These entries are queried from radb.net using whois, you can try my project getting these.
:AS264528 route: 138.0.20.0/22 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 138.0.20.0/22 descr: ITX-WANTEL origin: AS264528 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181017 #13:01:28Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: valid route: 138.0.20.0/22 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS264528 changed: db-admin [at] bgp.net.br 20201228 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: valid route: 138.0.20.0/23 origin: AS264528 descr: AS264528 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190327 #22:25:56Z source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: valid route: 138.0.20.0/23 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 138.0.20.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 138.0.21.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 138.0.22.0/23 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 138.0.22.0/23 origin: AS264528 descr: AS264528 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190327 #22:26:31Z source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: valid route: 138.0.22.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 138.0.23.0/24 descr: Angola Cables proxy-registered route object for customer AS264528 origin: AS264528 remarks: *********************************************** remarks: This object is for *AS264528* customer routes remarks: which is being exported from this source AS. remarks: remarks: This route object was create because no existing remarks: route object with the same sources was found, and remarks: since some Angola Cables peers filter based on remarks: these objects these routes may be rejected if remarks: this object is not created. remarks: remarks: Please contact peering [at] angolacables.co.ao if you remarks: have any questions regarding this object. remarks: *********************************************** mnt-by: MAINT-AS37468 changed: humberto.galiza [at] angolacables.co.ao 20180928 #23:38:34Z source: RADB last-modified: 2023-11-13T15:54:56Z rpki-ov-state: valid route: 138.0.23.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.104.0/22 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.104.0/22 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS264528 changed: db-admin [at] bgp.net.br 20201228 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: valid route: 168.194.104.0/22 descr: ITX-WANTEL origin: AS264528 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181017 #13:01:57Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: valid route: 168.194.104.0/23 origin: AS264528 descr: AS264528 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190327 #22:27:02Z source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: valid route: 168.194.104.0/23 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.104.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.105.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.106.0/23 origin: AS264528 descr: AS264528 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190327 #22:27:58Z source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: valid route: 168.194.106.0/23 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.106.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route: 168.194.107.0/24 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route6: 2804:2108::/32 descr: ITX-DB3 origin: AS264528 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180809 #18:25:17Z source: RADB last-modified: 2023-11-13T15:54:25Z rpki-ov-state: valid route6: 2804:2108::/32 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route6: 2804:2108:3e80::/45 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route6: 2804:2108:3e88::/45 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid route6: 2804:2108:fe00::/40 descr: KASATECH PROVEDOR DE INTERNET LTDA origin: AS264528 mnt-by: MAINT-AS264528 changed: vagner.carvalho [at] kasatech.net 20210117 source: ALTDB rpki-ov-state: valid