These entries are queried from radb.net using whois, you can try my project getting these.
:AS263936 route: 138.219.192.0/22 origin: AS263936 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] brasilnett.com.br mnt-by: MAINT-AS263936 source: TC last-modified: 2023-10-12T13:22:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.219.192.0/22 descr: CLARO S.A. Customer origin: AS263936 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20181214 source: RADB last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.219.192.0/23 descr: AS-BPR-CUSTOMER-263936 origin: AS263936 remarks: Cliente do Cliente Borba Provedor remarks: AS PATH 267613 61873 263936 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 20190724 #23:54:13Z source: RADB last-modified: 2023-11-13T15:56:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.219.192.0/24 descr: CLARO S.A. Customer origin: AS263936 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.219.193.0/24 descr: CLARO S.A. Customer origin: AS263936 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.219.194.0/24 descr: CLARO S.A. Customer origin: AS263936 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.219.195.0/24 descr: CLIENTE_MOB_BRASIL NET EMPREENDIMENTOS LTDA - ME origin: AS263936 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:49:57Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2808::/32 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: AS263936 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 route6: 2804:2808::/32 origin: AS263936 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] brasilnett.com.br mnt-by: MAINT-AS263936 source: TC last-modified: 2023-10-12T13:22:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source