These entries are queried from radb.net using whois, you can try my project getting these.
:AS268946 route: 45.176.156.0/22 origin: AS268946 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: brena [at] smnet.net.br mnt-by: MAINT-AS268946 source: TC last-modified: 2022-03-11T23:40:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.176.156.0/23 origin: AS268946 descr: AS268946 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20191202 #14:59:19Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.176.156.0/24 descr: CLARO S.A. Customer origin: AS268946 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: 45.176.157.0/24 descr: CLARO S.A. Customer origin: AS268946 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: 45.176.158.0/23 origin: AS268946 descr: AS268946 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20191202 #14:59:55Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.176.158.0/24 descr: CLARO S.A. Customer origin: AS268946 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: 45.176.159.0/24 descr: CLARO S.A. Customer origin: AS268946 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 route6: 2804:5d04::/32 origin: AS268946 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: brena [at] smnet.net.br mnt-by: MAINT-AS268946 source: TC last-modified: 2022-03-11T23:40:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:5d04::/32 origin: AS268946 descr: AS268946 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240408 # 1242Z source: RADB last-modified: 2024-04-08T12:42:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source