These entries are queried from radb.net using whois, you can try my project getting these.
:AS61770 route: 38.56.240.0/22 origin: AS61770 descr: Route Registered for Cogent Communications Customer - Valtemir Jose Frighetto geoidx: BR mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20221221 #16:22:16Z source: RADB last-modified: 2023-11-13T16:13:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.56.240.0/23 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230125 source: RADB last-modified: 2023-11-13T16:13:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.56.242.0/23 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230125 source: RADB last-modified: 2023-11-13T16:13:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.225.128.0/22 origin: AS61770 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc02 [at] redelumen.com.br mnt-by: MAINT-AS61770 source: TC last-modified: 2023-03-01T22:03:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.225.128.0/22 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240202 source: RADB last-modified: 2024-02-02T17:10:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.225.128.0/23 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191108 source: RADB last-modified: 2023-11-13T15:58:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.225.130.0/23 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191108 source: RADB last-modified: 2023-11-13T15:58:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1908::/32 origin: AS61770 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc02 [at] redelumen.com.br mnt-by: MAINT-AS61770 source: TC last-modified: 2023-03-01T22:03:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1908::/32 descr: Solicitado por IPv6 Internet. Feb 23 2015 origin: AS61770 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20150223 #15:46:56Z source: RADB last-modified: 2023-11-13T15:47:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1908::/33 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230810 source: RADB last-modified: 2023-11-13T16:18:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1908:8000::/33 descr: CLARO S.A. Customer origin: AS61770 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230810 source: RADB last-modified: 2023-11-13T16:18:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source