These entries are queried from radb.net using whois, you can try my project getting these.
:AS52840 route: 132.255.60.0/22 descr: ITX-CUSTOMER origin: AS52840 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180730 #20:36:03Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 132.255.60.0/23 descr: ITX-CUSTOMER origin: AS52840 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180730 #20:36:03Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 132.255.62.0/23 descr: CLARO S.A. Customer origin: AS52840 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200806 source: RADB last-modified: 2023-11-13T16:01:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.118.24.0/22 descr: Transito Britis to Ava Telecomunicacoes LTDA origin: AS52840 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20190611 source: RADB last-modified: 2023-11-13T15:56:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.222.0.0/20 descr: AS-MHS-CUSTOMER-52840 origin: AS52840 remarks: Cliente do Cliente MHNET remarks: AS PATH 267613 28146 52840 remarks: Usuario XConn jsouza 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: joao.souza [at] eletronet.com 20190927 #18:25:26Z source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.222.0.0/22 descr: CLARO S.A. Customer origin: AS52840 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200806 source: RADB last-modified: 2023-11-13T16:01:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.222.12.0/24 descr: ITX-GRUPOHOST origin: AS52840 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20171003 #20:17:30Z source: RADB last-modified: 2023-11-13T15:51:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.222.14.0/23 descr: AS-ATE-CUSTOMER-52840 origin: AS52840 remarks: Cliente do Cliente Acessoline Telecom remarks: AS PATH 267613 53062 265078 61512 52840 remarks: Usuario XConn rsilva 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: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: filtrosbgpoperadoras [at] eletronet.com 20230420 #12:15:43Z source: RADB last-modified: 2023-11-13T16:16:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:be4::/32 descr: Red IPV6 para cliente Sunrise Telecomunicaoes LTDA. origin: AS52840 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20140311 #18:39:03Z source: RADB last-modified: 2023-11-13T15:46:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2c18::/32 descr: ITX-ONTELECOM origin: AS52840 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20160408 #21:17:05Z source: RADB last-modified: 2023-11-13T15:49:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source