These entries are queried from radb.net using whois, you can try my project getting these.
:AS262438 route: 177.52.64.0/21 descr: PROXY FOR OUR CUSTUMER CONE origin: AS262438 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 route: 177.52.64.0/21 descr: VELOMAX TELECOM S/A origin: AS262438 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS262438 changed: db-admin [at] bgp.net.br 20190910 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: 177.52.64.0/21 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. origin: AS262438 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.64.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.65.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.66.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.67.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.68.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.69.0/24 descr: IDM TELECOM origin: AS262438 mnt-by: MAINT-AS268200 changed: noc [at] liveinternet.com.br 20230607 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.69.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.70.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.71.0/24 descr: G8 Customer Proxy Route origin: AS262438 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210617 source: RADB last-modified: 2023-11-13T16:05:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:31c0::/32 descr: PROXY FOR OUR COSTUMER CONE origin: AS262438 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 route6: 2804:31c0::/32 descr: AS-RDT-CUSTOMER-262438 origin: AS262438 remarks: Cliente do Cliente RD Telecom (Jet internet) remarks: AS PATH 267613 263558 262438 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: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: richard.silva [at] eletronet.com 20200402 #21:34:50Z source: RADB last-modified: 2023-11-13T16:00:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source