These entries are queried from radb.net using whois, you can try my project getting these.
:AS266074 route: 45.4.152.0/22 descr: URSICH CONSULTORIA EM INFORMATICA origin: AS266074 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS266074 changed: db-admin [at] bgp.net.br 20200304 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.4.152.0/22 descr: Transito ASAP to URSICH CONSULTORIA EM INFORMATICA origin: AS266074 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20171226 source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.4.152.0/23 origin: AS266074 descr: AS266074 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190329 #20:08:30Z source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.4.152.0/24 descr: CLARO S.A. Customer origin: AS266074 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230615 source: RADB last-modified: 2023-11-13T16:17:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.4.154.0/23 origin: AS266074 descr: AS266074 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190329 #20:08:55Z source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.4.154.0/24 descr: CLARO S.A. Customer origin: AS266074 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230615 source: RADB last-modified: 2023-11-13T16:17:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.4.155.0/24 descr: CLARO S.A. Customer origin: AS266074 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230615 source: RADB last-modified: 2023-11-13T16:17:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:ed4::/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: AS266074 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: 2804:3a28::/32 descr: Transito ASAP to URSICH CONSULTORIA EM INFORMATICA origin: AS266074 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20171226 source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3a28::/33 descr: CLARO S.A. Customer origin: AS266074 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230615 source: RADB last-modified: 2023-11-13T16:17:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3a28:4000::/34 descr: CLARO S.A. Customer origin: AS266074 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230615 source: RADB last-modified: 2023-11-13T16:17:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3a28:8000::/34 descr: CLARO S.A. Customer origin: AS266074 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230615 source: RADB last-modified: 2023-11-13T16:17:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source