These entries are queried from radb.net using whois, you can try my project getting these.
:AS268253 route: 45.236.248.0/22 descr: Nossanet Fibra origin: AS268253 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS268253 changed: db-admin [at] bgp.net.br 20191226 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: 45.236.248.0/22 descr: Transito ASAP to Nossanet Fibra origin: AS268253 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20180528 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.248.0/23 descr: Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Usuario XConn jsouza notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: joao.souza [at] eletronet.com 20190612 #16:56:35Z 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: 45.236.248.0/24 descr: Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Usuario XConn jsouza notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: joao.souza [at] eletronet.com 20190612 #16:56:35Z 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: 45.236.249.0/24 descr: Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Usuario XConn jsouza notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: joao.souza [at] eletronet.com 20190612 #16:56:35Z 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: 45.236.250.0/24 descr: Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Usuario XConn jsouza notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: joao.souza [at] eletronet.com 20190612 #16:56:35Z 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: 45.236.251.0/24 descr: Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Usuario XConn jsouza notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: joao.souza [at] eletronet.com 20190612 #16:56:35Z source: RADB last-modified: 2023-11-13T15:56:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2b20::/34 descr: Cliente do Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Processamento corretivo v2 notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: guilherme.cecilio [at] eletronet.com 20190531 #21:09:09Z source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2b20:4000::/34 descr: Cliente do Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Processamento corretivo v2 notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: guilherme.cecilio [at] eletronet.com 20190531 #21:09:09Z source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2b20:8000::/34 descr: Cliente do Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Processamento corretivo v2 notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: guilherme.cecilio [at] eletronet.com 20190531 #21:09:09Z source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2b20:c000::/34 descr: Cliente do Cliente Acesso Point origin: AS268253 remarks: AS PATH 267613 265136 268253 remarks: Processamento corretivo v2 notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: guilherme.cecilio [at] eletronet.com 20190531 #21:09:09Z source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4e50::/32 descr: Transito ASAP to Nossanet Fibra origin: AS268253 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20180528 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source