These entries are queried from radb.net using whois, you can try my project getting these.
:AS267963 route: 45.166.148.0/22 origin: AS267963 descr: AS267963 changed: rodrigo [at] 1telecom.com.br 20181203 #18:09:07Z source: RADB mnt-by: MAINT-AS52965 last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.148.0/22 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.148.0/23 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.148.0/23 descr: G8 Customer Proxy Route origin: AS267963 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.148.0/24 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.149.0/24 descr: PROXY - SPNET PROVEDORES LTDA origin: AS267963 mnt-by: MAINT-AS269444 changed: junior [at] routerx.net.br 20230404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.150.0/23 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.150.0/23 descr: CLARO S.A. Customer origin: AS267963 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.150.0/24 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.150.0/24 descr: CLARO S.A. Customer origin: AS267963 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.151.0/24 descr: CLARO S.A. Customer origin: AS267963 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.166.151.0/24 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:55e4::/32 descr: HAYAN TELECOM origin: AS267963 mnt-by: MAINT-AS267963 changed: matheus [at] routerx.net.br 20240424 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:55e4::/32 origin: AS267963 descr: AS267963 changed: rodrigo [at] 1telecom.com.br 20181203 #18:09:41Z source: RADB mnt-by: MAINT-AS52965 last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source