These entries are queried from radb.net using whois, you can try my project getting these.
:AS269578 route: 45.189.52.0/22 origin: AS269578 descr: FORTE-CUSTOMER mnt-by: MAINT-AS263009 changed: vitor [at] fortetelecom.com.br 20191218 #17:06:41Z source: RADB last-modified: 2023-11-13T15:59:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.52.0/22 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.52.0/23 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.52.0/24 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.52.0/24 descr: CLARO S.A. Customer origin: AS269578 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.53.0/24 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.53.0/24 descr: CLARO S.A. Customer origin: AS269578 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200715 source: RADB last-modified: 2023-11-13T16:01:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.54.0/23 descr: CLARO S.A. Customer origin: AS269578 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220517 source: RADB last-modified: 2023-11-13T16:11:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.54.0/24 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.54.0/24 descr: CLARO S.A. Customer origin: AS269578 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.55.0/24 descr: CLARO S.A. Customer origin: AS269578 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.189.55.0/24 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:66b8::/32 descr: MTNET origin: AS269578 mnt-by: MAINT-AS269578 changed: silvino [at] routerx.net.br 20230524 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:66b8::/32 origin: AS269578 descr: FORTE-CUSTOMER mnt-by: MAINT-AS263009 changed: vitor [at] fortetelecom.com.br 20191218 #17:07:28Z source: RADB last-modified: 2023-11-13T15:59:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source