These entries are queried from radb.net using whois, you can try my project getting these.
:AS53223 route: 132.255.140.0/22 descr: Master Net Telecom LTDA origin: AS53223 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS53223 changed: db-admin [at] bgp.net.br 20200917 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: 132.255.140.0/22 descr: ITX-TRITELECOM origin: AS53223 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161026 #19:29:56Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 132.255.140.0/23 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 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: 132.255.140.0/24 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 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: 132.255.141.0/24 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 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: 132.255.142.0/23 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 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: 132.255.142.0/24 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 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: 132.255.143.0/24 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 source: TC last-modified: 2021-05-04T02:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.67.148.0/22 descr: TUBARON TELECOM CUSTOMER - AS 53223 origin: AS53223 remarks: Proxy Object - AS PATH 262903 53223 notify: cgr [at] tubaron.com.br mnt-by: MAINT-AS262903 changed: cgr [at] tubaron.com.br 20210615 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.67.148.0/22 descr: ITX-TRITELECOM origin: AS53223 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161026 #19:30:50Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.80.0/21 descr: ITX-TRITELECOM origin: AS53223 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161026 #19:31:42Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.80.0/21 descr: TUBARON TELECOM CUSTOMER - AS 53223 origin: AS53223 remarks: Proxy Object - AS PATH 262903 53223 notify: cgr [at] tubaron.com.br mnt-by: MAINT-AS262903 changed: cgr [at] tubaron.com.br 20210615 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.80.0/24 descr: CLARO S.A. Customer origin: AS53223 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.86.0/24 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.87.0/24 descr: CLARO S.A. Customer origin: AS53223 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.251.87.0/24 descr: Masternet IP customer origin: AS53223 mnt-by: MAINT-AS53223 changed: contato [at] masternetrs.com.br 20200918 source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2088::/32 descr: ITX-TRITELECOM origin: AS53223 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161026 #19:32:30Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2088::/32 descr: TUBARON TELECOM CUSTOMER - AS53223 origin: AS53223 remarks: AS PATH 262903 53223 notify: noc [at] tubaron.com.br mnt-by: MAINT-AS262903 changed: infra [at] tubaron.com.br 20200910 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source