These entries are queried from radb.net using whois, you can try my project getting these.
:AS264049 route: 143.202.4.0/22 descr: TELECOMUNICACOES ALARCAO E FERNANDES LTDA - ME origin: AS264049 mnt-by: MAINT-AS264049 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20181130 #02:03:21(-02) source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.4.0/22 descr: Telecomunicacoes Alarcao e Fernandes LTDA - Proxy Object origin: AS264049 mnt-by: MAINT-AS60503 admin-c: FNX-AR tech-c: FNX-TR notify: admin [at] fnxtec.com changed: admin [at] fnxtec.com 20200318 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.4.0/22 descr: MOB CUSTOMER AS264049 origin: AS264049 mnt-by: MAINT-AS28598 changed: fabricio.feijo [at] mobtelecom.com.br 20180504 source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.4.0/24 descr: Telecomunicacoes Alarcao e Fernandes LTDA - Proxy Object origin: AS264049 mnt-by: MAINT-AS60503 admin-c: FNX-AR tech-c: FNX-TR notify: admin [at] fnxtec.com changed: admin [at] fnxtec.com 20200318 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.5.0/24 descr: Telecomunicacoes Alarcao e Fernandes LTDA - Proxy Object origin: AS264049 mnt-by: MAINT-AS60503 admin-c: FNX-AR tech-c: FNX-TR notify: admin [at] fnxtec.com changed: admin [at] fnxtec.com 20200318 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.6.0/24 descr: Telecomunicacoes Alarcao e Fernandes LTDA - Proxy Object origin: AS264049 mnt-by: MAINT-AS60503 admin-c: FNX-AR tech-c: FNX-TR notify: admin [at] fnxtec.com changed: admin [at] fnxtec.com 20200318 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.6.0/24 descr: AS-WSS-CUSTOMER-264049 origin: AS264049 remarks: Cliente do Cliente WS TELECOM (Wariston)=20 remarks: AS PATH 267613 264049 remarks: Usuario XConn ulisses.almeida remarks: ************************************************************ remarks: This is a Eletronet customer proxy route object that was cre remarks: ated because no existing route object with the same origin w remarks: as found. Please contact noc [at] eletronet.net.br if you have an remarks: y questions regarding this object. remarks: ************************************************************ notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: FiltrosBGPOperadoras [at] eletronet.com 20210917 #10:17:21Z source: RADB last-modified: 2023-11-13T16:08:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.7.0/24 descr: Telecomunicacoes Alarcao e Fernandes LTDA - Proxy Object origin: AS264049 mnt-by: MAINT-AS60503 admin-c: FNX-AR tech-c: FNX-TR notify: admin [at] fnxtec.com changed: admin [at] fnxtec.com 20200318 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.202.7.0/24 descr: G8 Customer Proxy Route origin: AS264049 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210321 source: RADB last-modified: 2023-11-13T16:05:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:29fc::/32 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 AS264049) 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: AS264049 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20180706 source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:29fc::/32 descr: PROXY FOR OUR COSTUMER CONE origin: AS264049 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source