These entries are queried from radb.net using whois, you can try my project getting these.
:AS52977 route: 143.255.96.0/22 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:22:51Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 143.255.96.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20180606 #19:22:25Z source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: valid route: 143.255.96.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:20:51Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 143.255.97.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:21:23Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 143.255.98.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20180606 #19:22:44Z source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: valid route: 143.255.98.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:22:15Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 143.255.99.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:22:30Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 170.231.4.0/22 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20160615 #13:42:44Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: valid route: 170.231.4.0/23 descr: Sul Online Telecom Ltda - EPP Laguna/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:23:28Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 170.231.4.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20160615 #13:46:18Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: valid route: 170.231.5.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20160615 #13:44:58Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: valid route: 170.231.6.0/23 descr: Sul Online Telecom Ltda - EPP Imbituba/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:23:55Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 170.231.6.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20160615 #13:45:24Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: valid route: 170.231.7.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20160615 #13:45:44Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: valid route: 177.39.72.0/21 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: origin AS administrator remarks: (e.g. whois -h whois.registro.br) remarks: --------------------------------- remarks: This route is from a Oi customer which remarks: is being exported under origin AS below. remarks: It was created by us because no other remarks: route object with the same origin was found. remarks: remarks: Please contact BGPOI-RADB if you have any remarks: questions regarding this object. remarks: origin: AS52977 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20121018 source: RADB last-modified: 2023-11-13T15:53:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.39.72.0/22 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli tech-c: Marcio Elias Hahn do Nascimento mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20140528 #13:46:12Z source: RADB last-modified: 2023-11-13T15:46:32Z rpki-ov-state: valid route: 177.39.72.0/22 descr: netsystem servicos de informatica ltda me origin: AS52977 mnt-by: MAINT-AS52977 notify: TC-HM-MNT changed: db-admin [at] irr.scw.net.br 20110618 #21:16:17(BRT) source: TC rpki-ov-state: valid route: 177.39.72.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:24:29Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 177.39.72.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:18:19Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route: 177.39.72.0/24 descr: netsystem servicos de informatica ltda me origin: AS52977 mnt-by: MAINT-AS52977 notify: TC-HM-MNT changed: db-admin [at] irr.scw.net.br 20110618 #21:16:17(BRT) source: TC rpki-ov-state: valid route: 177.39.73.0/24 descr: netsystem servicos de informatica ltda me origin: AS52977 mnt-by: MAINT-AS52977 notify: TC-HM-MNT changed: db-admin [at] irr.scw.net.br 20110618 #21:16:17(BRT) source: TC rpki-ov-state: valid route: 177.39.73.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:19:01Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route: 177.39.74.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:24:43Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 177.39.74.0/24 descr: netsystem servicos de informatica ltda me origin: AS52977 mnt-by: MAINT-AS52977 notify: TC-HM-MNT changed: db-admin [at] irr.scw.net.br 20110618 #21:16:17(BRT) source: TC rpki-ov-state: valid route: 177.39.74.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:19:35Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route: 177.39.75.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:20:09Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route: 177.39.75.0/24 descr: netsystem servicos de informatica ltda me origin: AS52977 mnt-by: MAINT-AS52977 notify: TC-HM-MNT changed: db-admin [at] irr.scw.net.br 20110618 #21:16:17(BRT) source: TC rpki-ov-state: valid route: 177.39.76.0/22 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli tech-c: Marcio Elias Hahn do Nascimento mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20140528 #13:47:08Z source: RADB last-modified: 2023-11-13T15:46:32Z rpki-ov-state: valid route: 177.39.76.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:20:27Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 177.39.76.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:20:44Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route: 177.39.77.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:21:11Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route: 177.39.78.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:22:45Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 177.39.78.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:23:25Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 177.39.79.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:23:38Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.8.0/21 origin: AS52977 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20240115 # 0647Z source: RADB last-modified: 2024-01-15T06:47:14Z rpki-ov-state: valid route: 200.53.8.0/22 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:24:57Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 200.53.8.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20191024 #13:12:05Z source: RADB last-modified: 2023-11-13T15:58:33Z rpki-ov-state: valid route: 200.53.8.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:24:03Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.9.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:24:14Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.10.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20191024 #13:12:25Z source: RADB last-modified: 2023-11-13T15:58:33Z rpki-ov-state: valid route: 200.53.10.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:24:30Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.11.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:24:45Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.12.0/22 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20170808 #11:25:08Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: valid route: 200.53.12.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20191024 #13:12:37Z source: RADB last-modified: 2023-11-13T15:58:33Z rpki-ov-state: valid route: 200.53.12.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:25:00Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.13.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:25:15Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.14.0/23 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20191024 #13:12:48Z source: RADB last-modified: 2023-11-13T15:58:33Z rpki-ov-state: valid route: 200.53.14.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:25:27Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route: 200.53.15.0/24 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20151228 #18:25:38Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: valid route6: 2804:768::/32 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20141021 #17:21:50Z source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid route6: 2804:768:1000::/36 descr: Sul Online Telecom Ltda - EPP Ararangua/SC - Brasil origin: AS52977 admin-c: Ricardo Zilli tech-c: Marcio Elias Hahn do Nascimento notify: radb [at] sulonline.net mnt-by: MAINT-AS52977 changed: radb [at] sulonline.net 20160316 #18:54:23Z source: RADB last-modified: 2023-11-13T15:48:46Z rpki-ov-state: valid