These entries are queried from radb.net using whois, you can try my project getting these.
:AS263029 route: 177.8.144.0/21 origin: AS263029 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: marcos [at] atuanet.com.br mnt-by: MAINT-AS263029 source: TC last-modified: 2022-05-10T12:19:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.144.0/21 descr: ITX-GRUPOG1 origin: AS263029 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180606 #16:42:18Z source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.144.0/22 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #11:58:04Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.144.0/23 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:06:27Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.144.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:09:51Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.145.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:10:28Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.146.0/23 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:07:25Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.146.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:10:47Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.147.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:11:10Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.148.0/22 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #11:59:05Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.148.0/23 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:06:05Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.148.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:11:54Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.149.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:12:51Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.150.0/23 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:08:31Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.150.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:13:19Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.8.151.0/24 origin: AS263029 descr: SpeedRS Customer Proxy Route notify: noc [at] speedrs.com.br mnt-by: MAINT-AS53218 changed: noc [at] speedrs.com.br 20220510 #12:13:48Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source