These entries are queried from radb.net using whois, you can try my project getting these.
:AS53039 route: 177.72.248.0/22 origin: AS53039 descr: MVX-ABRIL_COMUNICACOES remarks: This route object was created by Mundivox because there was no object for this prefix, so our peers filters would reject this route. In case of questions, please mail to engenhariaip [at] mundivox.com mnt-by: MAINT-AS17222 changed: engenhariaip [at] mundivox.com 20211116 #19:05:07Z source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.72.248.0/24 descr: CLARO S.A. Customer origin: AS53039 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240129 source: RADB last-modified: 2024-01-29T15:31:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.72.249.0/24 descr: CLARO S.A. Customer origin: AS53039 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221219 source: RADB last-modified: 2023-11-13T16:13:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.72.250.0/24 descr: CLARO S.A. Customer origin: AS53039 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221219 source: RADB last-modified: 2023-11-13T16:13:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.72.251.0/24 descr: CLARO S.A. Customer origin: AS53039 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221219 source: RADB last-modified: 2023-11-13T16:13:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:300::/48 origin: AS53039 descr: MVX-ABRIL_COMUNICACOES_IPv6 remarks: This route object was created by Mundivox because there was no object for this prefix, so our peers filters would reject this route. In case of questions, please mail to engenhariaip [at] mundivox.com mnt-by: MAINT-AS17222 changed: engenhariaip [at] mundivox.com 20211116 #19:07:01Z source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source