These entries are queried from radb.net using whois, you can try my project getting these.
:AS52688 route: 177.73.104.0/22 origin: AS52688 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: alisson [at] 4networks.com.br mnt-by: MAINT-AS52688 source: TC last-modified: 2023-03-21T20:11:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.104.0/22 origin: AS52688 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266583 changed: suporte [at] telxe.com.br 20220426 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.104.0/22 descr: G8 Networks origin: AS52688 mnt-by: MAINT-AS28329 changed: aldo.russo [at] g8.net.br 20170418 source: RADB last-modified: 2023-11-13T15:50:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.104.0/23 descr: CLARO S.A. Customer origin: AS52688 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200728 source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.104.0/24 descr: CLARO S.A. Customer origin: AS52688 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.105.0/24 descr: CLARO S.A. Customer origin: AS52688 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.106.0/23 descr: CLARO S.A. Customer origin: AS52688 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200728 source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.106.0/24 descr: CLARO S.A. Customer origin: AS52688 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.73.107.0/24 descr: CLARO S.A. Customer origin: AS52688 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3ba0::/32 descr: Fatima Video Eletronica origin: AS52688 notify: alisson [at] 4networks.com.br mnt-by: MAINT-AS52688 changed: alisson [at] 4networks.com.br 20230321 source: TC last-modified: 2023-03-21T21:09:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3ba0::/32 origin: AS52688 descr: PROXY FOR OUR CUSTOMER CONE mnt-by: MAINT-AS266583 changed: suporte [at] telxe.com.br 20220426 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3ba0::/32 descr: G8 Networks origin: AS52688 mnt-by: MAINT-AS28329 changed: aldo.russo [at] g8.net.br 20170418 source: RADB last-modified: 2023-11-13T15:50:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source