622 mnt-by: MAINT-AS52622 notify: db-admin [at] bgp.net.br changed: wmaster [at] trt4.jus.br 20220405 source: TC last-modified: 2022-04-05T18:12:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.63.0/24 descr: CLARO S.A. Customer origin: AS52622 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230703 source: RADB last-modified: 2023-11-13T16:17:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:600::/48 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. origin: AS52622 mnt-by: MAINT-AS14840 changed: gacosta [at] br.digital 20210614 source: RADB last-modified: 2023-11-13T16:05:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source